FMF Racing® Aluminum/Carbon Fiber Factory 4.1 RCT Slip-On Muffler

Some 2015-2019 Husqvarna & KTM models

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:

• Massive Power gains throughout the RPM range.

• Huge weight savings

• RTS (Rapid Tuning System)

Finish:

• Aluminum/Carbon Fiber

Fitment:

• 2017-2019 KTM 350EXC-F

• 2017-2019 KTM 450EXC-F

• 2017-2019 KTM 250EXC-F

• 2017-2019 Husqvarna FE501

• 2017 Husqvarna FE300

• 2017 KTM 400EXC-F

• 2017 Husqvarna FE125

• 2016-2019 Husqvarna FE450

• 2016-2019 Husqvarna FE350

• 2016-2019 Husqvarna FE250

• 2016-2018 Husqvarna FX350

• 2016-2018 Husqvarna FX450

• 2016-2018 Husqvarna FX250

• 2015-2018 KTM 450SX-FFE

• 2015-2017 KTM 250SX-FFE

• 2015-2016 KTM 350SX-FFE