FMF PowerCore 4 HEX Muffler KX450F 2012-2015 042310 1821-1522 Powerflow Kit Fitment: Kawasaki ZX-4RR 2023 +

Fitment: Kawasaki ZX-4RR 2023 + Kawasaki Ninja 400 2018-2023 + Yamaha R3 2015-2023 +

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

Available in Chrome over Carbon Steel

Sport racing styling

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

FMF PowerCore 4 HEX Muffler KX450F 2012-2015 042310 1821-1522 Powerflow Kit Fitment: Kawasaki ZX-4RR 2023 +Overall 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