Exhaust

The FMF Gnarly pipe focuses on increasing the lower RPM horsepower and torque to get you out of the toughest terrain When looking to add 4-stroke tractor like torque to your 2-stroke and you need a pipe to withstand the harsh elements, this is the pipe...

The FMF Gnarly pipe focuses on increasing the lower RPM horsepower and torque to get you out of the toughest terrain When looking to add 4-stroke tractor like torque to your 2-stroke and you need a pipe to withstand the harsh elements, this is the pipe...

Computer designed and dyno tested to make power gains where each machine needs them the most Tru-Flo stamping process ensures a perfect fit and optimum performance Constructed of strong 19-gauge steel with a nickel-plated finish. FAT PIPE KX80/KX/RM100

Factory 4.1 muffler available in natural titanium or blue anodized titanium with titanium end caps The lightest mufflers available Superior power and performance - horsepower improved throughout the rpm range Feature exclusive proprietary Chamber Core...

The lightest mufflers available Superior power and performance - horsepower improved throughout the rpm range Feature exclusive proprietary Chamber Core technology Factory Forward Engineering centralizes mass, improves handling Made from premium quality...

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 power A stainless steel mid-pipe mates to the...

The Factory Fatty is reminiscent of the ôworksö or cone pipe once used by Factory Teams and it shares many of the same characteristics with its craftsmanship and material quality Broadens and smooths out the power curve while boosting gains throughout...

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 power A stainless steel mid-pipe mates to the...

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 power A stainless steel mid-pipe mates to the...

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 power A stainless steel mid-pipe mates to the...

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 power A stainless steel mid-pipe mates to the...

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 power A stainless steel mid-pipe mates to the...