FMF Mini Powercore 4 Slip-On Muffler for 2008-20 Kawasaki KLX140 models - 042161 1997 Yamaha PW 50 2004 Ski-Doo Skandic Sport 550F

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FMF Mini Powercore 4 Slip-On Muffler for 2008-20 Kawasaki KLX140 models - 042161 1997 Yamaha PW 50 2004 Ski-Doo Skandic Sport 550FFMF Racing Powercore 4 Slip On Muffler Race Inspired for maximum power and torque through entire RPM range Aircraft quality extruded aluminum canister with stainless steel components High quality internal packing material for maximum longevity Made in the USA Race inspired, price point muffler made for maximum power output. When designing the PowerCore 4 Exhaust, FMF took a hard look at their top of the line mufflers to produce race inspired