Factory 4.1 RCT Muffler – Aluminum (Each)-18211883

Factory 4.1 RCT Muffler – AluminumFactory 4.1 RCT Slip-On MufflerThe Factory 4.1 RCT incorporates FMF’s Resonance Chamber Technology both internally and externallyIn addition, FMF achieves a shorter overall length that is less susceptible to crash damage and complementary to their Factory Forward Engineering – moving the muffler closer to the motor to centralize massThe Factory 4.1 RCT is constructed from only aerospace grade materials that meet their exacting specifications and is manufactured 100% at their Southern California factoryMassive Power gains throughout the RPM range.Huge weight savingsRTS (Rapid Tuning System)Fitment: