Exhaust

1.75ö to 1.875ö high-flow 16-gauge stepped primary headers with an obround 1.875ö crossover 4ö-diameter, 16-gauge absorptive mufflers with 2ö inlets and removable billet tips 2.50,ö 220?, 16-gauge heat shields 18mm and 12mm O2 bungs welded into the...

Enlarged interconnected headers make for improved horsepower and low-end torque 1.75ö to 1.875ö high-flow 16-gauge stepped primary headers Features full 2ö left side crossover and 4-1/2ö muffler bodies with 2ö inlets 2.50ö, 220?, 16-gauge heat shields...

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...

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...

Incorporates FMF Resonance Chamber TechnologyÖ both internally and externally Shorter overall length that is less susceptible to crash damage and complementary to Factory Forward Engineering, moving the muffler closer to the motor to centralize mass...

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...

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...