FMF KTM 350-500 EXC-F 2020 HUSQVARNA FE250-501 2020 FACTORY 4.1 RCT STAINLESS STEEL SLIP-ON MUFFLER

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.

FEATURES:

• Available in Natural Aluminum 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.