FMF Racing® Factory 4.1 RCT Slip-On Muffler - Anodized Titanium for Yamaha YZ and WR 044445
2020 Yamaha YZ450F
2019 Yamaha WR450F
2019 Yamaha YZ450FX
2018-2020 Yamaha YZ450F
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.
Features:
- 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)
Finish:
- Configuration: Single
- Const: Titanium
- Finish: Blue Anodized
- Midpipe: Titanium
- Endcap: Carbon
Fitment:
- 2020 Yamaha YZ450F
- 2019 Yamaha WR450F
- 2019 Yamaha YZ450FX
- 2018-2020 Yamaha YZ450F
