045639
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 especially to our standards.
Make | Model | Year |
---|---|---|
GAS GAS | EX 450F | 21-23 |
GAS GAS | MC 450F | 21-23 |
HUSQVARNA | FC 450 | 19-22 |
HUSQVARNA | FC 450 ROCKSTAR EDITION | 18-21 |
HUSQVARNA | FX 450 | 19-22 |
KTM | 450 SX-F | 19-22 |
KTM | 450 SX-F FACTORY EDITION | 18,20-21 |
KTM | 450 XC-F | 19-22 |