18-24 RMZ450 FAC 4.1 RCT TI M BOMB FS W/CF

Includes MegaBomb header 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 Massive Power gains throughout the RPM range. 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 Huge weight savings New RTS (Rapid Tuning System) Includes spark arrestor screen insert