{"title":"Yamaha YFZ450R Parts","description":"\u003c!-- p4m-bills-inspired-collection-v1 --\u003e\u003cp\u003eShop motorcycle parts and accessories compatible with Yamaha YFZ450R models for supported years 2009-2026. 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":"big-gun-09-23-yamaha-yfz-450r-exo-aluminum-full-system-exhaust","title":"13-24703 Big Gun 09-23 Yamaha YFZ 450R EXO Aluminum Full System Exhaust","description":"\u003cp\u003eBig Gun 09-23 Yamaha YFZ 450R EXO Aluminum Full System 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\u003eEXO Series came about from a realization of the need for a bigger and better muffler that could handle the huge demands of the larger, more powerful sport ATV motors. The EXO Series is our ground-up approach at just that. A unique hexagon shaped aluminum muffler and stainless steel coned inlet allow for significantly more volume, delivering a louder but tolerable deep sound while also decreasing heat. Internal sound wave altering technology for a deeper but tolerable exhaust tone Stamped 304 stainless steel coned inlet for more volume Hexagon shaped large diameter housing for more volume Removable screen-type spark arrestor included Black powder coated stainless steel end tip TIG welded reinforced muffler bracket(s) 304 stainless steel mid pipe \/ head pipe Significant horsepower and torque gains Light weight brushed aluminum muffler 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: 13-24703, big13-24703\u003c\/li\u003e\n\u003cli\u003eCategory: motorcycle exhaust component\u003c\/li\u003e\n\u003cli\u003eInternal sound wave altering technology for a deeper but tolerable exhaust tone\u003c\/li\u003e\n\u003cli\u003eStamped 304 stainless steel coned inlet for more volume\u003c\/li\u003e\n\u003cli\u003eHexagon shaped large diameter housing for more volume\u003c\/li\u003e\n\u003cli\u003eRemovable screen-type spark arrestor included\u003c\/li\u003e\n\u003cli\u003eBlack powder coated stainless steel end tip\u003c\/li\u003e\n\u003cli\u003eTIG welded reinforced muffler bracket(s)\u003c\/li\u003e\n\u003cli\u003e304 stainless steel mid pipe \/ head pipe\u003c\/li\u003e\n\u003cli\u003eManufacturer part number: 13-24703\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":42738175049815,"sku":"13-24703","price":723.49,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4928\/2135\/files\/0f7249b033cb8eb9ed2f85f9e544f8c9.png?v=1777564531"},{"product_id":"big-gun-09-23-yamaha-yfz-450r-evo-r-series-full-system-exhaust","title":"09-24703 Big Gun 09-23 Yamaha YFZ 450R EVO R Series Full System Exhaust","description":"\u003cp\u003eBig Gun 09-23 Yamaha YFZ 450R EVO R Series Full System 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: 09-24703, big09-24703\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: 09-24703\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":42738253037655,"sku":"09-24703","price":687.49,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4928\/2135\/files\/a27df961c88fcda5b566db2609315616_567ff7c0-af02-4c05-a66e-f6f5eb0fd7b4.png?v=1777568541"},{"product_id":"fmf-racing-yamaha-yfz450r-09-22-450x-10-11-ss-powerbomb-header","title":"FMF Racing Yamaha YFZ450R 2009-2026; Yamaha YFZ450X 2010-2011 PowerBomb 044298","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\u003e1832-0070\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer Part Number\u003c\/th\u003e\n\u003ctd\u003e044298\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\u003eATV\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\u003e2.6 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLength\u003c\/th\u003e\n\u003ctd\u003e15.11 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e12.08 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHeight\u003c\/th\u003e\n\u003ctd\u003e7.51 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 - 87089235000 US - 8708.92.5000 SCHEDULE B - 8708.92.5000\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\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\u003e2010-2011\u003c\/td\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eYFZ450X\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2009-2022\u003c\/td\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eYFZ450R\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 2010-2011 Yamaha YFZ450X - - 2009-2022 Yamaha YFZ450R - - 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":42738267652183,"sku":"044298","price":249.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4928\/2135\/files\/bc7ececf3d015b47e6046d697d3e69c2_a43ba5a6-fc03-42fe-ba05-b717c7a0fdfa.jpg?v=1777569361"},{"product_id":"fmf-racing-yamaha-yfz450r-09-22-450x-10-11-q4-s-a-muffler","title":"FMF Racing Yamaha YFZ450R 2009-2026; Yamaha YFZ450X 2010-2011 Q4 044301","description":"\u003cp\u003eFMF Racing Yamaha YFZ450R 09-22\/450X 10-11 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.\u003c\/p\u003e\n\u003ch3\u003eProduct details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: FMF\u003c\/li\u003e\n\u003cli\u003eProduct number: 044301, 18310518, fmf044301\u003c\/li\u003e\n\u003cli\u003eCategory: motorcycle exhaust component\u003c\/li\u003e\n\u003cli\u003eManufacturer part number: 044301\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":42738278301783,"sku":"044301","price":499.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4928\/2135\/files\/178c55cabfd458bde7afdb6f89cebd0c_dc356913-60f0-4465-8eb5-452bfce0a9f7.jpg?v=1777569812"},{"product_id":"fmf-racing-yamaha-yfz450r-09-22-450x-10-11-powercore-4-muffler","title":"FMF Racing Yamaha YFZ450R 2009-2026; Yamaha YFZ450X 2010-2011 PowerCore 4 044300","description":"\u003cp\u003eFMF Racing Yamaha YFZ450R 09-22\/450X 10-11 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 YFZ450R Base 2009 Yamaha YFZ450R Base 2010 Yamaha YFZ450R Base 2011 Yamaha YFZ450R Base 2012 Yamaha YFZ450R Base 2013 Yamaha YFZ450R Base 2014 Yamaha YFZ450R Base 2015 Yamaha YFZ450R Base 2016 Yamaha YFZ450R Base 2017 Yamaha YFZ450R Base 2018 Yamaha YFZ450R Base 2019 Yamaha YFZ450R Base 2020 Yamaha YFZ450X Ba\u003c\/p\u003e\n\u003ch3\u003eProduct details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: FMF\u003c\/li\u003e\n\u003cli\u003eProduct number: 044300, 18310517, fmf044300\u003c\/li\u003e\n\u003cli\u003eCategory: motorcycle exhaust component\u003c\/li\u003e\n\u003cli\u003eManufacturer part number: 044300\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":42738288263255,"sku":"044300","price":449.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4928\/2135\/files\/fb4c21d5c92b263c458b4943d1e268f4_2e9113b2-bee2-4f6a-9c25-288289241d4d.jpg?v=1777570199"},{"product_id":"fmf-racing-yfz450-factory-4-1-s-o-anodized-titanium-muffler","title":"FMF Racing Yamaha YFZ450R 2009-2026; Yamaha YFZ450X 2010-2011 Factory 4.1 RCT Titanium Anodized SL (Slip-On) w\/ Carbon Cap 044400","description":"\u003cp\u003eFactory 4.1 RCT Slip-On Muffler\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\u003e1831-0610\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer Part Number\u003c\/th\u003e\n\u003ctd\u003e044400\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSuggested Retail\u003c\/th\u003e\n\u003ctd\u003e$674.99\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\u003eIf performance is your priority, the Factory 4.1 is the exhaust for you\u003c\/li\u003e\n\u003cli\u003eUsed by Factory teams such as KTM, Epic Can-Am and Rath Racing\u003c\/li\u003e\n\u003cli\u003eAccepts optional quiet inserts and spark arrestors\u003c\/li\u003e\n\u003cli\u003eFor use with FMF Powerbomb, FMF Megabomb, or stock header\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 RCT\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\u003eCARBON FIBER\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003ctd\u003e5 LB\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\u003eATV\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\u003e9.35 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLength\u003c\/th\u003e\n\u003ctd\u003e24.64 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e12.51 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHeight\u003c\/th\u003e\n\u003ctd\u003e6.85 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 - 8708.92.5000 SCHEDULE B - 8708.92.5000\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\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\u003e2010-2011\u003c\/td\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eYFZ450X\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2009-2022\u003c\/td\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eYFZ450R\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 2010-2011 Yamaha YFZ450X - - 2009-2022 Yamaha YFZ450R - - 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":42738333122647,"sku":"044400","price":674.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4928\/2135\/files\/d0067b9a12047fc0ac2346ca9ca51161.png?v=1777571902"},{"product_id":"big-gun-09-23-yamaha-yfz-450r-exo-aluminum-slip-on-exhaust","title":"13-24702 Big Gun 09-23 Yamaha YFZ 450R EXO Aluminum Slip On Exhaust","description":"\u003cp\u003eBig Gun 09-23 Yamaha YFZ 450R EXO Aluminum 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\u003eEXO Series came about from a realization of the need for a bigger and better muffler that could handle the huge demands of the larger, more powerful sport ATV motors. The EXO Series is our ground-up approach at just that. A unique hexagon shaped aluminum muffler and stainless steel coned inlet allow for significantly more volume, delivering a louder but tolerable deep sound while also decreasing heat. Internal sound wave altering technology for a deeper but tolerable exhaust tone Stamped 304 stainless steel coned inlet for more volume Hexagon shaped large diameter housing for more volume Removable screen-type spark arrestor included Black powder coated stainless steel end tip TIG welded reinforced muffler bracket(s) Significant horsepower and torque gains Light weight brushed aluminum muffler 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: 13-24702, big13-24702\u003c\/li\u003e\n\u003cli\u003eCategory: motorcycle exhaust component\u003c\/li\u003e\n\u003cli\u003eInternal sound wave altering technology for a deeper but tolerable exhaust tone\u003c\/li\u003e\n\u003cli\u003eStamped 304 stainless steel coned inlet for more volume\u003c\/li\u003e\n\u003cli\u003eHexagon shaped large diameter housing for more volume\u003c\/li\u003e\n\u003cli\u003eRemovable screen-type spark arrestor included\u003c\/li\u003e\n\u003cli\u003eBlack powder coated stainless steel end tip\u003c\/li\u003e\n\u003cli\u003eTIG welded reinforced muffler bracket(s)\u003c\/li\u003e\n\u003cli\u003eSignificant horsepower and torque gains\u003c\/li\u003e\n\u003cli\u003eManufacturer part number: 13-24702\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":42738343739479,"sku":"13-24702","price":446.49,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4928\/2135\/files\/285bf599efe827486d45e546ebb506a8.png?v=1777572227"},{"product_id":"big-gun-09-23-yamaha-yfz-450r-eco-series-slip-on-exhaust","title":"07-1212 Big Gun 09-23 Yamaha YFZ 450R ECO Series Slip On Exhaust","description":"\u003cp\u003eBig Gun 09-23 Yamaha YFZ 450R ECO 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\u003eECO series is for the price-conscious rider that wants to get every ounce of power out of his\/her motor but does not want to break the bank. Offered as only slip ons, the ECO series is affordable yet powerful. A cheap price does not equal a cheap exhaust. Our ECO series is built to the same rigorous standards as the rest of our lineup and does not skimp on quality, performance or sound. Removable screen-type spark arrestor included Black powder coated stainless steel end tip 1 Year Limited Manufacturer's Warranty 6061 brushed aluminum muffler housing Economically priced slip on exhaust Increaded 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: 07-1212, big07-1212\u003c\/li\u003e\n\u003cli\u003eCategory: motorcycle exhaust component\u003c\/li\u003e\n\u003cli\u003eRemovable screen-type spark arrestor included\u003c\/li\u003e\n\u003cli\u003eBlack powder coated stainless steel end tip\u003c\/li\u003e\n\u003cli\u003e1 Year Limited Manufacturer's Warranty\u003c\/li\u003e\n\u003cli\u003e6061 brushed aluminum muffler housing\u003c\/li\u003e\n\u003cli\u003eEconomically priced slip on exhaust\u003c\/li\u003e\n\u003cli\u003eIncreaded horsepower and torque\u003c\/li\u003e\n\u003cli\u003e304 stainless steel mid pipe\u003c\/li\u003e\n\u003cli\u003eManufacturer part number: 07-1212\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":42738403475543,"sku":"07-1212","price":327.75,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4928\/2135\/files\/a988cec0497032159fece6719ca8626c_64290fcd-fddd-4c28-9c9b-d463bf6b24ef.png?v=1777574883"},{"product_id":"big-gun-09-23-yamaha-yfz-450r-evo-r-series-slip-on-exhaust","title":"09-24702 Big Gun 09-23 Yamaha YFZ 450R EVO R Series Slip On Exhaust","description":"\u003cp\u003eBig Gun 09-23 Yamaha YFZ 450R EVO R 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 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: 09-24702, big09-24702\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: 09-24702\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":42738405900375,"sku":"09-24702","price":409.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4928\/2135\/files\/f2ea87a8a26a7d3b4fd98d6966ca3522.png?v=1777575018"},{"product_id":"big-gun-09-23-yamaha-yfz-450r-evo-r-series-head-pipe","title":"09-24701 Big Gun 09-23 Yamaha YFZ 450R EVO R Series Head Pipe","description":"\u003cp\u003eBig Gun 09-23 Yamaha YFZ 450R EVO R Series Head Pipe 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. Precision-bent TIG welded 304 stainless steel head pipe 1 Year Limited Manufacturer's Warranty Increased horsepower and torque gains Larger diameter than stock head pipe Lighter than stock head 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: 09-24701, big09-24701\u003c\/li\u003e\n\u003cli\u003eCategory: motorcycle exhaust component\u003c\/li\u003e\n\u003cli\u003ePrecision-bent TIG welded 304 stainless steel head pipe\u003c\/li\u003e\n\u003cli\u003e1 Year Limited Manufacturer's Warranty\u003c\/li\u003e\n\u003cli\u003eIncreased horsepower and torque gains\u003c\/li\u003e\n\u003cli\u003eLarger diameter than stock head pipe\u003c\/li\u003e\n\u003cli\u003eLighter than stock head pipe\u003c\/li\u003e\n\u003cli\u003eHandmade in the USA\u003c\/li\u003e\n\u003cli\u003eManufacturer part number: 09-24701\u003c\/li\u003e\n\u003cli\u003eUnit: 1\u003c\/li\u003e\n\u003cli\u003eEPA: Testing\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":42738444468311,"sku":"09-24701","price":278.49,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4928\/2135\/files\/a32e586391dabedbb2990b609da4bb74.png?v=1777576359"},{"product_id":"yoshimura-yfz450r-09-22-x-10-rs-2-stainless-full-exhaust-w-aluminum-muffler","title":"Yoshimura YFZ450R 09-22 \/ X 10 RS-2 Stainless Full Exhaust, w\/ Aluminum Muffler","description":"\u003cp\u003e\u003cstrong\u003eFitment:\u003c\/strong\u003e 2009-2022 Yamaha YFZ450R and 2010 Yamaha YFZ450X\u003c\/p\u003e\u003cp\u003eYoshimura YFZ450R 09-22 \/ X 10 RS-2 Stainless Full Exhaust, w\/ Aluminum Muffler is a full exhaust system built for 2009-2022 Yamaha YFZ450R and 2010 Yamaha YFZ450X.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eRS-2 series design.\u003c\/li\u003e\n\u003cli\u003eStainless and Aluminum construction details from the application title.\u003c\/li\u003e\n\u003cli\u003eFull-system exhaust configuration.\u003c\/li\u003e\n\u003cli\u003eDesigned for 2009-2022 Yamaha YFZ450R and 2010 Yamaha YFZ450X.\u003c\/li\u003e\n\u003cli\u003eSpark arrestor information should be reviewed before riding off-road.\u003c\/li\u003e\n\u003cli\u003eYoshimura part number 2376513.\u003c\/li\u003e\n\u003cli\u003eManufacturer part number: 2376513.\u003c\/li\u003e\n\u003cli\u003eFitment: 2009-2022 Yamaha YFZ450R and 2010 Yamaha YFZ450X.\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":44038949470295,"sku":"961-8178","price":799.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4928\/2135\/files\/2376513_A.jpg?v=1784229612"},{"product_id":"yoshimura-spark-arrester-kit-rs-2-off-road-muffler-1-500-sa-03-k","title":"Yoshimura Spark Arrester Kit RS-2 Off-road Muffler, 1.500\" (SA-03-K)","description":"\u003cp\u003e\u003cstrong\u003eFitment:\u003c\/strong\u003e 2007-2025 Honda CRF150R B and 2009-2022 Yamaha YFZ450R\u003c\/p\u003e\u003cp\u003eYoshimura Spark Arrester Kit RS-2 Off-road Muffler, 1.500\" (SA-03-K) is a exhaust accessory built for 2007-2025 Honda CRF150R B and 2009-2022 Yamaha YFZ450R.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eRS-2 series design.\u003c\/li\u003e\n\u003cli\u003eDesigned for 2007-2025 Honda CRF150R B and 2009-2022 Yamaha YFZ450R.\u003c\/li\u003e\n\u003cli\u003eSpark arrestor information should be reviewed before riding off-road.\u003c\/li\u003e\n\u003cli\u003eYoshimura part number SA-03-K.\u003c\/li\u003e\n\u003cli\u003eManufacturer part number: SA-03-K.\u003c\/li\u003e\n\u003cli\u003eFitment: 2007-2025 Honda CRF150R B and 2009-2022 Yamaha YFZ450R.\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":44038950846551,"sku":"961-9021","price":47.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4928\/2135\/files\/SA-03-K_gray.jpg?v=1784229665"},{"product_id":"yoshimura-sound-insert-kit-99db-rs-2-muffler-1-625-ins-07-k","title":"Yoshimura Sound Insert Kit 99db RS-2 Muffler, 1.625\" (INS-07-K)","description":"\u003cp\u003e\u003cstrong\u003eFitment:\u003c\/strong\u003e 2007-2008 Honda CRF450R, 2005-2014 Honda CRF450X, 2008-2014 Kawasaki KFX450R, 2009-2020 Kawasaki KLX250S Sf, 2021-2026 Kawasaki KLX300R, 2021-2026 Kawasaki KLX300S Sm, 2008-2009 Kawasaki KLX450, and 2006-2008 Kawasaki KX450F and 5 more\u003c\/p\u003e\u003cp\u003eYoshimura Sound Insert Kit 99db RS-2 Muffler, 1.625\" (INS-07-K) is a exhaust accessory built for 2007-2008 Honda CRF450R, 2005-2014 Honda CRF450X, 2008-2014 Kawasaki KFX450R, 2009-2020 Kawasaki KLX250S Sf, 2021-2026 Kawasaki KLX300R, 2021-2026 Kawasaki KLX300S Sm, 2008-2009 Kawasaki KLX450, and 2006-2008 Kawasaki KX450F and 5 more.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eRS-2 series design.\u003c\/li\u003e\n\u003cli\u003eDesigned for 2007-2008 Honda CRF450R, 2005-2014 Honda CRF450X, 2008-2014 Kawasaki KFX450R, 2009-2020 Kawasaki KLX250S Sf, 2021-2026 Kawasaki KLX300R, 2021-2026 Kawasaki KLX300S Sm, 2008-2009 Kawasaki KLX450, and 2006-2008 Kawasaki KX450F and 5 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-07-K.\u003c\/li\u003e\n\u003cli\u003eManufacturer part number: INS-07-K.\u003c\/li\u003e\n\u003cli\u003eFitment: 2007-2008 Honda CRF450R, 2005-2014 Honda CRF450X, 2008-2014 Kawasaki KFX450R, 2009-2020 Kawasaki KLX250S Sf, 2021-2026 Kawasaki KLX300R, 2021-2026 Kawasaki KLX300S Sm, 2008-2009 Kawasaki KLX450, and 2006-2008 Kawasaki KX450F and 5 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":44038954418263,"sku":"961-9100","price":40.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4928\/2135\/files\/INS-07-K_gray.jpg?v=1784229830"}],"url":"https:\/\/parts4motorcycles.com\/collections\/yamaha-yfz450r-parts.oembed","provider":"Parts4Motorcycles","version":"1.0","type":"link"}