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Learn MoreThe Factory 4.1 RCT incorporates the latest in FMF 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 the 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 exacting specifications and is manufactured 100% at FMF's Southern California factory.
Product Variant | Manufacturer Part # |
---|---|
Aluminum | A46005981003 |
KTM PowerParts FMF Factory 4.1 RCT Muffler | 79505979003, 79105979003, A48005979003 |
Titanium | A46005979003 |