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...

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...

FMF's Factory Forward Engineering centralizes mass and is less prone to crash damage Spark Arrestor and Quiet Core 94db insert included Internal ducts in the chambers of the RCT system increase...

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...

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...

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...

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...

Optimally design to complete performance of FMF pipes Can be used wth stock pipe or FMF pipe Delivers a crisp, notable sound With these lightweight oval canisters mated to a perforated core, these...

Optimally design to complete performance of FMF pipes Can be used wth stock pipe or FMF pipe Delivers a crisp, notable sound With these lightweight oval canisters mated to a perforated core, these...