Features: Factory 4.1 RCT incorporates the FMF Resonance Chamber Technology™ both internally and externally. Achieves a shorter overall length that is less susceptible to crash damage and complementary to Factory Forward Engineering, moving the muffler...
Features: Massive Power gains throughout the RPM range. New RTS (Rapid Tuning System). Huge weight savings. NOTE: Will not pass 2025 FIM sound regulation.