FMF

Hi-Flo end cap boosts all-around performanceComputer designed and dyno-tested for every 4-stroke applicationEnhanced sonic evacuation delivers a hi...

Computer designed and dyno tested to make power gains where each machine needs them the mostTru-Flo stamping process ensures a perfect fit and opti...

Utilize FMF's patented module precisely located at the initial stage of the headerPosition "Bomb" increases performance; horsepower is increased as...

The Shorty Silencer is the most desirable silencer for supercross performanceOverall length of canister and core is shorter to improve the hit of y...

The most popular 2-stroke silencers in FMF's arsenalThe elliptically shaped bodies with perforated core perform well in any conditionEquipped with ...

The Shorty Silencer is the most desirable silencer for supercross performanceOverall length of canister and core is shorter to improve the hit of y...

The most popular 2-stroke silencers in FMF's arsenalThe elliptically shaped bodies with perforated core perform well in any conditionEquipped with ...

Straight-through design of the spark arrestor canister and the Performance Flow stainless steel end cap ensure strength, durability and unrestricte...

Computer designed and dyno tested to make power gains where each machine needs them the mostTru-Flo stamping process ensures a perfect fit and opti...

Computer designed and dyno tested to make power gains where each machine needs them the mostTru-Flo stamping process ensures a perfect fit and opti...

Computer designed and dyno tested to make power gains where each machine needs them the mostTru-Flo stamping process ensures a perfect fit and opti...

Hi-Flo end cap boosts all-around performanceComputer designed and dyno-tested for every 4-stroke applicationEnhanced sonic evacuation delivers a hi...

Built to provide excellent power for today’s tracks geared toward 4-stroke machinesSmooth power curve throughout the RPM rangeLarge diameter canist...

The Shorty Silencer is the most desirable silencer for supercross performanceOverall length of canister and core is shorter to improve the hit of y...

The most popular 2-stroke silencers in FMF's arsenalThe elliptically shaped bodies with perforated core perform well in any conditionEquipped with ...

Straight-through design of the spark arrestor canister and the Performance Flow stainless steel end cap ensure strength, durability and unrestricte...

Superior power than stock systemsAvailable with titanium and stainless steel headersFMF's Factory Forward Engineering centralizes mass and is less ...

Superior power than stock systemsAvailable with titanium and stainless steel headersFMF's Factory Forward Engineering centralizes mass and is less ...

Built to provide excellent power for today’s tracks geared toward 4-stroke machinesSmooth power curve throughout the RPM rangeLarge diameter canist...

Built to provide excellent power for today’s tracks geared toward 4-stroke machinesSmooth power curve throughout the RPM rangeLarge diameter canist...

The Shorty Silencer is the most desirable silencer for supercross performanceOverall length of canister and core is shorter to improve the hit of y...

The most popular 2-stroke silencers in FMF's arsenalThe elliptically shaped bodies with perforated core perform well in any conditionEquipped with ...

Straight-through design of the spark arrestor canister and the Performance Flow stainless steel end cap ensure strength, durability and unrestricte...

Computer designed and dyno tested to make power gains where each machine needs them the mostTru-Flo stamping process ensures a perfect fit and opti...