Muffler

Gibson Bullet Marine Mufflers 4.50-in. inlet, 11-in. overall. Tested up to 1200HP with minimal or no power loss. High quality, Stainless construction. OEM style transom mount. Straight through design. Utilizes water to dampen the sound. These silencers...

Gibson Bullet Marine Mufflers were tested up to 1200HP with minimal or no power loss. High quality, Stainless construction. OEM style transom mount. Straight through design. Utilizes water to dampen the sound. These silencers were specifically designed...

Gibson Bullet Marine Clamp on Mufflers were tested up to 1200HP with minimal or no power loss. High quality, Stainless construction. OEM style transom mount. Straight through design. Utilizes water to dampen the sound. These silencers were specifically...

FMF Racing 25+ Triumph TF 450-RC Hex Q4 S/A Muffler

FMF Racing 25+ Triumph TF 450-RC Powercore 4 Hex Muffler

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 damage and complementary to our Factory Forward...

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 Racing. The Powerbomb header is made of durable...

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 damage and complementary to our Factory Forward...

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 damage and complementary to our Factory Forward...

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 and contraction of exhaust sonics through the system...

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. Aluminum construction and stainless steel Hi-Flo end...

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 damage and complementary to our Factory Forward...