FMF Racing

FMF Racing Yamaha TTR50 06-09/ 13-24 Powercore 4 S/A Muffler w/SS Header - 044157

Race-inspired, price-point muffler made for maximum power output. Aircraft-quality extruded aluminum canister with stainless steel components.

FMF Racing Yamaha TTR90 00-07 Powercore 4 Muffler w/SS Header - 040080

Race-inspired, price-point muffler made for maximum power output. Aircraft-quality extruded aluminum canister with stainless steel components.

FMF Racing Yamaha TTTR/TTRL125 Powercore 4 S/A Muffler w/Header - 040071

Race-inspired, price-point muffler made for maximum power output. Aircraft-quality extruded aluminum canister with stainless steel components.

FMF Racing Yamaha W200 87-15 Powercore 4 S/A Muffler - 044312

Race-inspired, price-point muffler made for maximum power output. Aircraft-quality extruded aluminum canister with stainless steel components.This Part...

FMF Racing Yamaha WR200 1991-93 Fatty Pipe - 020133

The most copied pipe in the world and #1 best seller for FMF, the Fatty broadens the powerband and provides significant increases throughout.

FMF Racing Yamaha WR200 1991-93 Powercore Silencer - 020256

The original Powercore is a lightweight and compact silencer constructed of an extruded aluminum canister with nickel-plated stinger and end cap. It is fully re-buildable using basic hand tools. It...

FMF Racing Yamaha WR250F 20-21 Anod Titanium Factory 4.1 RCT SO Muffler w/ R. Carbon Cap - 044474

The Factory 4.1 RCT incorporates the latest in FMF Resonance Chamber Technology™ both internally and externally. In addition, we achieve a shorter overall length that is less susceptible to crash...

FMF Racing Yamaha WR250F 20-21 Hex Q4 S/A Muffler - 044472

A 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...

FMF Racing Yamaha WR250F 20-21 Powercore 4 Hex Muffler - 044471

The 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...

FMF Racing Yamaha WR250F 20-21 SS Aluminum Factory 4.1 RCT SO Muffler w/ R. Carbon Cap - 044473

The Factory 4.1 RCT incorporates the latest in FMF Resonance Chamber Technology™ both internally and externally. In addition, we achieve a shorter overall length that is less susceptible to crash...

FMF Racing Yamaha WR450F 2020 Anod TI Factory 4.1 RCT SO Muffler w/ R. Carbon Cap - 044466

The Factory 4.1 RCT incorporates the latest in FMF Resonance Chamber Technology™ both internally and externally. In addition, we achieve a shorter overall length that is less susceptible to crash...

FMF Racing Yamaha XT250 08-21 Powercore 4 S/A Muffler - 044448

The 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...