FMF Factory 4.1 RCT Aluminum Slip On - CRF450X

Fitment:

2005-2009; 2012-2017 CRF 450X

The 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)
• FMF uses the highest quality proprietary blend of alloy grade titanium made especially to our standards.
• Stainless steel end cap