FMF 4.1 RCT Exhaust with MegaBomb - Aluminum 045638

4.1 RCT Exhaust with MegaBomb - Aluminum The Factory 4.1 RCT incorporates FMF Resonance Chamber Technology™ 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 motor to centralize mass, The Factory 4.1 RCT is constructed from only aerospace grade materials that meet FMF's exacting specifications and is manufactured 100% at their Southern California factory, Massive Power gains throughout the RPM range., Huge weight savings, New RTS (Rapid Tuning System), Includes MegaBomb header, Includes spark arrestor screen insert