Used for a single sided exhaust system Compatible Vehicles Years Make Make Notes 2020-2023 Yamaha YZ450F 2021-2023 Yamaha YZ450F Monster Energy Yamaha Racing...

The measure which others aim for With their lightweight titanium or extruded aluminum oval canisters mated to a perforated core, these silencers are above the competition Compatible...

Built to provide excellent power for todays tracks geared toward 4-stroke machines Smooth power curve throughout the RPM range Large diameter canister for more tenability and longer lasting...

Overall increase in power and torque Durable stainless steel and aluminum construction Space Age internal packing material for maximum longevity Internal shape of core uses Hi-Flo technology ...

Replace muffler decals that are peeling off Made in the U.S.A.

The most popular 2-stroke silencers in FMF's arsenal The elliptically shaped bodies with perforated core perform well in any condition Equipped with a Performance Flow end cap and...

1.145"Replacement cone cap for Powercore 2.1 Silencer

The straight through design of the Turbine Dampening System spark arrestor canister and the performance flow stainless steel end cap ensures strength, durability and most importantly, track and...