Description & Size Guide
Factory 4.1 RCT Slip-On MufflerThe Factory 4.1 RCT incorporates FMF's Resonance Chamber Technology™ both internally and externally In 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 mass The Factory 4.1 RCT is constructed from only aerospace grade materials that meet their exacting specifications and is manufactured 100% at their Southern California factory Massive Power gains throughout the RPM range. Huge weight savings RTS (Rapid Tuning System) Kawasaki KX 450 2021-2023 Kawasaki KX 450 F 2019-2020 Kawasaki KX 450 X 2021
This part fits the below bikes:
Returns Policy
Payment & Security
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.