FMF Factory 4.1 Exhaust System | 044447 tire baffles and proprietary multistage packing

baffles and proprietary multistage packing material making it the best performing quiet muffler available

The only slider on the market that is oil impregnated for virtually zero friction and surface drag

Completely rebuild able

TC 125 (2014-2015)

For modern BMW GS and other cross-spoked wheels use Rabaconda Street Bike Tire Changer

FMF Factory 4.1 Exhaust System | 044447 tire baffles and proprietary multistage packingAll new incorporating the latest in Resonance Chamber Technology Patented core shape lowers sound level while maintaining maximum power output Patented canister shape increases internal volume for more sound absorbing material Patented chamber design to enhance and refine exhaust pressure Factory Forward Engineering centralizes mass and is less prone to crash damage Tuned exhaust with optimized core specifications for each application Innovative rear