FMF

Factory 4.1 RCT Muffler - Anodized Titanium - KTM/HUSABERG/HUSQVARNA

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The Factory 4.1 RCT incorporates FMF's Resonance Chamber Technology™ both internally and externally
In addition, FMF achieves 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 their exacting specifications and is manufactured 100% at their Southern California factory
Massive Power gains throughout the RPM range.
Huge weight savings
RTS (Rapid Tuning System)
FITS 2015-2016 Husqvarna FE 450, 2014-2016 Husqvarna FE 250, 2014-2016 Husqvarna FE 350, 2013-2016 KTM 500 XC-W, 2013-2014 Husaberg FE 350, 2013-2014 Husaberg FE 501, 2013-2014 Husaberg FE 250, 2013 KTM 450 SMR, 2012-2016 KTM 500 EXC, 2012-2016 KTM 350 XCF-W, 2012-2014 KTM 450 SX-F FE, 2012-2014 KTM 500 XCF-W, 2011-2015 KTM 350 XC-F, 2011-2015 KTM 350 SX-F, 2009-2016 KTM 250 XCF-W, 2009-2015 KTM 250 SX-F, 2009-2011 KTM 450 EXC, 2009-2011 KTM 530 EXC, 2009-2010, 2012-2016 KTM 450 XC-W, 2009-2010 KTM 400 XC-W, 2009-2010 KTM 530 XC-W, 2009, 2013-2015 KTM 450 XC-F, 2009, 2011, 2013-2015 KTM 250 XC-F, 2008-2009 KTM 505 XC-F, 2008 KTM 505 SX-F, 2008 KTM 530 EXC-R, 2008 KTM 450 EXC-R, 2008 KTM 530 XCR-W, 2008 KTM 450 XCR-W, 2007-2015 KTM 450 SX-F