FMF Yamaha YZ450F Factory 4.1 Stainless Steel Slip-On Exhaust

FMF Yamaha YZ450F Factory 4.1 Stainless Steel Slip-On Exhaust. FMF Exhausts are built to last and have the biggest performance gains of any exhaust system Nicoll Racing has tested. Whether it's on the dyno, at the track, or blazing new trails in the hills, Nicoll Racing totally stands behind the quality and horsepower that FMF provides.

Titanium Canister is available in Blue Anodized or Natural finish.

End-cap and Mid-pipe are Stainless Steel.

94dB Quiet Insert is included.

Spark Arrestor Insert sold seperately.

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