The FMF Gnarly pipe focuses on increasing the lower RPM horsepower and torque to get you out of the toughest terrain. When looking to add 4-stroke tractor like torque to your 2-stroke and you need a...

Turbinecore 2 Spark Arrestor Silencer Exclusive "Turbine Dampening System".  U.S. Forest legal The straight through design of the spark arrestor canister and the performance flow...

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...

GOLD SERIES FATTY PIPE Computer designed and dyno tested to make power gains where each machine needs them the most Tru-Flo stamping process ensures a perfect fit and optimum performance Constructed...

GOLD SERIES FATTY PIPE Computer designed and dyno tested to make power gains where each machine needs them the most Tru-Flo stamping process ensures a perfect fit and optimum performance Constructed...

Utilize FMF's patented module precisely located at the initial stage of the header Key point positioning of the "Bomb" increases performance Horsepower is increased as much as 10% Act...

The ultimate power booster Improved bottom to mid-range power Produce the low end of a longer header and the top end of a short header Less susceptible to damage than a long header Effectively...

Hi-Flo end cap boosts all-around performance Computer designed and dyno-tested for every 4-stroke application Enhanced sonic evacuation delivers a higher flow of exhaust gases, which increases...