FMF Racing® Factory 4.1 RCT Exhaust System 045663

Fits 20-21 Husqvarna FE501 and 20-21 KTM 500XCF-W

The Factory 4.1 RCT incorporates the latest in FMF Resonance Chamber Technology™ both internally and externally. In addition, they achieve a shorter overall length that is less susceptible to crash damage and complementary to their 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 their Southern California factory.

Features:

• Massive Power gains throughout the RPM range.
• Huge weight savings
• New RTS (Rapid Tuning System)
• Includes MegaBomb header
• Includes spark arrestor screen insert

Finish:

• PIPE MATERIAL: STAINLESS STEEL / TITANIUM
• MUFFLER MATERIAL: TITANIUM
• MUFFLER COLOR/FINISH: ANODIZED BLUE
• END CAP MATERIAL: CARBON FIBER

Fitment:

• 2020-2021 Husqvarna FE501
• 2020-2021 KTM 500XCF-W