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The Yoshimura RS-4 Stainless Full Exhaust System for the Kawasaki KX450F 2016-2018 is engineered to deliver superior performance and a distinct exhaust tone. Developed with insights from championship-winning off-road racing, this exhaust system is designed to enhance your bike's power and maintain a quiet exhaust note.
Featuring a polyresonant duplex chamber and two-staged stepped baffle, the RS-4 ensures increased performance and innovative styling. The durable stainless steel header and tail-pipe, coupled with a carbon fiber end-cap, make it a standout choice for serious riders.