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FMF Racing Factory 4.1 RCT Slip-On Exhaust - 045633

by FMF
$989.99
SKU 045633

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 specifically to our standards.


Make Model Year
GAS GAS EX250F 21-23
GAS GAS MC250F 21-23
HUSQVARNA FC250 19-22
KTM 250 SX-F 19-22
KTM 250 XC-F 19-22