FMF Factory 4.1 Titanium Exhaust System '20-23 KTM 500 XCF-W & Husqvarna FE 501 | 045663 foam2 The shoulder straps and back

The shoulder straps and back panel are well ventilated

A unique feature is our extended front that protects the OEM cast tabs and sprocket underside from damage

It also fits the new BBR CRF125 ProComp swingarm (which includes this chain guide)

300 pounds

Extended microfiber gaiter helps seal out water and dirt

FMF Factory 4.1 Titanium Exhaust System '20-23 KTM 500 XCF-W & Husqvarna FE 501 | 045663 foam2 The shoulder straps and backThe 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