FMF Racing KTM 450SXFFE 18+/XCF 19+/HQV FC450FE 18+/FX 19-22/EX450F 21-23 AL F4.1 RCT w/SS MB Hdr

SKU: FMF045638 UPC: 045638
In stock
Usually ships within 24 hours
Regular price $863.78 USD
Regular price -18% $1,049.99 USD Sale price $863.78 USD
Ready to install and hit the road!

All parts come with the essentials you need for a smooth fit and clear instructions. From performance upgrades to custom styling, unbox and get your ride ready with confidence!

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.

  • Highest-quality proprietary blend of alloy grade titanium
  • Blue anodized titanium muffler with carbon end cap
  • Massive power gains throughout the RPM range
  • Rapid Tuning System (RTS)

This Part Fits:

Year Make Model Submodel
2021-2023 Gas Gas EX 450F Base
2021-2023 Gas Gas MC 450F Base
2022 Gas Gas MC 450F Troy Lee Designs Base
2019-2022 Husqvarna FC450 Base
2018,2020 Husqvarna FC450 Rockstar Edition Base
2019-2022 Husqvarna FX450 Base
2019-2022 KTM 450 EXC-F Base
2019-2022 KTM 450 EXC-F Six Days Base
2019-2022 KTM 450 SX-F Base
2018-2021 KTM 450 SX-F Factory Edition Base
2019-2022 KTM 450 XC-F Base