FMF Factory 4.1 Slip-On Exhaust For Yamaha | 044427 blem MAX Horsepower: 70 HP

MAX Horsepower: 70 HP

Warranty & Support

breathable membrane

Fits: HONDA CRF 450 R 2009-16

it’s not just good

FMF Factory 4.1 Slip-On Exhaust For Yamaha | 044427 blem MAX Horsepower: 70 HPThe 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 Engineering moving the muffler closer to the motor to centralize mass. The Factory 4. 1 RCT is constructed from only aerospace grade materials that meet our exacting specifications and is manufactured 100% at