FMF

Developed to increase the horsepower and torque throughout the entire power curve producing a noticeable power increase that is usable and compatible with every style of ridingAluminum construction...

Features high temperature-resistant fiberglassIdeal for MX applications where maximum sound absorption is not a necessity

Factory 4.1 muffler available in natural titanium or blue anodized titanium with titanium end capsThe lightest mufflers availableSuperior power and performance - horsepower improved throughout the...

Factory 4.1 muffler available in natural titanium or blue anodized titanium with titanium end capsThe lightest mufflers availableSuperior power and performance - horsepower improved throughout the...

Factory 4.1 muffler available in natural titanium or blue anodized titanium with titanium end capsThe lightest mufflers availableSuperior power and performance - horsepower improved throughout the...

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

The most popular 2-stroke silencers in FMF's arsenalThe elliptically shaped bodies with perforated core perform well in any conditionEquipped with a Performance Flow end cap and nickel-plated front...

FMF's Fatty Gold Series pipe broadens the powerband and provides a healthy power increase everywhereImproved throttle response, a linear powerband and enhanced over-rev all add up to a pipe that...

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

Computer designed and dyno tested to make power gains where each machine needs them the mostTru-Flo stamping process ensures a perfect fit and optimum performanceConstructed of strong 19-gauge steel...

Universal fitment for FMF 2-stroke mufflers/spark arrestors

Utilize FMF's patented module precisely located at the initial stage of the headerPosition "Bomb" increases performance; horsepower is increased as much as 10%Act as "pre-muffler" helping to lower...