FMF Factory 4.1 RCT Titanium Muffler 2026+ Suzuki DR-Z4S | 043381 Fly 2025 Harley Davidson FXST Softail 1984

Harley Davidson FXST Softail 1984 to 1989

or dual-sport motorcycle with a passenger seat and passenger footpegs

Husqvarna 701 Enduro 2016 to 2022

snow biking

FMF Factory 4.1 RCT Titanium Muffler 2026+ Suzuki DR-Z4S | 043381 Fly 2025 Harley Davidson FXST Softail 1984The 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