FMF PowerCore 4 HEX Muffler KX450F 2012-2015 042310 1821-1522 Powerflow Kit External cover can be removed

External cover can be removed for washing by hook and loop grip opening on the rear

Neither DME

Sport racing styling

Boot upper incorporates an innovative front and rear bellows and rear calf zone for superior levels of flexibility Boot upper is constructed from microfiber for durability and abrasion resistance

FMF PowerCore 4 HEX Muffler KX450F 2012-2015 042310 1821-1522 Powerflow Kit External cover can be removedOverall increase in power and torque Durable stainless steel and aluminum construction Space Age internal packing material for maximum longevity Internal shape of core uses Hi Flo technology Enhanced sonic evacuation provides for higher flow and increased power Includes removable spark arrestor