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FMF Powercore-4 Spark ArrestorModular Slip-On Muffler (041021)
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...$449.99$374.82 -
FMF Fatty Pipe Gold Series Nickel Plated YZ250 1991-1992/WR250 1991-1993 (020135)
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...$339.99$296.34 -
FMF Power Core 2 Shorty Silencer (023011)
Taking the proven success of the Powercore 2, FMF created the Powercore 2 Shorty, with a shorter inner core length and aluminum canister. This design results in a finely tuned bolt on performance...$199.99$179.68 -
FMF Powercore 4 Spark Arrestor Slip-On Muffler (044220)
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...$449.99$374.82 -
FMF Fatty Pipe Gold Series Nickel Plated Honda CR125R 1990-1997 (020015)
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...$329.99$285.88 -
FMF Powercore-2 Aluminum/Stainless Slip-On Silencer (020403)
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 nickel-plated...$199.99$180.11 -
FMF Turbinecore 2 Spark Arrestor Silencer Aluminum/Stainless Steel (025082)
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...$229.99$204.58 -
FMF Powerbomb Header Pipe Stainless Steel WR450F 2007-15/YZ450F 2007-09 (044225)
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...$249.99$220.52 -
FMF Powercore-2 Slip-On Silencer Aluminum/Stainless Steel (023026)
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...$199.99$179.68 -
FMF Power Core 2 Shorty Silencer Honda CR125R 2000-2001 (020213)
Taking the proven success of the Powercore 2, FMF created the Powercore 2 Shorty, with a shorter inner core length and aluminum canister. This design results in a finely tuned bolt on performance...$199.99$179.68 -
FMF Factory Fatty Pipe Honda CR250R 2003-2004 (021043)
2-STROKE FACTORY FATTY PIPE Based on the successful exhaust pipe used by pro riders Cone section is shaped like the original Fatty, but with new features Constructed with two thicknesses of...$329.99$286.59 -
FMF Gnarly Exhaust Pipe Nickel Plated Honda CR250R 1997-1999 (020028)
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...$349.99$302.88