FMF Racing

Utilize FMF's patented module precisely located at the initial stage of the header for specific applicationsPosition "Bomb" increases performanceHorsepower is increased as much as 10%Act as...

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

The Q series features advanced engineering to precisely locate baffles and chambers to absorb soundLess mass to enhance power-to-weight ratioQuiet power with minimal sacrifice for performanceQ4...

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

The ultimate power boosterImproved bottom to mid-range powerProduce the low end of a longer header and the top end of a short headerLess susceptible to damage than a long headerEffectively reduces...

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

RidersAddiction eBay

Utilize FMF's patented module precisely located at the initial stage of the header for specific applicationsPosition of "Bomb" increases performance; horsepower is increased as much as 10%Act as...

The ultimate power boosterImproved bottom to mid-range powerProduce the low end of a longer header and the top end of a short headerLess susceptible to damage than a long headerEffectively reduces...

RidersAddiction eBay

Modular end cap allows easy tuning alterationsStandard Hi-Flo 2" end cap boosts all-around performance; optional smaller 13/4" end cap smooths power delivery; spark arrestor module adds off-road...

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