{"title":"Yamaha WR450F Parts","description":"\u003c!-- p4m-bills-inspired-collection-v1 --\u003e\u003cp\u003eShop motorcycle parts and accessories compatible with Yamaha WR450F models for supported years 2003-2026. Use the product fitment details and available filters to confirm the correct part for your exact year and trim.\u003c\/p\u003e\u003cp\u003eNeed help confirming compatibility? Contact Parts4Motorcycles with your motorcycle year, make, model, and the product part number before ordering.\u003c\/p\u003e","products":[{"product_id":"fmf-racing-yamaha-yz450f-23-25-al-factory-4-1-rct-w-r-carbon-cap-comp-sys-w-ss-mb-header-mid-pipe","title":"FMF Racing Yamaha WR450F \/ YZ450FX 2024-2026; Yamaha YZ450F 2023-2025 Stainless Steel Alum. Factory 4.1 RCT w\/ R. Carbon Cap Full System 044477","description":"\u003cp\u003eFactory 4.1 RCT Exhaust System - Aluminum - Stainless Steel Header - Carbon Fiber End Cap\u003c\/p\u003e \u003ch3\u003eProduct Details\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eFMF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003ctd\u003e1820-2047\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer Part Number\u003c\/th\u003e\n\u003ctd\u003e044477\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSuggested Retail\u003c\/th\u003e\n\u003ctd\u003e$1,074.99\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eUnits\u003c\/th\u003e\n\u003ctd\u003eEACH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e \u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eIncorporates FMF Resonance Chamber Technology™ both internally and externally\u003c\/li\u003e\n\u003cli\u003eShorter overall length that is less susceptible to crash damage and complementary to Factory Forward Engineering, moving the muffler closer to the motor to centralize mass\u003c\/li\u003e\n\u003cli\u003eConstructed from only aerospace grade materials that meet exacting specifications and is manufactured 100% at the southern California factory\u003c\/li\u003e\n\u003cli\u003eSpark arrestor screen insert included\u003c\/li\u003e\n\u003cli\u003e94dB insert included\u003c\/li\u003e\n\u003cli\u003eFor closed course competition only\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eSpecs\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Name\u003c\/th\u003e\n\u003ctd\u003eEXHAUST SYSTEM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eType\u003c\/th\u003e\n\u003ctd\u003eRACE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003ctd\u003eFACTORY 4.1 RCT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePipe Material\u003c\/th\u003e\n\u003ctd\u003eSTAINLESS STEEL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMuffler Material\u003c\/th\u003e\n\u003ctd\u003eALUMINUM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMuffler Color\/Finish\u003c\/th\u003e\n\u003ctd\u003eANODIZED \/ GRAY\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEnd Cap Material\u003c\/th\u003e\n\u003ctd\u003eCARBON FIBER\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEnd Cap Color\/Finish\u003c\/th\u003e\n\u003ctd\u003eBLACK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eUnits\u003c\/th\u003e\n\u003ctd\u003eEACH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRiding Style\u003c\/th\u003e\n\u003ctd\u003eOFF-ROAD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e \u003ch3\u003ePackage Info\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003ctd\u003e9.5 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLength\u003c\/th\u003e\n\u003ctd\u003e42.5 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e8.5 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHeight\u003c\/th\u003e\n\u003ctd\u003e8.25 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e \u003ch3\u003ePart Codes\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\u003ctr\u003e\n\u003cth\u003eHarmonized\u003c\/th\u003e\n\u003ctd\u003eEU - 87141040000 US - 8714.10.0050 SCHEDULE B - 8714.10.0090\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e \u003ch3\u003eCatalog References\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e26 PU OFFROAD \/ Page 9\u003c\/li\u003e\u003c\/ul\u003e \u003ch3\u003eFitment\u003c\/h3\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eYear\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003ePosition\u003c\/th\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e2024-2025\u003c\/td\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eYZ450FX\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2024\u003c\/td\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eWR450F\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2023-2025\u003c\/td\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eYZ450F\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch3\u003ePart Notices\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eThis part is subject to an advertising policy\u003c\/li\u003e\u003c\/ul\u003e \u003ch3\u003eFitment Disclosure\u003c\/h3\u003e\u003cp\u003eand\u003c\/p\u003e \u003ch3\u003eGeneral Safety Warning\u003c\/h3\u003e\u003cp\u003ePOSITION NOTES 2024-2025 Yamaha YZ450FX - - 2024 Yamaha WR450F - - 2023-2025 Yamaha YZ450F - - Fitment Disclosure This quick reference fitment information is provided to direct you to our catalog information and the manufacturer's information. Consult manufacturer publication(s) and\/or website(s) for specific fitment and application information and other important information. This fitment information is based upon the stock version of the motorcycle or unit referenced and any accessory added or other modification could invalidate the quick reference information provided. General Safety Warning Failure to follow manufacturer's recommendations and requirements can cause product failure resulting in serious injury or death. While effort has been taken in collecting accurate fitment information, LeMans Corporation accepts no liability for loss or damage resulting from errors or omissions.\u003c\/p\u003e","brand":"FMF Racing","offers":[{"title":"Default Title","offer_id":42738231771223,"sku":"044477","price":1074.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4928\/2135\/files\/71dc6d2ad2c94aee54c8a61c39cc680d.jpg?v=1777567234"},{"product_id":"fmf-racing-yamaha-yz450f-07-09-wr450f-07-15-ss-powerbomb-header","title":"FMF Racing Yamaha WR450F 2007-2015; Yamaha YZ450F 2007-2009 PowerBomb 044225","description":"\u003cp\u003eFMF Racing Yamaha YZ450F 07-09\/WR450F 07-15 SS Powerbomb Header is a motorcycle exhaust component for Yamaha models listed in the title, built for riders who want a catalog-matched replacement or upgrade.\u003c\/p\u003e\n\u003cp\u003eThe redesigned PowerBomb is a 4-stroke header that incoporates FMF's patented PowerBomb module at a precise location in the initial stage of the header, resulting in performance gains and improved flow. Outer chamber allows the air to expand, cool and ramp back up at velocity Increased flow up to 10% Fitment: Yamaha YZ450F Base 2007 Yamaha YZ450F Base 2008 Yamaha YZ450F Base 2009\u003c\/p\u003e\n\u003ch3\u003eProduct details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: FMF\u003c\/li\u003e\n\u003cli\u003eProduct number: 044225, fmf044225, 18220125\u003c\/li\u003e\n\u003cli\u003eCategory: motorcycle exhaust component\u003c\/li\u003e\n\u003cli\u003eOuter chamber allows the air to expand, cool and ramp back up at velocity\u003c\/li\u003e\n\u003cli\u003eIncreased flow up to 10%\u003c\/li\u003e\n\u003cli\u003eManufacturer part number: 044225\u003c\/li\u003e\n\u003cli\u003eUnit: 1\u003c\/li\u003e\n\u003cli\u003eEPA: Compliant\u003c\/li\u003e\n\u003cli\u003eCategory: Exhaust, Mufflers \u0026amp; Tips\u003c\/li\u003e\n\u003cli\u003eSubcategory: Muffler\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eConfirm the SKU, selected variant, and vehicle fitment before ordering.\u003c\/p\u003e","brand":"FMF Racing","offers":[{"title":"Default Title","offer_id":42738268176471,"sku":"044225","price":249.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4928\/2135\/files\/bc7ececf3d015b47e6046d697d3e69c2_2c89d4d9-555e-456c-9c84-543003c2b76d.jpg?v=1777569376"},{"product_id":"fmf-racing-yamaha-yz-wr450f-03-06-yfz450-04-09-12-15-ss-powerbomb-header","title":"FMF Racing Yamaha WR450F \/ YZ450F 2003-2006; Yamaha YFZ450 2004-2009, 2012-2015 PowerBomb 044033","description":"\u003cp\u003ePowerBomb Header\u003c\/p\u003e \u003ch3\u003eProduct Details\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eFMF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003ctd\u003eFMF044033\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer Part Number\u003c\/th\u003e\n\u003ctd\u003e044033\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSuggested Retail\u003c\/th\u003e\n\u003ctd\u003e$249.99\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eUnits\u003c\/th\u003e\n\u003ctd\u003eEACH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e \u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eUtilize FMF's patented module precisely located at the initial stage of the header\u003c\/li\u003e\n\u003cli\u003ePosition \"Bomb\" increases performance; horsepower is increased as much as 10%\u003c\/li\u003e\n\u003cli\u003eAct as \"pre-muffler\" helping to lower the decibel output\u003c\/li\u003e\n\u003cli\u003eThe expansion and contraction of exhaust sonics through the system causes increased flow\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eSpecs\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Name\u003c\/th\u003e\n\u003ctd\u003eHEADER\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eType\u003c\/th\u003e\n\u003ctd\u003eHEAD PIPE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003ctd\u003ePOWERBOMB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eColor\/Finish\u003c\/th\u003e\n\u003ctd\u003eSTAINLESS STEEL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eSTAINLESS STEEL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eUnits\u003c\/th\u003e\n\u003ctd\u003eEACH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRiding Style\u003c\/th\u003e\n\u003ctd\u003eADVENTURE TOURING \/ DUAL-SPORT \/ OFF-ROAD \/ ATV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e \u003ch3\u003ePackage Info\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003ctd\u003e3.25 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLength\u003c\/th\u003e\n\u003ctd\u003e15.55 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e12.55 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHeight\u003c\/th\u003e\n\u003ctd\u003e7.87 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e \u003ch3\u003ePart Codes\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\u003ctr\u003e\n\u003cth\u003eHarmonized\u003c\/th\u003e\n\u003ctd\u003eEU - 87141040000 US - 8714.10.0050 SCHEDULE B - 8714.10.0090\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e \u003ch3\u003eCatalog References\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e26 PU OFFROAD \/ Page 17\u003c\/li\u003e\u003c\/ul\u003e \u003ch3\u003eFitment\u003c\/h3\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eYear\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003ePosition\u003c\/th\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e2004-2009, 2012-2015\u003c\/td\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eYFZ450\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2004-2006\u003c\/td\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eWR450F\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2004-2006\u003c\/td\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eYZ450F\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch3\u003ePart Notices\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eWARNING: |\u003c\/li\u003e\n\u003cli\u003eWARNING: Cancer and Reproductive Harm - www.P65\u003c\/li\u003e\n\u003cli\u003eWarnings.ca.gov\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eFitment Disclosure\u003c\/h3\u003e\u003cp\u003eand\u003c\/p\u003e \u003ch3\u003eGeneral Safety Warning\u003c\/h3\u003e\u003cp\u003ePOSITION NOTES 2004-2009, 2012-2015 Yamaha YFZ450 - - 2004-2006 Yamaha WR450F - - 2004-2006 Yamaha YZ450F - - Fitment Disclosure This quick reference fitment information is provided to direct you to our catalog information and the manufacturer's information. Consult manufacturer publication(s) and\/or website(s) for specific fitment and application information and other important information. This fitment information is based upon the stock version of the motorcycle or unit referenced and any accessory added or other modification could invalidate the quick reference information provided. General Safety Warning Failure to follow manufacturer's recommendations and requirements can cause product failure resulting in serious injury or death. While effort has been taken in collecting accurate fitment information, LeMans Corporation accepts no liability for loss or damage resulting from errors or omissions.\u003c\/p\u003e","brand":"FMF Racing","offers":[{"title":"Default Title","offer_id":42738268340311,"sku":"044033","price":249.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4928\/2135\/files\/bc7ececf3d015b47e6046d697d3e69c2_4f53711e-c047-4184-ade1-476ba0a72b57.jpg?v=1777569390"},{"product_id":"fmf-racing-yamaha-yz450f-18-26-wr450f-2019-yz450fx-19-24-hex-q4-s-a-muffler","title":"FMF Racing Yamaha WR450F \/ YZ450FX 2019-2026; Yamaha YZ450F 2018-2026 Q4 Hex S\/A 044442","description":"\u003cp\u003eFMF Racing Yamaha YZ450F 18-26\/WR450F (2019)\/ YZ450FX 19-24 Hex Q4 S\/A Muffler is a motorcycle exhaust component for Yamaha models listed in the title (2019), built for riders who want a catalog-matched replacement or upgrade.\u003c\/p\u003e\n\u003cp\u003eA 4-Stroke header system that incorporates FMF's patented Power Bomb module at a precise location in the initial stage of the header system; by positioning the \"Bomb\" at this key point, the expansion and contraction of exhaust sonics through the system resulting in a flow increase of nearly 10%. The surface of the perforated core lets the sound exit into the absorbing material (steel wool packing) and then allows the air to expand, cool and ramp back up at higher air pressures (RPMs). The Power Bomb is a \"pre-muffler\" of sorts, which helps to lower the bike's sound output because it provides more sound-absorbing surface area to allow the exhaust gases to become absorbed. Fitment: Yamaha WR450F Base 2019 Yamaha YZ450F Base 2018 Yamaha YZ450F Base 2019 Yamaha YZ450F Base 2020 Yamaha YZ450F Base 2021 Yamaha YZ450FX Base 2019 Yamaha YZ450FX Base 2020\u003c\/p\u003e\n\u003ch3\u003eProduct details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: FMF\u003c\/li\u003e\n\u003cli\u003eProduct number: 044442, fmf044442, 18211837\u003c\/li\u003e\n\u003cli\u003eCategory: motorcycle exhaust component\u003c\/li\u003e\n\u003cli\u003eManufacturer part number: 044442\u003c\/li\u003e\n\u003cli\u003eUnit: 1\u003c\/li\u003e\n\u003cli\u003eEPA: Compliant\u003c\/li\u003e\n\u003cli\u003eCategory: Exhaust, Mufflers \u0026amp; Tips\u003c\/li\u003e\n\u003cli\u003eSubcategory: Muffler\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eConfirm the SKU, selected variant, and vehicle fitment before ordering.\u003c\/p\u003e","brand":"FMF Racing","offers":[{"title":"Default Title","offer_id":42738277154903,"sku":"044442","price":499.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4928\/2135\/files\/178c55cabfd458bde7afdb6f89cebd0c_1f8150f5-cf21-4d09-a171-f433b4499fec.jpg?v=1777569775"},{"product_id":"fmf-racing-yamaha-yz250f-06-09-yz450f-06-09-wr250f-07-13-450f-07-11-q4-s-a-muffler","title":"FMF Racing Yamaha WR250F 2007-2013; Yamaha WR450F 2007-2011; Yamaha YZ250F \/ YZ450F 2006-2009 Q4 044232","description":"\u003cp\u003eFMF Racing Yamaha YZ250F 06-09\/YZ450F 06-09\/WR250F 07-13\/450F 07-11 Q4 S\/A Muffler is a motorcycle exhaust component for Yamaha models listed in the title, built for riders who want a catalog-matched replacement or upgrade.\u003c\/p\u003e\n\u003cp\u003eA 4-Stroke header system that incorporates FMF's patented Power Bomb module at a precise location in the initial stage of the header system; by positioning the \"Bomb\" at this key point, the expansion and contraction of exhaust sonics through the system resulting in a flow increase of nearly 10%. The surface of the perforated core lets the sound exit into the absorbing material (steel wool packing) and then allows the air to expand, cool and ramp back up at higher air pressures (RPMs). The Power Bomb is a \"pre-muffler\" of sorts, which helps to lower the bike's sound output because it provides more sound-absorbing surface area to allow the exhaust gases to become absorbed. Fitment: Yamaha WR250F Base 2007 Yamaha WR250F Base 2008 Yamaha WR250F Base 2009 Yamaha WR250F Base 2010 Yamaha WR250F Base 2011 Yamaha WR250F Base 2012 Yamaha WR250F Base 2013 Yamaha WR450F Base 2007 Yamaha WR450F Base\u003c\/p\u003e\n\u003ch3\u003eProduct details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: FMF\u003c\/li\u003e\n\u003cli\u003eProduct number: 044232, fmf044232, 18210581\u003c\/li\u003e\n\u003cli\u003eCategory: motorcycle exhaust component\u003c\/li\u003e\n\u003cli\u003eManufacturer part number: 044232\u003c\/li\u003e\n\u003cli\u003eUnit: 1\u003c\/li\u003e\n\u003cli\u003eEPA: Compliant\u003c\/li\u003e\n\u003cli\u003eCategory: Exhaust, Mufflers \u0026amp; Tips\u003c\/li\u003e\n\u003cli\u003eSubcategory: Muffler\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eConfirm the SKU, selected variant, and vehicle fitment before ordering.\u003c\/p\u003e","brand":"FMF Racing","offers":[{"title":"Default Title","offer_id":42738278596695,"sku":"044232","price":499.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4928\/2135\/files\/178c55cabfd458bde7afdb6f89cebd0c_0ee4301d-bd5e-4aae-ac76-118f357fccd0.jpg?v=1777569824"},{"product_id":"fmf-racing-yamaha-yz450f-03-05-wr450f-03-06-q4-s-a-muffler","title":"FMF Racing Yamaha WR450F 2003-2006; Yamaha YZ450F 2003-2005 Q4 044199","description":"\u003cp\u003eFMF Racing Yamaha YZ450F 03-05\/WR450F 03-06 Q4 S\/A Muffler is a motorcycle exhaust component for Yamaha models listed in the title, built for riders who want a catalog-matched replacement or upgrade.\u003c\/p\u003e\n\u003cp\u003eA 4-Stroke header system that incorporates FMF's patented Power Bomb module at a precise location in the initial stage of the header system; by positioning the \"Bomb\" at this key point, the expansion and contraction of exhaust sonics through the system resulting in a flow increase of nearly 10%. The surface of the perforated core lets the sound exit into the absorbing material (steel wool packing) and then allows the air to expand, cool and ramp back up at higher air pressures (RPMs). The Power Bomb is a \"pre-muffler\" of sorts, which helps to lower the bike's sound output because it provides more sound-absorbing surface area to allow the exhaust gases to become absorbed.\u003c\/p\u003e\n\u003ch3\u003eProduct details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: FMF\u003c\/li\u003e\n\u003cli\u003eProduct number: 044199, fmf044199, 18210678\u003c\/li\u003e\n\u003cli\u003eCategory: motorcycle exhaust component\u003c\/li\u003e\n\u003cli\u003eManufacturer part number: 044199\u003c\/li\u003e\n\u003cli\u003eUnit: 1\u003c\/li\u003e\n\u003cli\u003eEPA: Compliant\u003c\/li\u003e\n\u003cli\u003eCategory: Exhaust, Mufflers \u0026amp; Tips\u003c\/li\u003e\n\u003cli\u003eSubcategory: Muffler\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eConfirm the SKU, selected variant, and vehicle fitment before ordering.\u003c\/p\u003e","brand":"FMF Racing","offers":[{"title":"Default Title","offer_id":42738279317591,"sku":"044199","price":499.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4928\/2135\/files\/178c55cabfd458bde7afdb6f89cebd0c_e296a2c4-f75c-4b52-b34f-5b1d5a0580da.jpg?v=1777569852"},{"product_id":"fmf-racing-yamaha-yz450f-18-26-wr450f-2019-yz450fx-19-24-powercore-4-hex-muffler","title":"FMF Racing Yamaha WR450F \/ YZ450FX 2019-2026; Yamaha YZ450F 2018-2026 Powercore 4 Hex 044441","description":"\u003cp\u003eFMF Racing Yamaha YZ450F 18-26\/WR450F (2019)\/ YZ450FX 19-24 Powercore 4 Hex Muffler is a motorcycle exhaust component for Yamaha models listed in the title (2019), built for riders who want a catalog-matched replacement or upgrade.\u003c\/p\u003e\n\u003cp\u003eThe PowerCore 4 was developed to increase the horsepower and torque throughout the entire power curve producing a noticeable power increase that is useable and compatible with every style of riding. Aluminum construction and stainless steel Hi-Flo end caps make for the perfect balance of performance and strength. Aluminum performance muffler with durable stainless steel components. Completely redesigned for all late model applications. Removable spark arrestor included. Aluminum slip-on developed to increase the horsepower and torque throughout the entire power band. Fitment: Yamaha WR450F Base 2019 Yamaha YZ450F Base 2018 Yamaha YZ450F Base 2019 Yamaha YZ450F Base 2020 Yamaha YZ450F Base 2021 Yamaha YZ450FX Base 2019 Yamaha YZ450FX Base 2020 Yamaha YZ450FX Base 2021\u003c\/p\u003e\n\u003ch3\u003eProduct details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: FMF\u003c\/li\u003e\n\u003cli\u003eProduct number: 044441, 18211836, fmf044441\u003c\/li\u003e\n\u003cli\u003eCategory: motorcycle exhaust component\u003c\/li\u003e\n\u003cli\u003eManufacturer part number: 044441\u003c\/li\u003e\n\u003cli\u003eUnit: 1\u003c\/li\u003e\n\u003cli\u003eEPA: Compliant\u003c\/li\u003e\n\u003cli\u003eCategory: Exhaust, Mufflers \u0026amp; Tips\u003c\/li\u003e\n\u003cli\u003eSubcategory: Muffler\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eConfirm the SKU, selected variant, and vehicle fitment before ordering.\u003c\/p\u003e","brand":"FMF Racing","offers":[{"title":"Default Title","offer_id":42738286592087,"sku":"044441","price":449.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4928\/2135\/files\/fb4c21d5c92b263c458b4943d1e268f4_6ccdf1a7-6f97-4b4e-bf47-092a033c2870.jpg?v=1777570141"},{"product_id":"fmf-racing-yamaha-yz450f-14-17-yz450fx-16-18-wr450f-16-18-powercore-4-hex-muffler","title":"FMF Racing Yamaha WR450F \/ YZ450FX 2016-2018; Yamaha YZ450F 2014-2017 Powercore 4 Hex 044404","description":"\u003cp\u003eFMF Racing Yamaha YZ450F 14-17\/YZ450FX 16-18\/WR450F 16-18 Powercore 4 Hex Muffler is a motorcycle exhaust component for Yamaha models listed in the title, built for riders who want a catalog-matched replacement or upgrade.\u003c\/p\u003e\n\u003cp\u003eThe PowerCore 4 was developed to increase the horsepower and torque throughout the entire power curve producing a noticeable power increase that is useable and compatible with every style of riding. Aluminum construction and stainless steel Hi-Flo end caps make for the perfect balance of performance and strength. Aluminum performance muffler with durable stainless steel components. Completely redesigned for all late model applications. Removable spark arrestor included. Aluminum slip-on developed to increase the horsepower and torque throughout the entire power band. Fitment: Yamaha WR450F Base 2016 Yamaha WR450F Base 2017 Yamaha WR450F Base 2018 Yamaha YZ450F Base 2014 Yamaha YZ450F Base 2015 Yamaha YZ450F Base 2016 Yamaha YZ450F Base 2017 Yamaha YZ450FX Base 2016 Yamaha YZ450FX Base 2017 Yamaha YZ450FX Base 2018\u003c\/p\u003e\n\u003ch3\u003eProduct details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: FMF\u003c\/li\u003e\n\u003cli\u003eProduct number: 044404, 18211534, fmf044404\u003c\/li\u003e\n\u003cli\u003eCategory: motorcycle exhaust component\u003c\/li\u003e\n\u003cli\u003eManufacturer part number: 044404\u003c\/li\u003e\n\u003cli\u003eUnit: 1\u003c\/li\u003e\n\u003cli\u003eEPA: Compliant\u003c\/li\u003e\n\u003cli\u003eCategory: Exhaust, Mufflers \u0026amp; Tips\u003c\/li\u003e\n\u003cli\u003eSubcategory: Muffler\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eConfirm the SKU, selected variant, and vehicle fitment before ordering.\u003c\/p\u003e","brand":"FMF Racing","offers":[{"title":"Default Title","offer_id":42738287771735,"sku":"044404","price":449.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4928\/2135\/files\/fb4c21d5c92b263c458b4943d1e268f4_56dc2419-d342-4637-96b1-073da023e0d2.jpg?v=1777570175"},{"product_id":"fmf-racing-yamaha-yz250f-06-09-yz450f-06-09-wr250f-07-13-450f-07-11-powercore-4-muffler","title":"FMF Racing Yamaha WR250F 2007-2013; Yamaha WR450F 2007-2011; Yamaha YZ250F \/ YZ450F 2006-2009 Powercore 4 044228","description":"\u003cp\u003eFMF Racing Yamaha YZ250F 06-09\/YZ450F 06-09\/WR250F 07-13\/450F 07-11 Powercore 4 Muffler is a motorcycle exhaust component for Yamaha models listed in the title, built for riders who want a catalog-matched replacement or upgrade.\u003c\/p\u003e\n\u003cp\u003eThe PowerCore 4 was developed to increase the horsepower and torque throughout the entire power curve producing a noticeable power increase that is useable and compatible with every style of riding. Aluminum construction and stainless steel Hi-Flo end caps make for the perfect balance of performance and strength. Aluminum performance muffler with durable stainless steel components. Completely redesigned for all late model applications. Removable spark arrestor included. Aluminum slip-on developed to increase the horsepower and torque throughout the entire power band. Fitment: Yamaha WR250F Base 2007 Yamaha WR250F Base 2008 Yamaha WR250F Base 2009 Yamaha WR250F Base 2010 Yamaha WR250F Base 2011 Yamaha WR250F Base 2012 Yamaha WR250F Base 2013 Yamaha WR450F Base 2007 Yamaha WR450F Base 2008 Yamaha WR450F Base 2009 Yamaha WR450F Base 2010 Yamaha WR450F Base 2011 Yamaha YZ250F Base 2006 Yamah\u003c\/p\u003e\n\u003ch3\u003eProduct details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: FMF\u003c\/li\u003e\n\u003cli\u003eProduct number: 044228, fmf044228, 18210578\u003c\/li\u003e\n\u003cli\u003eCategory: motorcycle exhaust component\u003c\/li\u003e\n\u003cli\u003eManufacturer part number: 044228\u003c\/li\u003e\n\u003cli\u003eUnit: 1\u003c\/li\u003e\n\u003cli\u003eEPA: Compliant\u003c\/li\u003e\n\u003cli\u003eCategory: Exhaust, Mufflers \u0026amp; Tips\u003c\/li\u003e\n\u003cli\u003eSubcategory: Muffler\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eConfirm the SKU, selected variant, and vehicle fitment before ordering.\u003c\/p\u003e","brand":"FMF Racing","offers":[{"title":"Default Title","offer_id":42738289377367,"sku":"044228","price":449.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4928\/2135\/files\/fb4c21d5c92b263c458b4943d1e268f4_da5a4daa-4fe8-45f8-9ca1-bafa96ef9905.jpg?v=1777570217"},{"product_id":"fmf-racing-yamaha-yz450f-03-05-wr450f-03-06-powercore-4-muffler","title":"FMF Racing Yamaha WR450F 2003-2006; Yamaha YZ450F 2003-2005 Powercore 4 044222","description":"\u003cp\u003eFMF Racing Yamaha YZ450F 03-05\/WR450F 03-06 Powercore 4 Muffler is a motorcycle exhaust component for Yamaha models listed in the title, built for riders who want a catalog-matched replacement or upgrade.\u003c\/p\u003e\n\u003cp\u003eThe PowerCore 4 was developed to increase the horsepower and torque throughout the entire power curve producing a noticeable power increase that is useable and compatible with every style of riding. Aluminum construction and stainless steel Hi-Flo end caps make for the perfect balance of performance and strength. Aluminum performance muffler with durable stainless steel components. Completely redesigned for all late model applications. Removable spark arrestor included. Aluminum slip-on developed to increase the horsepower and torque throughout the entire power band. Fitment: Yamaha WR450F Base 2003 Yamaha WR450F Base 2004 Yamaha WR450F Base 2005 Yamaha WR450F Base 2006 Yamaha YZ450F Base 2003 Yamaha YZ450F Base 2004 Yamaha YZ450F Base 2005\u003c\/p\u003e\n\u003ch3\u003eProduct details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: FMF\u003c\/li\u003e\n\u003cli\u003eProduct number: 044222, 18210681, fmf044222\u003c\/li\u003e\n\u003cli\u003eCategory: motorcycle exhaust component\u003c\/li\u003e\n\u003cli\u003eManufacturer part number: 044222\u003c\/li\u003e\n\u003cli\u003eUnit: 1\u003c\/li\u003e\n\u003cli\u003eEPA: Compliant\u003c\/li\u003e\n\u003cli\u003eCategory: Exhaust, Mufflers \u0026amp; Tips\u003c\/li\u003e\n\u003cli\u003eSubcategory: Muffler\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eConfirm the SKU, selected variant, and vehicle fitment before ordering.\u003c\/p\u003e","brand":"FMF Racing","offers":[{"title":"Default Title","offer_id":42738289803351,"sku":"044222","price":449.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4928\/2135\/files\/fb4c21d5c92b263c458b4943d1e268f4_f9790461-331e-4d3f-9b62-a56a00a89bb0.jpg?v=1777570235"},{"product_id":"fmf-racing-yamaha-wr450f-2020-anod-ti-factory-4-1-rct-so-muffler-w-r-carbon-cap","title":"FMF Racing Yamaha WR450F 2020 Factory 4.1 RCT Titanium Anodized SL (Slip-On) w\/ Carbon Cap 044466","description":"\u003cp\u003eFactory 4.1 RCT Slip-On Muffler - Blue Anodized Titanium with Carbon Fiber End Cap - WR450R\u003c\/p\u003e \u003ch3\u003eProduct Details\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eFMF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003ctd\u003e1821-2013\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer Part Number\u003c\/th\u003e\n\u003ctd\u003e044466\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSuggested Retail\u003c\/th\u003e\n\u003ctd\u003e$799.99\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eUnits\u003c\/th\u003e\n\u003ctd\u003eEACH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e \u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eRCT (Resonance Chamber Technology) features a patented core shape that lowers decibels while maintaining maximum power output\u003c\/li\u003e\n\u003cli\u003eInternal ducts in the chambers of the RCT system increase internal volume for improved exhaust flow, resulting in power gains throughout the entire range of power\u003c\/li\u003e\n\u003cli\u003eFMF's Factory Forward Engineering centralizes mass and is less prone to crash damage\u003c\/li\u003e\n\u003cli\u003eInnovative rear end cap features simple installation of tuning tip inserts or spark arrestor with the removal of four screws\u003c\/li\u003e\n\u003cli\u003eCompatible with stock header or FMF header\u003c\/li\u003e\n\u003cli\u003eMeets AMA and FIM sound requirements\u003c\/li\u003e\n\u003cli\u003eQuietCore 94 dB insert included\u003c\/li\u003e\n\u003cli\u003eSpark arrestor included in muffler\u003c\/li\u003e\n\u003cli\u003eMade in the USA\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eVideos\u003c\/h3\u003e\u003cp\u003e\u003ca href=\"https:\/\/www.youtube.com\/embed\/jboglc9y9uw?rel=0\u0026amp;amp;showinfo=0\u0026amp;amp;enablejsapi=1\" target=\"_blank\" rel=\"noopener\"\u003eFMF 2020 YZ250F Factory 4.1 Sound Check\u003c\/a\u003e\u003c\/p\u003e\u003cdiv style=\"aspect-ratio:16\/9;max-width:760px;margin:0 0 1rem;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/jboglc9y9uw\" title=\"FMF 2020 YZ250F Factory 4.1 Sound Check\" loading=\"lazy\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen style=\"width:100%;height:100%;border:0;\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e \u003ch3\u003eSpecs\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Name\u003c\/th\u003e\n\u003ctd\u003eMUFFLER\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eType\u003c\/th\u003e\n\u003ctd\u003eSLIP-ON\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003ctd\u003eFACTORY 4.1 RCT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMuffler Material\u003c\/th\u003e\n\u003ctd\u003eTITANIUM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMuffler Color\/Finish\u003c\/th\u003e\n\u003ctd\u003eANODIZED \/ BLUE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEnd Cap Material\u003c\/th\u003e\n\u003ctd\u003eCARBON FIBER\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEnd Cap Color\/Finish\u003c\/th\u003e\n\u003ctd\u003eBLACK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eUnits\u003c\/th\u003e\n\u003ctd\u003eEACH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRiding Style\u003c\/th\u003e\n\u003ctd\u003eOFF-ROAD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e \u003ch3\u003ePackage Info\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003ctd\u003e8.4 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLength\u003c\/th\u003e\n\u003ctd\u003e42.75 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e8.5 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHeight\u003c\/th\u003e\n\u003ctd\u003e8.5 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e \u003ch3\u003ePart Codes\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\u003ctr\u003e\n\u003cth\u003eHarmonized\u003c\/th\u003e\n\u003ctd\u003eEU - 87141040000 US - 8714.10.0050 SCHEDULE B - 8714.10.0090\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e \u003ch3\u003eCatalog References\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e26 PU OFFROAD \/ Page 11\u003c\/li\u003e\u003c\/ul\u003e \u003ch3\u003eFitment\u003c\/h3\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eYear\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003ePosition\u003c\/th\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\u003ctr\u003e\n\u003ctd\u003e2020-2021\u003c\/td\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eWR450F\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch3\u003ePart Notices\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePart has special instructions Discontinued Part cannot be returned\u003c\/li\u003e\n\u003cli\u003eWARNING: Cancer and Reproductive Harm www.P65\u003c\/li\u003e\n\u003cli\u003eWarnings.ca.gov |\u003c\/li\u003e\n\u003cli\u003eWARNING: Cancer and Reproductive Harm - www.P65\u003c\/li\u003e\n\u003cli\u003eWarnings.ca.gov\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eFitment Disclosure\u003c\/h3\u003e\u003cp\u003eand\u003c\/p\u003e \u003ch3\u003eGeneral Safety Warning\u003c\/h3\u003e\u003cp\u003ePOSITION NOTES 2020-2021 Yamaha WR450F - - Fitment Disclosure This quick reference fitment information is provided to direct you to our catalog information and the manufacturer's information. Consult manufacturer publication(s) and\/or website(s) for specific fitment and application information and other important information. This fitment information is based upon the stock version of the motorcycle or unit referenced and any accessory added or other modification could invalidate the quick reference information provided. General Safety Warning Failure to follow manufacturer's recommendations and requirements can cause product failure resulting in serious injury or death. While effort has been taken in collecting accurate fitment information, LeMans Corporation accepts no liability for loss or damage resulting from errors or omissions.\u003c\/p\u003e","brand":"FMF Racing","offers":[{"title":"Default Title","offer_id":42738326208599,"sku":"044466","price":799.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4928\/2135\/files\/f0a9d8c9efdd42922e68c27fec2bbd93_335defd8-d2ce-42df-9dd2-43fdb34c50e9.jpg?v=1777571630"},{"product_id":"fmf-racing-yamaha-yz250f-yz450f-06-09-wr250f-07-13-we450f-07-11-anod-ss-fact-4-1-so-muffler","title":"FMF Racing Yamaha WR250F 2007-2013; Yamaha WR450F 2007-2011; Yamaha YZ250F \/ YZ450F 2006-2009 Factory4.1 SL (Slip-On) 044235","description":"\u003cp\u003eFactory 4.1 Muffler - Anodized Titanium\u003c\/p\u003e \u003ch3\u003eProduct Details\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eFMF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003ctd\u003e1821-0584\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer Part Number\u003c\/th\u003e\n\u003ctd\u003e044235\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSuggested Retail\u003c\/th\u003e\n\u003ctd\u003e$499.99\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eUnits\u003c\/th\u003e\n\u003ctd\u003eEACH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e \u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSuperior power and performance - horsepower improved throughout the rpm range\u003c\/li\u003e\n\u003cli\u003eFactory Forward Engineering centralizes mass, improves handling\u003c\/li\u003e\n\u003cli\u003eCustomize with performance tuning inserts and spark arrestor module\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eSpecs\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Name\u003c\/th\u003e\n\u003ctd\u003eMUFFLER\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eType\u003c\/th\u003e\n\u003ctd\u003eSLIP-ON\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003ctd\u003eFACTORY 4.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eStyle\u003c\/th\u003e\n\u003ctd\u003eOVAL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePipe Material\u003c\/th\u003e\n\u003ctd\u003eSTAINLESS STEEL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMuffler Material\u003c\/th\u003e\n\u003ctd\u003eTITANIUM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMuffler Color\/Finish\u003c\/th\u003e\n\u003ctd\u003eANODIZED BLUE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEnd Cap Style\u003c\/th\u003e\n\u003ctd\u003eEURO\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEnd Cap Material\u003c\/th\u003e\n\u003ctd\u003eSTAINLESS STEEL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eUnits\u003c\/th\u003e\n\u003ctd\u003eEACH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRiding Style\u003c\/th\u003e\n\u003ctd\u003eOFF-ROAD \/ ADVENTURE TOURING \/ DUAL-SPORT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e \u003ch3\u003ePackage Info\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003ctd\u003e6.25 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLength\u003c\/th\u003e\n\u003ctd\u003e26.57 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e12.79 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHeight\u003c\/th\u003e\n\u003ctd\u003e9.44 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e \u003ch3\u003ePart Codes\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\u003ctr\u003e\n\u003cth\u003eHarmonized\u003c\/th\u003e\n\u003ctd\u003eEU - 87141040000 US - 8714.10.0050 SCHEDULE B - 8714.10.0090\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e \u003ch3\u003eCatalog References\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e26 PU OFFROAD \/ Page 11\u003c\/li\u003e\u003c\/ul\u003e \u003ch3\u003eFitment\u003c\/h3\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eYear\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003ePosition\u003c\/th\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e2007-2014\u003c\/td\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eWR250F\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2007-2011\u003c\/td\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eWR450F\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2006-2009\u003c\/td\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eYZ450F\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2006-2009\u003c\/td\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eYZ250F\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch3\u003ePart Notices\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eWARNING: |\u003c\/li\u003e\n\u003cli\u003eWARNING: Cancer and Reproductive Harm - www.P65\u003c\/li\u003e\n\u003cli\u003eWarnings.ca.gov Out of stock\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eFitment Disclosure\u003c\/h3\u003e\u003cp\u003eand\u003c\/p\u003e \u003ch3\u003eGeneral Safety Warning\u003c\/h3\u003e\u003cp\u003ePOSITION NOTES 2007-2014 Yamaha WR250F - - 2007-2011 Yamaha WR450F - - 2006-2009 Yamaha YZ450F - - 2006-2009 Yamaha YZ250F - - Fitment Disclosure This quick reference fitment information is provided to direct you to our catalog information and the manufacturer's information. Consult manufacturer publication(s) and\/or website(s) for specific fitment and application information and other important information. This fitment information is based upon the stock version of the motorcycle or unit referenced and any accessory added or other modification could invalidate the quick reference information provided. General Safety Warning Failure to follow manufacturer's recommendations and requirements can cause product failure resulting in serious injury or death. While effort has been taken in collecting accurate fitment information, LeMans Corporation accepts no liability for loss or damage resulting from errors or omissions.\u003c\/p\u003e","brand":"FMF Racing","offers":[{"title":"Default Title","offer_id":42738331254871,"sku":"044235","price":499.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4928\/2135\/files\/b5d8f05b98f27a808d41dc5bd50f71c8_87da8e97-b5dc-41a2-a82d-fba26ad2de71.jpg?v=1777571829"},{"product_id":"fmf-racing-18-26-yamaha-yz450f-ss-aluminum-4-1-rct-s-o-w-carbon-cap","title":"FMF Racing Yamaha WR450F \/ YZ450FX 2019-2026; Yamaha YZ450F 2018-2026 Factory 4.1 RCT Stainless SL (Slip-On) w\/ Carbon End Cap 044443","description":"\u003cp\u003eFactory 4.1 RCT Slip-On Muffler - Stainless Steel\/Aluminum with Carbon Fiber End Cap - YZF\/FX\u003c\/p\u003e \u003ch3\u003eProduct Details\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eFMF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003ctd\u003e1821-1838\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer Part Number\u003c\/th\u003e\n\u003ctd\u003e044443\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSuggested Retail\u003c\/th\u003e\n\u003ctd\u003e$649.99\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eUnits\u003c\/th\u003e\n\u003ctd\u003eEACH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e \u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eRCT (Resonance Chamber Technology) features a patented core shape that lowers decibels while maintaining maximum power output\u003c\/li\u003e\n\u003cli\u003eInternal ducts in the chambers of the RCT system increase internal volume for improved exhaust flow, resulting in power gains throughout the entire range of power\u003c\/li\u003e\n\u003cli\u003eFMF's Factory Forward Engineering centralizes mass and is less prone to crash damage\u003c\/li\u003e\n\u003cli\u003eInnovative rear end cap features simple installation of tuning tip inserts or spark arrestor with the removal of four screws\u003c\/li\u003e\n\u003cli\u003eCompatible with stock header or FMF header\u003c\/li\u003e\n\u003cli\u003eMeets AMA and FIM sound requirements\u003c\/li\u003e\n\u003cli\u003eQuietCore 94 dB insert included\u003c\/li\u003e\n\u003cli\u003eSpark arrestor included in muffler\u003c\/li\u003e\n\u003cli\u003eMade in the USA\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eVideos\u003c\/h3\u003e\u003cp\u003e\u003ca href=\"https:\/\/www.youtube.com\/embed\/jboglc9y9uw?rel=0\u0026amp;amp;showinfo=0\u0026amp;amp;enablejsapi=1\" target=\"_blank\" rel=\"noopener\"\u003eFMF 2020 YZ250F Factory 4.1 Sound Check\u003c\/a\u003e\u003c\/p\u003e\u003cdiv style=\"aspect-ratio:16\/9;max-width:760px;margin:0 0 1rem;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/jboglc9y9uw\" title=\"FMF 2020 YZ250F Factory 4.1 Sound Check\" loading=\"lazy\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen style=\"width:100%;height:100%;border:0;\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e \u003ch3\u003eSpecs\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Name\u003c\/th\u003e\n\u003ctd\u003eMUFFLER\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eType\u003c\/th\u003e\n\u003ctd\u003eSLIP-ON\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003ctd\u003eFACTORY 4.1 RCT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMuffler Material\u003c\/th\u003e\n\u003ctd\u003eALUMINUM \/ STAINLESS STEEL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMuffler Color\/Finish\u003c\/th\u003e\n\u003ctd\u003eNATURAL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEnd Cap Material\u003c\/th\u003e\n\u003ctd\u003eCARBON FIBER\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEnd Cap Color\/Finish\u003c\/th\u003e\n\u003ctd\u003eBLACK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eUnits\u003c\/th\u003e\n\u003ctd\u003eEACH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRiding Style\u003c\/th\u003e\n\u003ctd\u003eOFF-ROAD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e \u003ch3\u003ePackage Info\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003ctd\u003e9.15 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLength\u003c\/th\u003e\n\u003ctd\u003e42.5 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e8.5 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHeight\u003c\/th\u003e\n\u003ctd\u003e8 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e \u003ch3\u003ePart Codes\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\u003ctr\u003e\n\u003cth\u003eHarmonized\u003c\/th\u003e\n\u003ctd\u003eEU - 87141040000 US - 8714.10.0050 SCHEDULE B - 8714.10.0090\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e \u003ch3\u003eCatalog References\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e26 PU OFFROAD \/ Page 11\u003c\/li\u003e\u003c\/ul\u003e \u003ch3\u003eFitment\u003c\/h3\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eYear\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003ePosition\u003c\/th\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e2019-2025\u003c\/td\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eYZ450FX\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2018-2026\u003c\/td\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eYZ450F\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch3\u003ePart Notices\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eWARNING: |\u003c\/li\u003e\n\u003cli\u003eWARNING: Cancer and Reproductive Harm - www.P65\u003c\/li\u003e\n\u003cli\u003eWarnings.ca.gov\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eFitment Disclosure\u003c\/h3\u003e\u003cp\u003eand\u003c\/p\u003e \u003ch3\u003eGeneral Safety Warning\u003c\/h3\u003e\u003cp\u003ePOSITION NOTES 2019-2025 Yamaha YZ450FX - - 2018-2026 Yamaha YZ450F - - Fitment Disclosure This quick reference fitment information is provided to direct you to our catalog information and the manufacturer's information. Consult manufacturer publication(s) and\/or website(s) for specific fitment and application information and other important information. This fitment information is based upon the stock version of the motorcycle or unit referenced and any accessory added or other modification could invalidate the quick reference information provided. General Safety Warning Failure to follow manufacturer's recommendations and requirements can cause product failure resulting in serious injury or death. While effort has been taken in collecting accurate fitment information, LeMans Corporation accepts no liability for loss or damage resulting from errors or omissions.\u003c\/p\u003e","brand":"FMF Racing","offers":[{"title":"Default Title","offer_id":42738332958807,"sku":"044443","price":649.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4928\/2135\/files\/d6e9e47c198828890e6cd4350fcd8eb2.png?v=1777571894"},{"product_id":"big-gun-12-15-yamaha-wr-450f-evo-r-series-slip-on-only-exhaust","title":"09-24532 Big Gun 12-15 Yamaha WR 450F EVO R Series Slip On Only Exhaust","description":"\u003cp\u003eBig Gun 12-15 Yamaha WR 450F EVO R Series Slip On Only Exhaust is a motorcycle exhaust component for Yamaha models listed in the title, built for riders who want a catalog-matched replacement or upgrade.\u003c\/p\u003e\n\u003cp\u003eThe EVO R series draws on our rich heritage of making power. Offered for various off road MX and sport ATV models, the EVO R is a tried-and-true series that will save weight, add noticeable performance gains and sound tremendously better than stock. Sleek muffler design allows for maximum clearance Removable screen-type spark arrestor included Hard anodized oval shaped aluminum muffler Red powder coated stainless steel end tip TIG welded reinforced muffler bracket(s) 1 Year Limited Manufacturer's Warranty Lighter than stock exhaust system Huge horsepower and torque gains 304 stainless steel mid pipe Handmade in the USA\u003c\/p\u003e\n\u003ch3\u003eProduct details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: Big Gun\u003c\/li\u003e\n\u003cli\u003eProduct number: 09-24532, big09-24532\u003c\/li\u003e\n\u003cli\u003eCategory: motorcycle exhaust component\u003c\/li\u003e\n\u003cli\u003eSleek muffler design allows for maximum clearance\u003c\/li\u003e\n\u003cli\u003eRemovable screen-type spark arrestor included\u003c\/li\u003e\n\u003cli\u003eHard anodized oval shaped aluminum muffler\u003c\/li\u003e\n\u003cli\u003eRed powder coated stainless steel end tip\u003c\/li\u003e\n\u003cli\u003eTIG welded reinforced muffler bracket(s)\u003c\/li\u003e\n\u003cli\u003e1 Year Limited Manufacturer's Warranty\u003c\/li\u003e\n\u003cli\u003eLighter than stock exhaust system\u003c\/li\u003e\n\u003cli\u003eManufacturer part number: 09-24532\u003c\/li\u003e\n\u003cli\u003eUnit: 1\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eConfirm the SKU, selected variant, and vehicle fitment before ordering.\u003c\/p\u003e","brand":"Big Gun","offers":[{"title":"Default Title","offer_id":42738381455447,"sku":"09-24532","price":409.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4928\/2135\/files\/1ab4516a4821c6b3bae8d9726dfcd59f_e962d2aa-80d0-4c95-a8db-fff78db99f6f.png?v=1777573577"},{"product_id":"big-gun-07-11-yamaha-wr-450f-evo-r-series-slip-on-only-exhaust","title":"09-24522 Big Gun 07-11 Yamaha WR 450F EVO R Series Slip On Only Exhaust","description":"\u003cp\u003eBig Gun 07-11 Yamaha WR 450F EVO R Series Slip On Only Exhaust is a motorcycle exhaust component for Yamaha models listed in the title, built for riders who want a catalog-matched replacement or upgrade.\u003c\/p\u003e\n\u003cp\u003eThe EVO R series draws on our rich heritage of making power. Offered for various off road MX and sport ATV models, the EVO R is a tried-and-true series that will save weight, add noticeable performance gains and sound tremendously better than stock. Sleek muffler design allows for maximum clearance Removable screen-type spark arrestor included Hard anodized oval shaped aluminum muffler Red powder coated stainless steel end tip TIG welded reinforced muffler bracket(s) 1 Year Limited Manufacturer's Warranty Lighter than stock exhaust system Huge horsepower and torque gains 304 stainless steel mid pipe Handmade in the USA\u003c\/p\u003e\n\u003ch3\u003eProduct details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: Big Gun\u003c\/li\u003e\n\u003cli\u003eProduct number: 09-24522, big09-24522\u003c\/li\u003e\n\u003cli\u003eCategory: motorcycle exhaust component\u003c\/li\u003e\n\u003cli\u003eSleek muffler design allows for maximum clearance\u003c\/li\u003e\n\u003cli\u003eRemovable screen-type spark arrestor included\u003c\/li\u003e\n\u003cli\u003eHard anodized oval shaped aluminum muffler\u003c\/li\u003e\n\u003cli\u003eRed powder coated stainless steel end tip\u003c\/li\u003e\n\u003cli\u003eTIG welded reinforced muffler bracket(s)\u003c\/li\u003e\n\u003cli\u003e1 Year Limited Manufacturer's Warranty\u003c\/li\u003e\n\u003cli\u003eLighter than stock exhaust system\u003c\/li\u003e\n\u003cli\u003eManufacturer part number: 09-24522\u003c\/li\u003e\n\u003cli\u003eUnit: 1\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eConfirm the SKU, selected variant, and vehicle fitment before ordering.\u003c\/p\u003e","brand":"Big Gun","offers":[{"title":"Default Title","offer_id":42738381488215,"sku":"09-24522","price":409.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4928\/2135\/files\/1ab4516a4821c6b3bae8d9726dfcd59f_76f30662-98c9-42f9-b4bd-edabf626b4c3.png?v=1777573584"},{"product_id":"big-gun-07-11-yamaha-wr-450f-ballistic-series-slip-on-exhaust","title":"08-1392 Big Gun 07-11 Yamaha WR 450F Ballistic Series Slip On Exhaust","description":"\u003cp\u003eBig Gun 07-11 Yamaha WR 450F Ballistic Series Slip On Exhaust is a motorcycle exhaust component for Yamaha models listed in the title, built for riders who want a catalog-matched replacement or upgrade.\u003c\/p\u003e\n\u003cp\u003eThe Big Gun Exhaust BALLISTIC series offers the best bang for your buck if you are looking for instant horsepower and torque gains. The BALLISTIC Series gives you a lighter and much better performing exhaust all while maintaining the same level of quality you have come to expect. Simply put, the BALLISTIC cannot be matched when it comes to price, craftsmanship, and overall looks. Machined black powder coated stainless steel end tip Removable screen-type spark arrestor included Black powder coated aluminum muffler housing 1 Year Limited Manufacturer's Warranty Economically priced slip on exhaust Increased horsepower and torque 304 stainless steel mid pipe Much lighter than stock Handmade in the USA\u003c\/p\u003e\n\u003ch3\u003eProduct details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: Big Gun\u003c\/li\u003e\n\u003cli\u003eProduct number: 08-1392, big08-1392\u003c\/li\u003e\n\u003cli\u003eCategory: motorcycle exhaust component\u003c\/li\u003e\n\u003cli\u003eMachined black powder coated stainless steel end tip\u003c\/li\u003e\n\u003cli\u003eRemovable screen-type spark arrestor included\u003c\/li\u003e\n\u003cli\u003eBlack powder coated aluminum muffler housing\u003c\/li\u003e\n\u003cli\u003e1 Year Limited Manufacturer's Warranty\u003c\/li\u003e\n\u003cli\u003eEconomically priced slip on exhaust\u003c\/li\u003e\n\u003cli\u003eIncreased horsepower and torque\u003c\/li\u003e\n\u003cli\u003e304 stainless steel mid pipe\u003c\/li\u003e\n\u003cli\u003eManufacturer part number: 08-1392\u003c\/li\u003e\n\u003cli\u003eUnit: 1\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eConfirm the SKU, selected variant, and vehicle fitment before ordering.\u003c\/p\u003e","brand":"Big Gun","offers":[{"title":"Default Title","offer_id":42738400657495,"sku":"08-1392","price":382.75,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4928\/2135\/files\/dc4b6caa4bef1f0094fb52065867f806_3a599d88-1f63-46fd-b8e0-1a321a75d37f.png?v=1777574766"},{"product_id":"akrapovic-evolution-line-exhaust-system-titanium-s-y4met16-fdhlta","title":"AKRAPOVIC Evolution Line Exhaust System - Titanium S-Y4MET16-FDHLTA - Yamaha YZ450F\/YZ450FX\/WR450F 2023-2026","description":"\u003cp\u003eEvolution Line Exhaust System - Titanium\u003c\/p\u003e \u003ch3\u003eProduct Details\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eAKRAPOVIC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003ctd\u003e1820-2035\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer Part Number\u003c\/th\u003e\n\u003ctd\u003eS-Y4MET16-FDHLTA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eUPC\u003c\/th\u003e\n\u003ctd\u003e3831126418656\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSuggested Retail\u003c\/th\u003e\n\u003ctd\u003e$2,277.95\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eUnits\u003c\/th\u003e\n\u003ctd\u003eEACH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e \u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eConstructed from lightweight, high-grade, premium titanium alloys, with different thickness in the sections to ensure perfect protection and to reduce overall weight\u003c\/li\u003e\n\u003cli\u003eMeets the FIM noise limits for competition, and it adds strength and durability to the muffler while delivering a deep, full sound that embraces the balanced pulse of the single-cylinder engine\u003c\/li\u003e\n\u003cli\u003ePower and torque levels have been increased with an extra 1.8 kW (2.4 HP) at 10,600 RPM and 1.5 Nm at 10,500 RPM being recorded on the in-house dyno in back-to-back tests with a standard stock exhaust system\u003c\/li\u003e\n\u003cli\u003eHas simple plug-and-play operation to install, with no remapping needed\u003c\/li\u003e\n\u003cli\u003eNotes\u003c\/li\u003e\n\u003cli\u003eFor closed course competition use only, not intended for street use.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eSpecs\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Name\u003c\/th\u003e\n\u003ctd\u003eEXHAUST SYSTEM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eType\u003c\/th\u003e\n\u003ctd\u003eRACE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003ctd\u003eEVOLUTION\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eTITANIUM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eUnits\u003c\/th\u003e\n\u003ctd\u003eEACH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRiding Style\u003c\/th\u003e\n\u003ctd\u003eOFF-ROAD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e \u003ch3\u003ePackage Info\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003ctd\u003e9.8 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLength\u003c\/th\u003e\n\u003ctd\u003e35 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e10.25 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHeight\u003c\/th\u003e\n\u003ctd\u003e6.75 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e \u003ch3\u003ePart Codes\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eHarmonized\u003c\/th\u003e\n\u003ctd\u003eEU - 87141040000 US - 8714.10.0050 SCHEDULE B - 8714.10.0090\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEAN13\u003c\/th\u003e\n\u003ctd\u003e3831126418656\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e \u003ch3\u003eCatalog References\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e26 PU OFFROAD \/ Page 38\u003c\/li\u003e\u003c\/ul\u003e \u003ch3\u003eFitment\u003c\/h3\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eYear\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003ePosition\u003c\/th\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e2024-2025\u003c\/td\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eWR450F\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2023-2025\u003c\/td\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eYZ450F\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch3\u003ePart Notes\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eFor closed course competition use only, not intended for street use.\u003c\/li\u003e\u003c\/ul\u003e \u003ch3\u003eFitment Disclosure\u003c\/h3\u003e\u003cp\u003eand\u003c\/p\u003e \u003ch3\u003eGeneral Safety Warning\u003c\/h3\u003e\u003cp\u003ePOSITION NOTES 2024-2025 Yamaha WR450F - - 2023-2025 Yamaha YZ450F - - Fitment Disclosure This quick reference fitment information is provided to direct you to our catalog information and the manufacturer's information. Consult manufacturer publication(s) and\/or website(s) for specific fitment and application information and other important information. This fitment information is based upon the stock version of the motorcycle or unit referenced and any accessory added or other modification could invalidate the quick reference information provided. General Safety Warning Failure to follow manufacturer's recommendations and requirements can cause product failure resulting in serious injury or death. While effort has been taken in collecting accurate fitment information, LeMans Corporation accepts no liability for loss or damage resulting from errors or omissions.\u003c\/p\u003e","brand":"AKRAPOVIC","offers":[{"title":"Default Title","offer_id":42741554774103,"sku":"18202035","price":2277.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4928\/2135\/files\/2730770.png?v=1777746920"},{"product_id":"akrapovic-evolution-exhaust-titanium-s-y4met15-cibnta","title":"AKRAPOVIC Evolution Exhaust - Titanium – Yamaha YZ450F\/WR450F\/YZ450FX 2020-2023","description":"\u003cp\u003eEvolution Exhaust - Titanium\u003c\/p\u003e \u003ch3\u003eProduct Details\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eAKRAPOVIC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003ctd\u003e1820-1913\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer Part Number\u003c\/th\u003e\n\u003ctd\u003eS-Y4MET15-CIBNTA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eUPC\u003c\/th\u003e\n\u003ctd\u003e3831113571401\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSuggested Retail\u003c\/th\u003e\n\u003ctd\u003e$1,554.25\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eUnits\u003c\/th\u003e\n\u003ctd\u003eEACH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e \u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFlagship of the Akrapovic exhaust systems\u003c\/li\u003e\n\u003cli\u003eUsed and tested by top factory teams in racing\u003c\/li\u003e\n\u003cli\u003eEach model is unique and dedicated to maximizing engine performance while reducing overall weight for optimized handling of the whole motorcycle\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eVideos\u003c\/h3\u003e\u003cp\u003e\u003ca href=\"https:\/\/www.youtube.com\/embed\/QK5EVGqNg8U?rel=0\u0026amp;amp;showinfo=0\u0026amp;amp;enablejsapi=1\" target=\"_blank\" rel=\"noopener\"\u003eAKRAPOVIC - TRIBUTE TO SUPERBIKES\u003c\/a\u003e\u003c\/p\u003e\u003cdiv style=\"aspect-ratio:16\/9;max-width:760px;margin:0 0 1rem;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/QK5EVGqNg8U\" title=\"AKRAPOVIC - TRIBUTE TO SUPERBIKES\" loading=\"lazy\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen style=\"width:100%;height:100%;border:0;\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e \u003ch3\u003eSpecs\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Name\u003c\/th\u003e\n\u003ctd\u003eEXHAUST SYSTEM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eType\u003c\/th\u003e\n\u003ctd\u003eFULL SYSTEM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003ctd\u003eEVOLUTION\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDesign\/configuration\u003c\/th\u003e\n\u003ctd\u003e1-INTO-1 SYSTEM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePipe Material\u003c\/th\u003e\n\u003ctd\u003eTITANIUM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMuffler Material\u003c\/th\u003e\n\u003ctd\u003eTITANIUM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEnd Cap Material\u003c\/th\u003e\n\u003ctd\u003eTITANIUM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEnd Cap Style\u003c\/th\u003e\n\u003ctd\u003eCONICAL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFeatures\u003c\/th\u003e\n\u003ctd\u003eWITHOUT SPARK ARRESTOR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eUnits\u003c\/th\u003e\n\u003ctd\u003eEACH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRiding Style\u003c\/th\u003e\n\u003ctd\u003eOFF-ROAD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e \u003ch3\u003ePackage Info\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003ctd\u003e10.1 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLength\u003c\/th\u003e\n\u003ctd\u003e38 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e10.5 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHeight\u003c\/th\u003e\n\u003ctd\u003e7 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e \u003ch3\u003ePart Codes\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eHarmonized\u003c\/th\u003e\n\u003ctd\u003eEU - 87141040000 US - 8714.10.0050 SCHEDULE B - 8714.10.0090\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEAN13\u003c\/th\u003e\n\u003ctd\u003e3831113571401\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e \u003ch3\u003eCatalog References\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e26 PU OFFROAD \/ Page 38\u003c\/li\u003e\u003c\/ul\u003e \u003ch3\u003eFitment\u003c\/h3\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eYear\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003ePosition\u003c\/th\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e2021-2023\u003c\/td\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eWR450F\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2020-2022\u003c\/td\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eYZ450F\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch3\u003ePart Notices\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePart has special instructions\u003c\/li\u003e\n\u003cli\u003eWARNING: Cancer and Reproductive Harm www.P65\u003c\/li\u003e\n\u003cli\u003eWarnings.ca.gov |\u003c\/li\u003e\n\u003cli\u003eWARNING: Cancer and Reproductive Harm - www.P65\u003c\/li\u003e\n\u003cli\u003eWarnings.ca.gov\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eFitment Disclosure\u003c\/h3\u003e\u003cp\u003eand\u003c\/p\u003e \u003ch3\u003eGeneral Safety Warning\u003c\/h3\u003e\u003cp\u003ePOSITION NOTES 2021-2023 Yamaha WR450F - - 2020-2022 Yamaha YZ450F - - Fitment Disclosure This quick reference fitment information is provided to direct you to our catalog information and the manufacturer's information. Consult manufacturer publication(s) and\/or website(s) for specific fitment and application information and other important information. This fitment information is based upon the stock version of the motorcycle or unit referenced and any accessory added or other modification could invalidate the quick reference information provided. General Safety Warning Failure to follow manufacturer's recommendations and requirements can cause product failure resulting in serious injury or death. While effort has been taken in collecting accurate fitment information, LeMans Corporation accepts no liability for loss or damage resulting from errors or omissions.\u003c\/p\u003e","brand":"AKRAPOVIC","offers":[{"title":"Default Title","offer_id":42741796929623,"sku":"18201913","price":1554.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4928\/2135\/files\/1844072.png?v=1777773414"},{"product_id":"fmf-factory-4-1-rct-exhaust-system-aluminum-stainless-steel-header-carbon-fiber-end-cap-044477","title":"FMF Factory 4.1 RCT Exhaust System - Aluminum - Stainless Steel Header - Carbon Fiber End Cap 044477","description":"\u003cp\u003eFactory 4.1 RCT Exhaust System - Aluminum - Stainless Steel Header - Carbon Fiber End Cap\u003c\/p\u003e \u003ch3\u003eProduct Details\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eFMF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003ctd\u003e1820-2047\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer Part Number\u003c\/th\u003e\n\u003ctd\u003e044477\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSuggested Retail\u003c\/th\u003e\n\u003ctd\u003e$1,074.99\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eUnits\u003c\/th\u003e\n\u003ctd\u003eEACH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e \u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eIncorporates FMF Resonance Chamber Technology™ both internally and externally\u003c\/li\u003e\n\u003cli\u003eShorter overall length that is less susceptible to crash damage and complementary to Factory Forward Engineering, moving the muffler closer to the motor to centralize mass\u003c\/li\u003e\n\u003cli\u003eConstructed from only aerospace grade materials that meet exacting specifications and is manufactured 100% at the southern California factory\u003c\/li\u003e\n\u003cli\u003eSpark arrestor screen insert included\u003c\/li\u003e\n\u003cli\u003e94dB insert included\u003c\/li\u003e\n\u003cli\u003eFor closed course competition only\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eSpecs\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Name\u003c\/th\u003e\n\u003ctd\u003eEXHAUST SYSTEM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eType\u003c\/th\u003e\n\u003ctd\u003eRACE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003ctd\u003eFACTORY 4.1 RCT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePipe Material\u003c\/th\u003e\n\u003ctd\u003eSTAINLESS STEEL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMuffler Material\u003c\/th\u003e\n\u003ctd\u003eALUMINUM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMuffler Color\/Finish\u003c\/th\u003e\n\u003ctd\u003eANODIZED \/ GRAY\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEnd Cap Material\u003c\/th\u003e\n\u003ctd\u003eCARBON FIBER\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEnd Cap Color\/Finish\u003c\/th\u003e\n\u003ctd\u003eBLACK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eUnits\u003c\/th\u003e\n\u003ctd\u003eEACH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRiding Style\u003c\/th\u003e\n\u003ctd\u003eOFF-ROAD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e \u003ch3\u003ePackage Info\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003ctd\u003e9.5 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLength\u003c\/th\u003e\n\u003ctd\u003e42.5 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e8.5 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHeight\u003c\/th\u003e\n\u003ctd\u003e8.25 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e \u003ch3\u003ePart Codes\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\u003ctr\u003e\n\u003cth\u003eHarmonized\u003c\/th\u003e\n\u003ctd\u003eEU - 87141040000 US - 8714.10.0050 SCHEDULE B - 8714.10.0090\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e \u003ch3\u003eCatalog References\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e26 PU OFFROAD \/ Page 9\u003c\/li\u003e\u003c\/ul\u003e \u003ch3\u003eFitment\u003c\/h3\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eYear\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003ePosition\u003c\/th\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e2024-2025\u003c\/td\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eYZ450FX\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2024\u003c\/td\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eWR450F\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2023-2025\u003c\/td\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eYZ450F\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch3\u003ePart Notices\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eThis part is subject to an advertising policy\u003c\/li\u003e\u003c\/ul\u003e \u003ch3\u003eFitment Disclosure\u003c\/h3\u003e\u003cp\u003eand\u003c\/p\u003e \u003ch3\u003eGeneral Safety Warning\u003c\/h3\u003e\u003cp\u003ePOSITION NOTES 2024-2025 Yamaha YZ450FX - - 2024 Yamaha WR450F - - 2023-2025 Yamaha YZ450F - - Fitment Disclosure This quick reference fitment information is provided to direct you to our catalog information and the manufacturer's information. Consult manufacturer publication(s) and\/or website(s) for specific fitment and application information and other important information. This fitment information is based upon the stock version of the motorcycle or unit referenced and any accessory added or other modification could invalidate the quick reference information provided. General Safety Warning Failure to follow manufacturer's recommendations and requirements can cause product failure resulting in serious injury or death. While effort has been taken in collecting accurate fitment information, LeMans Corporation accepts no liability for loss or damage resulting from errors or omissions.\u003c\/p\u003e","brand":"FMF","offers":[{"title":"Default Title","offer_id":42742680453207,"sku":"18202047","price":1074.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4928\/2135\/files\/3018264.png?v=1777824079"},{"product_id":"fmf-factory-4-1-rct-exhaust-system-titanium-carbon-fiber-end-cap-044478","title":"FMF Factory 4.1 RCT Exhaust System - Titanium - Carbon Fiber End Cap 044478","description":"\u003cp\u003eFactory 4.1 RCT Exhaust System - Titanium - Carbon Fiber End Cap\u003c\/p\u003e \u003ch3\u003eProduct Details\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eFMF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003ctd\u003e1820-2048\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer Part Number\u003c\/th\u003e\n\u003ctd\u003e044478\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSuggested Retail\u003c\/th\u003e\n\u003ctd\u003e$1,374.99\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eUnits\u003c\/th\u003e\n\u003ctd\u003eEACH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e \u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eIncorporates FMF Resonance Chamber Technology™ both internally and externally\u003c\/li\u003e\n\u003cli\u003eShorter overall length that is less susceptible to crash damage and complementary to Factory Forward Engineering, moving the muffler closer to the motor to centralize mass\u003c\/li\u003e\n\u003cli\u003eConstructed from only aerospace grade materials that meet exacting specifications and is manufactured 100% at the southern California factory\u003c\/li\u003e\n\u003cli\u003eSpark arrestor screen insert included\u003c\/li\u003e\n\u003cli\u003e94dB insert included\u003c\/li\u003e\n\u003cli\u003eFor closed course competition only\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eSpecs\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Name\u003c\/th\u003e\n\u003ctd\u003eEXHAUST SYSTEM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eType\u003c\/th\u003e\n\u003ctd\u003eRACE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003ctd\u003eFACTORY 4.1 RCT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePipe Material\u003c\/th\u003e\n\u003ctd\u003eTITANIUM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMuffler Color\/Finish\u003c\/th\u003e\n\u003ctd\u003eANODIZED \/ BLUE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEnd Cap Material\u003c\/th\u003e\n\u003ctd\u003eCARBON FIBER\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEnd Cap Color\/Finish\u003c\/th\u003e\n\u003ctd\u003eBLACK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eUnits\u003c\/th\u003e\n\u003ctd\u003eEACH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRiding Style\u003c\/th\u003e\n\u003ctd\u003eOFF-ROAD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e \u003ch3\u003ePackage Info\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003ctd\u003e10.45 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLength\u003c\/th\u003e\n\u003ctd\u003e42.75 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e8.5 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHeight\u003c\/th\u003e\n\u003ctd\u003e8.5 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e \u003ch3\u003ePart Codes\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\u003ctr\u003e\n\u003cth\u003eHarmonized\u003c\/th\u003e\n\u003ctd\u003eEU - 87141040000 US - 8714.10.0050 SCHEDULE B - 8714.10.0090\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e \u003ch3\u003eCatalog References\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e26 PU OFFROAD \/ Page 9\u003c\/li\u003e\u003c\/ul\u003e \u003ch3\u003eFitment\u003c\/h3\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eYear\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003ePosition\u003c\/th\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e2024-2025\u003c\/td\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eYZ450FX\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2024\u003c\/td\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eWR450F\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2023-2025\u003c\/td\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eYZ450F\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch3\u003ePart Notices\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eThis part is subject to an advertising policy\u003c\/li\u003e\u003c\/ul\u003e \u003ch3\u003eFitment Disclosure\u003c\/h3\u003e\u003cp\u003eand\u003c\/p\u003e \u003ch3\u003eGeneral Safety Warning\u003c\/h3\u003e\u003cp\u003ePOSITION NOTES 2024-2025 Yamaha YZ450FX - - 2024 Yamaha WR450F - - 2023-2025 Yamaha YZ450F - - Fitment Disclosure This quick reference fitment information is provided to direct you to our catalog information and the manufacturer's information. Consult manufacturer publication(s) and\/or website(s) for specific fitment and application information and other important information. This fitment information is based upon the stock version of the motorcycle or unit referenced and any accessory added or other modification could invalidate the quick reference information provided. General Safety Warning Failure to follow manufacturer's recommendations and requirements can cause product failure resulting in serious injury or death. While effort has been taken in collecting accurate fitment information, LeMans Corporation accepts no liability for loss or damage resulting from errors or omissions.\u003c\/p\u003e","brand":"FMF","offers":[{"title":"Default Title","offer_id":42742681075799,"sku":"18202048","price":1374.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4928\/2135\/files\/3018265.png?v=1777824137"},{"product_id":"hot-cams-camshaft-exhaust-stage-1","title":"Hot Cams Camshaft Exhaust Stage 1","description":"\u003cp\u003eCamshaft Exhaust Stage 1\u003c\/p\u003e \u003ch3\u003eProduct Details\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eHOT CAMS\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e \u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eStage 1 is designed for low end torque\u003c\/li\u003e\n\u003cli\u003eAdds a 5%-10% power gain\u003c\/li\u003e\n\u003cli\u003eDesigned and dyno proven in the USA\u003c\/li\u003e\n\u003cli\u003eManufactured by utilizing state of the art valvetrain software\u003c\/li\u003e\n\u003cli\u003eCNC machined from 8620 billet, case-hardened steel for an exact fit and lobe profile\u003c\/li\u003e\n\u003cli\u003eNotes\u003c\/li\u003e\n\u003cli\u003eEngineered to be drop-in cams, that use stock valve springs (unless otherwise noted).\u003c\/li\u003e\n\u003cli\u003eSelect cams feature Hot Cams Improved Throttle Design (ITR) technology; these cams improve throttle response throughout the entire rpm range while providing excellent power gains through the mid-range and top-end.\u003c\/li\u003e\n\u003cli\u003eFor dual cam engine.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eVideos\u003c\/h3\u003e\u003cp\u003e\u003ca href=\"https:\/\/www.youtube.com\/embed\/aUVNmV-zojg?rel=0\u0026amp;amp;showinfo=0\u0026amp;amp;enablejsapi=1\" target=\"_blank\" rel=\"noopener\"\u003eHot Cams - Design Theory Stage 1, 2, 3 Camshafts\u003c\/a\u003e\u003c\/p\u003e\u003cdiv style=\"aspect-ratio:16\/9;max-width:760px;margin:0 0 1rem;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/aUVNmV-zojg\" title=\"Hot Cams - Design Theory Stage 1, 2, 3 Camshafts\" loading=\"lazy\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen style=\"width:100%;height:100%;border:0;\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e \u003ch3\u003eCatalog References\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e26 PU OFFROAD \/ Page 1277\u003c\/li\u003e\u003c\/ul\u003e \u003ch3\u003ePart Notes\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eIncreases bottom end and mid range power.\u003c\/li\u003e\n\u003cli\u003eImproved throttle response.\u003c\/li\u003e\n\u003cli\u003eIncludes auto-decompressor mechanism.\u003c\/li\u003e\n\u003cli\u003eExhaust Valve Lash: 0.200 mm.\u003c\/li\u003e\n\u003cli\u003eEngineered to be drop-in cams, that use stock valve springs (unless otherwise noted).\u003c\/li\u003e\n\u003cli\u003eSelect cams feature Hot Cams Improved Throttle Design (ITR) technology; these cams improve throttle response throughout the entire rpm range while providing excellent power gains through the mid-range and top-end.\u003c\/li\u003e\n\u003cli\u003eFor dual cam engine.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePart Notices\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePart has notes\u003c\/li\u003e\n\u003cli\u003eWARNING: |\u003c\/li\u003e\n\u003cli\u003eWARNING: Cancer and Reproductive Harm - www.P65\u003c\/li\u003e\n\u003cli\u003eWarnings.ca.gov\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"HOT CAMS","offers":[{"title":"Camshaft \/ Exhaust \/ Stage 1 \/ Arctic Cat | Kawasaki | Suzuki","offer_id":43990986817623,"sku":"09250696","price":335.95,"currency_code":"USD","in_stock":true},{"title":"Camshaft \/ Exhaust \/ Stage 1 \/ Kawasaki","offer_id":43990986850391,"sku":"09250554","price":289.95,"currency_code":"USD","in_stock":true},{"title":"Camshaft \/ Exhaust \/ Stage 1 \/ Kawasaki | Suzuki","offer_id":43990986883159,"sku":"09250051","price":272.95,"currency_code":"USD","in_stock":true},{"title":"Camshaft \/ Exhaust \/ Stage 1 \/ Polaris","offer_id":43990986915927,"sku":"09251246","price":283.95,"currency_code":"USD","in_stock":true},{"title":"Camshaft \/ Exhaust \/ Stage 1 \/ Suzuki","offer_id":43990986948695,"sku":"09250138","price":335.95,"currency_code":"USD","in_stock":true},{"title":"Camshaft \/ Exhaust \/ Stage 1 \/ Suzuki 09250867","offer_id":43990986981463,"sku":"09250867","price":297.95,"currency_code":"USD","in_stock":true},{"title":"Camshaft \/ Exhaust \/ Stage 1 \/ Suzuki 09251191","offer_id":43990987014231,"sku":"09251191","price":289.95,"currency_code":"USD","in_stock":true},{"title":"Camshaft \/ Exhaust \/ Stage 1 \/ Suzuki 09251195","offer_id":43990987046999,"sku":"09251195","price":289.95,"currency_code":"USD","in_stock":true},{"title":"Camshaft \/ Exhaust \/ Stage 1 \/ Yamaha","offer_id":43990987079767,"sku":"09250032","price":310.95,"currency_code":"USD","in_stock":true},{"title":"Camshaft \/ Exhaust \/ Stage 1 \/ Yamaha 09250033","offer_id":43990987112535,"sku":"09250033","price":296.95,"currency_code":"USD","in_stock":true},{"title":"Camshaft \/ Exhaust \/ Stage 1 \/ Yamaha 09250035","offer_id":43990987145303,"sku":"09250035","price":310.95,"currency_code":"USD","in_stock":true},{"title":"Camshaft \/ Exhaust \/ Stage 1 \/ Yamaha 09250062","offer_id":43990987178071,"sku":"09250062","price":310.95,"currency_code":"USD","in_stock":false},{"title":"Camshaft \/ Exhaust \/ Stage 1 \/ Yamaha 09250879","offer_id":43990987210839,"sku":"09250879","price":321.95,"currency_code":"USD","in_stock":true},{"title":"Camshaft \/ Exhaust \/ Stage 1 \/ Yamaha 09250883","offer_id":43990987243607,"sku":"09250883","price":161.95,"currency_code":"USD","in_stock":false},{"title":"Camshaft \/ Exhaust \/ Stage 1 \/ Yamaha 09251008","offer_id":43990987276375,"sku":"09251008","price":297.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4928\/2135\/files\/65A6593F-F978-4FE4-BFEE-8ACEFCDBDF79.png?v=1782725851"},{"product_id":"yoshimura-rs-4-replacement-end-cap-kit","title":"Yoshimura RS-4 Replacement End Cap Kit","description":"\u003cp\u003e\u003cstrong\u003eFitment:\u003c\/strong\u003e 2023 Gasgas Ex 250F, 2022-2023 Gasgas Ex 350F, 2022-2023 Gasgas Mc 250F, 2022-2023 Gasgas Mc 350F, 2022-2023 Gasgas Mc 450F, 2019-2025 Honda CRF450L International, 2019 Kawasaki KX450F, and 2020-2023 Kawasaki KX450F and 9 more\u003c\/p\u003e\u003cp\u003eYoshimura RS-4 Replacement End Cap Kit is a exhaust accessory built for 2023 Gasgas Ex 250F, 2022-2023 Gasgas Ex 350F, 2022-2023 Gasgas Mc 250F, 2022-2023 Gasgas Mc 350F, 2022-2023 Gasgas Mc 450F, 2019-2025 Honda CRF450L International, 2019 Kawasaki KX450F, and 2020-2023 Kawasaki KX450F and 9 more.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eRS-4 series design.\u003c\/li\u003e\n\u003cli\u003eDesigned for 2023 Gasgas Ex 250F, 2022-2023 Gasgas Ex 350F, 2022-2023 Gasgas Mc 250F, 2022-2023 Gasgas Mc 350F, 2022-2023 Gasgas Mc 450F, 2019-2025 Honda CRF450L International, 2019 Kawasaki KX450F, and 2020-2023 Kawasaki KX450F and 9 more.\u003c\/li\u003e\n\u003cli\u003eYoshimura part number RS4-CFC-K-1.\u003c\/li\u003e\n\u003cli\u003eManufacturer part number: RS4-CFC-K-1.\u003c\/li\u003e\n\u003cli\u003eFitment: 2023 Gasgas Ex 250F, 2022-2023 Gasgas Ex 350F, 2022-2023 Gasgas Mc 250F, 2022-2023 Gasgas Mc 350F, 2022-2023 Gasgas Mc 450F, 2019-2025 Honda CRF450L International, 2019 Kawasaki KX450F, and 2020-2023 Kawasaki KX450F and 9 more.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eConfirm your motorcycle year, make, model, and local emissions requirements before ordering.\u003c\/p\u003e","brand":"Yoshimura","offers":[{"title":"Default Title","offer_id":44038933413975,"sku":"960-9981","price":124.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4928\/2135\/files\/RS4-CFC-K-1.jpg?v=1784228859"},{"product_id":"yoshimura-rs-4-premium-muffler-repack-kit","title":"Yoshimura RS-4 Premium Muffler Repack Kit","description":"\u003cp\u003e\u003cstrong\u003eFitment:\u003c\/strong\u003e 2023 Gasgas Ex 250F, 2021-2023 Gasgas Ex 350F, 2021-2023 Gasgas Mc 250F, 2022-2023 Gasgas Mc 350F, 2022-2023 Gasgas Mc 450F, 2013-2020 Honda CRF250L, 2017-2020 Honda CRF250L Rally, and 2011-2012 Honda CRF450R and 28 more\u003c\/p\u003e\u003cp\u003eYoshimura RS-4 Premium Muffler Repack Kit is a exhaust accessory built for 2023 Gasgas Ex 250F, 2021-2023 Gasgas Ex 350F, 2021-2023 Gasgas Mc 250F, 2022-2023 Gasgas Mc 350F, 2022-2023 Gasgas Mc 450F, 2013-2020 Honda CRF250L, 2017-2020 Honda CRF250L Rally, and 2011-2012 Honda CRF450R and 28 more.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eRS-4 series design.\u003c\/li\u003e\n\u003cli\u003eDesigned for 2023 Gasgas Ex 250F, 2021-2023 Gasgas Ex 350F, 2021-2023 Gasgas Mc 250F, 2022-2023 Gasgas Mc 350F, 2022-2023 Gasgas Mc 450F, 2013-2020 Honda CRF250L, 2017-2020 Honda CRF250L Rally, and 2011-2012 Honda CRF450R and 28 more.\u003c\/li\u003e\n\u003cli\u003eYoshimura part number REPACK-RS4-ADV.\u003c\/li\u003e\n\u003cli\u003eManufacturer part number: REPACK-RS4-ADV.\u003c\/li\u003e\n\u003cli\u003eFitment: 2023 Gasgas Ex 250F, 2021-2023 Gasgas Ex 350F, 2021-2023 Gasgas Mc 250F, 2022-2023 Gasgas Mc 350F, 2022-2023 Gasgas Mc 450F, 2013-2020 Honda CRF250L, 2017-2020 Honda CRF250L Rally, and 2011-2012 Honda CRF450R and 28 more.\u003c\/li\u003e\n\u003cli\u003eReview local sound and emissions requirements before installation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eConfirm your motorcycle year, make, model, and local emissions requirements before ordering.\u003c\/p\u003e","brand":"Yoshimura","offers":[{"title":"Default Title","offer_id":44038951436375,"sku":"961-9051","price":78.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4928\/2135\/files\/REPACK-RS4-PK10-2048px_9dd89753-0e1d-49d1-b778-4429ec9750e3.jpg?v=1784229698"},{"product_id":"yoshimura-rs-4-muffler-decal-set-4-pcs","title":"Yoshimura RS-4 Muffler Decal Set (4 pcs)","description":"\u003cp\u003e\u003cstrong\u003eFitment:\u003c\/strong\u003e 2023 Gasgas Ex 250F, 2021-2023 Gasgas Ex 350F, 2021-2023 Gasgas Mc 250F, 2022-2023 Gasgas Mc 350F, 2022-2023 Gasgas Mc 450F, 2010-2013 Honda CRF250R, 2019-2025 Honda CRF450L International, and 2019-2026 Honda CRF450X and 33 more\u003c\/p\u003e\u003cp\u003eYoshimura RS-4 Muffler Decal Set (4 pcs) is a slip-on exhaust built for 2023 Gasgas Ex 250F, 2021-2023 Gasgas Ex 350F, 2021-2023 Gasgas Mc 250F, 2022-2023 Gasgas Mc 350F, 2022-2023 Gasgas Mc 450F, 2010-2013 Honda CRF250R, 2019-2025 Honda CRF450L International, and 2019-2026 Honda CRF450X and 33 more.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eRS-4 series design.\u003c\/li\u003e\n\u003cli\u003eDesigned for 2023 Gasgas Ex 250F, 2021-2023 Gasgas Ex 350F, 2021-2023 Gasgas Mc 250F, 2022-2023 Gasgas Mc 350F, 2022-2023 Gasgas Mc 450F, 2010-2013 Honda CRF250R, 2019-2025 Honda CRF450L International, and 2019-2026 Honda CRF450X and 33 more.\u003c\/li\u003e\n\u003cli\u003eYoshimura part number RS4-NB005.\u003c\/li\u003e\n\u003cli\u003eManufacturer part number: RS4-NB005.\u003c\/li\u003e\n\u003cli\u003eFitment: 2023 Gasgas Ex 250F, 2021-2023 Gasgas Ex 350F, 2021-2023 Gasgas Mc 250F, 2022-2023 Gasgas Mc 350F, 2022-2023 Gasgas Mc 450F, 2010-2013 Honda CRF250R, 2019-2025 Honda CRF450L International, and 2019-2026 Honda CRF450X and 33 more.\u003c\/li\u003e\n\u003cli\u003eReview local sound and emissions requirements before installation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eConfirm your motorcycle year, make, model, and local emissions requirements before ordering.\u003c\/p\u003e","brand":"Yoshimura","offers":[{"title":"Default Title","offer_id":44038952157271,"sku":"961-9069","price":24.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4928\/2135\/files\/RS4-NB005.jpg?v=1784229738"},{"product_id":"yoshimura-sound-insert-kit-99db-rs-2-muffler-1-500-ins-08-k","title":"Yoshimura Sound Insert Kit 99db RS-2 Muffler, 1.500\" (INS-08-K)","description":"\u003cp\u003e\u003cstrong\u003eFitment:\u003c\/strong\u003e 2008-2009 Can Am DS450, 2007-2014 Honda CRF150R B, 2006-2014 Honda TRX450ER, 2006-2009 Honda TRX450R, 2006-2009 Kawasaki KX250F, 2007-2009 Suzuki Rm Z250, 2007-2011 Yamaha WR450F, and 2007-2010 Yamaha YZ250F and 1 more\u003c\/p\u003e\u003cp\u003eYoshimura Sound Insert Kit 99db RS-2 Muffler, 1.500\" (INS-08-K) is a exhaust accessory built for 2008-2009 Can Am DS450, 2007-2014 Honda CRF150R B, 2006-2014 Honda TRX450ER, 2006-2009 Honda TRX450R, 2006-2009 Kawasaki KX250F, 2007-2009 Suzuki Rm Z250, 2007-2011 Yamaha WR450F, and 2007-2010 Yamaha YZ250F and 1 more.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eRS-2 series design.\u003c\/li\u003e\n\u003cli\u003eDesigned for 2008-2009 Can Am DS450, 2007-2014 Honda CRF150R B, 2006-2014 Honda TRX450ER, 2006-2009 Honda TRX450R, 2006-2009 Kawasaki KX250F, 2007-2009 Suzuki Rm Z250, 2007-2011 Yamaha WR450F, and 2007-2010 Yamaha YZ250F and 1 more.\u003c\/li\u003e\n\u003cli\u003eSpark arrestor information should be reviewed before riding off-road.\u003c\/li\u003e\n\u003cli\u003eYoshimura part number INS-08-K.\u003c\/li\u003e\n\u003cli\u003eManufacturer part number: INS-08-K.\u003c\/li\u003e\n\u003cli\u003eFitment: 2008-2009 Can Am DS450, 2007-2014 Honda CRF150R B, 2006-2014 Honda TRX450ER, 2006-2009 Honda TRX450R, 2006-2009 Kawasaki KX250F, 2007-2009 Suzuki Rm Z250, 2007-2011 Yamaha WR450F, and 2007-2010 Yamaha YZ250F and 1 more.\u003c\/li\u003e\n\u003cli\u003eReview local sound and emissions requirements before installation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eConfirm your motorcycle year, make, model, and local emissions requirements before ordering.\u003c\/p\u003e","brand":"Yoshimura","offers":[{"title":"Default Title","offer_id":44038954778711,"sku":"961-9101","price":40.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4928\/2135\/files\/INS-08-K_gray.jpg?v=1784229838"}],"url":"https:\/\/parts4motorcycles.com\/collections\/yamaha-wr450f-parts.oembed","provider":"Parts4Motorcycles","version":"1.0","type":"link"}