FMF Factory 4.1 RCT Anodized Titanium Silencer with Carbon End Cap

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 the FMF factory in Southern California.

-Available in Blue Anodized Titanium Muffler with Carbon Fiber 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.

-Can be used with FMF or Stock OEM Header

***NOT LEGAL FOR STREET USE IN CALIFORNIA

HUSQVARNA

FE 250, 2020-and up
FE 350, 2020-and up
FE 350 Rockstar Edition, 2022-and up
FE 350s, 2020-and up
FE 450 EXC-F, 2020-and up
FE 501, 2020-and up
FE 501s, 2020-and up

KTM

350 EXC-F, 2020-and up
350 EXC-F Six Days, 2020-and up
350 XCF-W, 2020-and up
--
450 EXC-F, 2020-and up
450 EXC-F Six Days, 2020-and up
450 XCF-W, 2020-and up
--
500 EXC-F, 2020-and up
500 EXC-F Six Days, 2020-and up
500 XCF-W, 2020-and up