FMF Factory 4.1 RCT Full Exhaust System | Titanium w/Carbon Tip (044489)
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
- Weight savings over stock
- Spark arrestor screen Insert (included)
- 94dB Insert (included)
- Titanium construction with carbon fiber End cap
| Compatible Vehicles | |||
| Years | Make | Make | Notes |
| 2024-2026 | Yamaha | WR450F | |
| 2023-2025 | Yamaha | YZ450F | |
| 2024-2026 | Yamaha | YZ450FX | |