FMF Factory 4.1 RCT Stainless Steel Exhaust System KTM/Husqvarna/GasGas 250cc (’19-’23) | 045634
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 Natural Aluminum with Carbon Fiber End Cap
-Massive Power gains throughout the RPM range.
-Huge weight savings
-New RTS (Rapid Tuning System)
-FMF uses the highest quality proprietary blend stainless steel made especially to our standards.
- All new incorporating the latest in Resonance Chamber Technology
- Patented core shape lowers sound level while maintaining maximum power output
- Patented canister shape increases internal volume for more sound absorbing material
- Patented chamber design to enhance and refine exhaust pressure
- Factory Forward Engineering centralizes mass and is less prone to crash damage
- Tuned exhaust with optimized core specifications for each application
- Innovative rear endcap for simple installation of tuning tip inserts or spark arrestor
- Titanium Megabomb included to optimize each machines power output
| Make | Model | Year |
|---|---|---|
| GAS GAS | EX250F | 21-22 |
| GAS GAS | MC250F | 21-23 |
| HUSQVARNA | FC250 | 19-22 |
| KTM | 250 SX-F | 19-22 |
| KTM | 250 XC-F | 19-22 |
