FMF Racing

The Factory 4.1 exhaust system with the Powerbomb header is FMF's premier exhaust system. This system is perfect for the track or dunes, and is used by factory teams such as KTM, Epic Can-Am and Rath...

The redesigned PowerBomb is a 4-stroke header that incoporates FMF's patented PowerBomb module at a precise location in the initial stage of the header, resulting in performance gains and improved...

The redesigned PowerBomb is a 4-stroke header that incoporates FMF's patented PowerBomb module at a precise location in the initial stage of the header, resulting in performance gains and improved...

The redesigned PowerBomb is a 4-stroke header that incoporates FMF's patented PowerBomb module at a precise location in the initial stage of the header, resulting in performance gains and improved...

FMF Racing Honda CRF250R 04-05/CRF250X 04-09 Aluminum Header Sleeve - Stock Muffler w/FMF HeaderThis Part Fits:YearMakeModelSubmodel2004-2005HondaCRF250RBase2004-2009HondaCRF250XBase

FMF Racing Honda CRF250R 04-05/CRF250X 04-09 Aluminum Muffler Sleeve - Stock Header w/FMF MufflerThis Part Fits:YearMakeModelSubmodel2004-2005HondaCRF250RBase2004-2009HondaCRF250XBase

A 4-Stroke header system that incorporates FMF's patented Power Bomb module at a precise location in the initial stage of the header system; by positioning the "Bomb" at this key point, the expansion...

The PowerCore 4 was developed to increase the horsepower and torque throughout the entire power curve producing a noticeable power increase that is useable and compatible with every style of riding...

Replacement aluminum muffler sleeve replaces broken or worn components.This Part Fits:YearMakeModelSubmodel2006-2009HondaCRF250RBase

Race-inspired, price-point muffler made for maximum power output. Aircraft-quality extruded aluminum canister with stainless steel components.This Part...

The redesigned PowerBomb is a 4-stroke header that incoporates FMF's patented PowerBomb module at a precise location in the initial stage of the header, resulting in performance gains and improved...

The Factory 4.1 RCT incorporates the latest in FMF Resonance Chamber Technology™ both internally and externally. In addition, we achieve a shorter overall length that is less susceptible to crash...