FMF Racing FMF Racing Yamaha TTR50 06-09/ 13-24 Powercore 4 Muffler w/SS Header - 044156 Race-inspired, price-point muffler made for maximum power output. Aircraft-quality extruded aluminum canister with stainless steel components.This Part... $295.99
FMF Racing 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. $295.99
FMF Racing FMF Racing Yamaha TTTR/TTRL125 00-25 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.This Part Fits:YearMakeModelSubmodel2000-2020YamahaTTR1 $322.99
FMF Racing 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... $465.99
FMF Racing FMF Racing Yamaha YFZ450 04-09/ 12-15 Powercore 4 Muffler - 044224 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... $465.99
FMF Racing FMF Racing Yamaha YFZ450 04-09/12-15 Q4 S/A Muffler - 044210 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... $516.99
FMF Racing FMF Racing Yamaha YFZ450R 09-22/450X 10-11 Powercore 4 Muffler - 044300 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... $465.99
FMF Racing FMF Racing Yamaha YFZ450R 09-22/450X 10-11 Q4 S/A Muffler - 044301 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... $515.99
FMF Racing FMF Racing Yamaha YFZ450R 09-22/450X 10-11 SS Powerbomb Header - 044298 The 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... $265.99
FMF Racing FMF Racing Yamaha YZ/WR450F 03-06/ YFZ450 04-09/ 12-15 SS Powerbomb Header - 044033 The 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... $265.99
FMF Racing FMF Racing Yamaha YZ125 05-21/YZ125X 20-22 Fatty Pipe - 024049 The most copied pipe in the world and #1 best seller for FMF, the Fatty broadens the powerband and provides significant increases throughout.This Part Fits:YearMakeModelSubmodel2002-2021YamahaYZ125 $336.99
FMF Racing FMF Racing Yamaha YZ125 2002-21/YZ125X 2020-22 Powercore 2 Shorty Silencer - 024010 Shorter inner core length and aluminum canister. Finely tuned bolt-on silencer that maximizes bottom-end and mid-RPM. An excellent choice for tight tracks and Supercross tracks.This Part... $215.99
