FMF Factory 4.1 Slip-Ons For ATV

FMF Factory 4.1 Slip-Ons
Titanium canister shape and size is lighter and more performance-optimizing. Factory 4.1 Mufflers with stainless steel mid-pipes. Fits stock, Power Bomb, Mega Bomb or Hi-Flo header, boosts low-mid torque, broader powerband, more over-rev. Natural titanium canister.
Note: YFZ450R 09-17 P/N 275237, YFZ450X 10-11 P/N 275237 Rear carbon cap