FMF Factory 4.1 RCT Slip-On Carbon

FMF's newest innovation is the Factory 4.1 RCT line of mufflers. The unique shape of the core and canister lowers sound output while maintaining the maximum power increases for your motocross bike. The RCT line comes standard with both a spark arrestor insert and a 94 dB quiet insert so you are prepared wherever you are riding. The Carbon model comnes with titanium mid-pipe and carbon fiber end-cap.