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FMF Racing Yamaha WR450F 2020 Anod TI Factory 4.1 RCT SO Muffler w/ R. Carbon Cap


FMF Racing Yamaha WR450F 2020 Factory 4.1 RCT Titanium Anodized SL (Slip-On) w/ Carbon Cap 044466


$799.99
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Fitment Yamaha Confirm exact year/model before install View fitment details
Manufacturer part number 044466 FMF
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Factory 4.1 RCT Slip-On Muffler - Blue Anodized Titanium with Carbon Fiber End Cap - WR450R

Product Details

Brand FMF
Part Number 1821-2013
Manufacturer Part Number 044466
Suggested Retail $799.99
Units EACH

Features

  • RCT (Resonance Chamber Technology) features a patented core shape that lowers decibels while maintaining maximum power output
  • Internal 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
  • FMF's Factory Forward Engineering centralizes mass and is less prone to crash damage
  • Innovative rear end cap features simple installation of tuning tip inserts or spark arrestor with the removal of four screws
  • Compatible with stock header or FMF header
  • Meets AMA and FIM sound requirements
  • QuietCore 94 dB insert included
  • Spark arrestor included in muffler
  • Made in the USA

Videos

FMF 2020 YZ250F Factory 4.1 Sound Check

Specs

Product Name MUFFLER
Type SLIP-ON
Model FACTORY 4.1 RCT
Muffler Material TITANIUM
Muffler Color/Finish ANODIZED / BLUE
End Cap Material CARBON FIBER
End Cap Color/Finish BLACK
Units EACH
Riding Style OFF-ROAD

Package Info

Weight 8.4 lb
Length 42.75 in
Width 8.5 in
Height 8.5 in

Part Codes

Harmonized EU - 87141040000 US - 8714.10.0050 SCHEDULE B - 8714.10.0090

Catalog References

  • 26 PU OFFROAD / Page 11

Fitment

Year Make Model Position Notes
2020-2021 Yamaha WR450F

Part Notices

  • Part has special instructions Discontinued Part cannot be returned
  • WARNING: Cancer and Reproductive Harm www.P65
  • Warnings.ca.gov |
  • WARNING: Cancer and Reproductive Harm - www.P65
  • Warnings.ca.gov

Fitment Disclosure

and

General Safety Warning

Description

FMF Racing Yamaha WR450F 2020 Factory 4.1 RCT Titanium Anodized SL (Slip-On) w/ Carbon Cap 044466

Factory 4.1 RCT Slip-On Muffler - Blue Anodized Titanium with Carbon Fiber End Cap - WR450R

Features

  • RCT (Resonance Chamber Technology) features a patented core shape that lowers decibels while maintaining maximum power output
  • Internal 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
  • FMF's Factory Forward Engineering centralizes mass and is less prone to crash damage
  • Innovative rear end cap features simple installation of tuning tip inserts or spark arrestor with the removal of four screws
  • Compatible with stock header or FMF header
  • Meets AMA and FIM sound requirements
  • QuietCore 94 dB insert included
  • Spark arrestor included in muffler
  • Made in the USA

Fitment

This product fits

Type a make, model, or year to narrow the list.

Year Make Model Position Notes
2020-2021 Yamaha WR450F
Still unsure? Ask about this part

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