FMF Titanium Anodized Factory 4.1 With Carbon Cap YZ250F/FX

The Factory 4.1 RCT incorporates the latest in FMF Resonance Chamber Technology™ both internally and externally. In addition, we achieve a shorter overall length that is less susceptible to crash damage and complementary to our 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 our exacting specifications and is manufactured 100% at our Southern California factory. -Available in Blue Anodized Titanium Muffler with Carbon End Cap  -Massive Power gains throughout the RPM range. -Huge weight savings -New RTS (Rapid Tuning System) -FMF uses the highest quality proprietary blend of alloy grade titanium made specifically to our standards.   18211885 Fitments: YZ250F 2019-2023 YZ250FX 2020-2022