Exhaust

Designed for peak performance and style Maximize horsepower and torque 1.75ö to 1.875ö 16-gauge stepped primary headers that merge into a 2.5ö collector 2.50ö high-flow baffles wrapped in stainless steel wool and high-temperature fiberglass 2.50ö tapered...

Designed to increase horsepower and torque while providing an aggressive, low-frequency sound level 1.75ö to 1.875ö to 2ö high-flow 16-gauge stepped primary headers with a 2.5ö collector 4.5ö diameter, 16-gauge HP-Plus muffler with 2.5ö inlet Removable 1...

The Factory 4.1 RCT incorporates FMF Resonance Chamber TechnologyÖ both internally and externally Shorter overall length that is less susceptible to crash damage and complementary to FMF's Factory Forward Engineering - moving the muffler closer to the...

Spark arrestor screen insert included 94dB insert included For closed course competition only. EXHAUST ANO FACTORY 4.1 RCT W/R.CARBON CAP TI MGBMB KX450F

The Factory 4.1 RCT incorporates the FMF Resonance Chamber TechnologyÖ 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 Engineering - moving...

RCT (Resonance Chamber Technology) features a patented core shape that lowers decibels while maintaining maximum power output Internal ducts in the chambers of the RCT system increase internal volume for improved exhaust flow, resulting in power gains...

The Factory 4.1 RCT incorporates FMF Resonance Chamber TechnologyÖ both internally and externally Shorter overall length that is less susceptible to crash damage and complementary to FMF's Factory Forward Engineering - moving the muffler closer to the...

The Factory 4.1 RCT incorporates FMF Resonance Chamber TechnologyÖ both internally and externally Shorter overall length that is less susceptible to crash damage and complementary to FMF's Factory Forward Engineering - moving the muffler closer to the...

The Factory 4.1 RCT incorporates FMF Resonance Chamber TechnologyÖ both internally and externally Shorter overall length that is less susceptible to crash damage and complementary to FMF's Factory Forward Engineering - moving the muffler closer to the...

RCT (Resonance Chamber Technology) features a patented core shape that lowers decibels while maintaining maximum power output Internal ducts in the chambers of the RCT system increase internal volume for improved exhaust flow, resulting in power gains...

The Factory 4.1 RCT incorporates FMF Resonance Chamber TechnologyÖ both internally and externally Shorter overall length that is less susceptible to crash damage and complementary to FMF's Factory Forward Engineering - moving the muffler closer to the...

RCT (Resonance Chamber Technology) features a patented core shape that lowers decibels while maintaining maximum power output Internal ducts in the chambers of the RCT system increase internal volume for improved exhaust flow, resulting in power gains...