Exhaust

Utilize FMF's patented module precisely located at the initial stage of the header Position "Bomb" increases performance; horsepower is increased as much as 10% Act as "pre-muffler" helping to lower the decibel output The expansion and contraction of...

Utilize FMF's patented module precisely located at the initial stage of the header Position "Bomb" increases performance; horsepower is increased as much as 10% Act as "pre-muffler" helping to lower the decibel output The expansion and contraction of...

Utilize FMF's patented module precisely located at the initial stage of the header Position "Bomb" increases performance; horsepower is increased as much as 10% Act as "pre-muffler" helping to lower the decibel output The expansion and contraction of...

Utilize FMF's patented module precisely located at the initial stage of the header Position "Bomb" increases performance; horsepower is increased as much as 10% Act as "pre-muffler" helping to lower the decibel output The expansion and contraction of...

Utilize FMF's patented module precisely located at the initial stage of the header Position "Bomb" increases performance; horsepower is increased as much as 10% Act as "pre-muffler" helping to lower the decibel output The expansion and contraction of...

Utilize FMF's patented module precisely located at the initial stage of the header Position "Bomb" increases performance; horsepower is increased as much as 10% Act as "pre-muffler" helping to lower the decibel output The expansion and contraction of...

Utilize FMF's patented module precisely located at the initial stage of the header Position "Bomb" increases performance; horsepower is increased as much as 10% Act as "pre-muffler" helping to lower the decibel output The expansion and contraction of...

Utilize FMF's patented module precisely located at the initial stage of the header Position "Bomb" increases performance; horsepower is increased as much as 10% Act as "pre-muffler" helping to lower the decibel output The expansion and contraction of...

Utilize FMF's patented module precisely located at the initial stage of the header Position "Bomb" increases performance; horsepower is increased as much as 10% Act as "pre-muffler" helping to lower the decibel output The expansion and contraction of...

Features a Hi-Flo stainless steel core and formed end caps Aircraft grade aluminum canister You will swear the motor has been bored and stroked with the first twist of the throttle Pounds lighter than stock. MUFFLER PC4 CRF125F S/A

Features a Hi-Flo stainless steel core and formed end caps Aircraft grade aluminum canister You will swear the motor has been bored and stroked with the first twist of the throttle Pounds lighter than stock. MUFFLER PC4 CRF110F S/A

Race-tested, smooth power curve throughout the RPM range Larger diameter canister for more tunability and longer lasting packing life Lighter than stock Optimally designed to complement performance of FMF pipes; works and fits FMF or stock. MUFFLER...