Yoshimura RS-4 Signature Slip-On Exhaust 231022D320

Yoshimura RS-4 Signature Slip-On Exhaust 231022D320NOTES: The work that went into developing the RS-4 muffler has paid big dividends in Off-road Racing; winning multiple Supercross and Motocross titles since it's inception. We've developed the current generation RS-4 based on that research & development, and the result is a unique design that provides an unrivaled combination of power and quiet exhaust tone.Description: Pentagonal-shaped muffler Maximized internal volume Polyresonant duplex front chamber Stepped, two-stage core baffle Spark Arrestor/Sound Insert Compatible Brand: YoshimuraPart Number: 231022D320Fitment: 2020 Yamaha YFZ50 2019-2022 Yamaha YZ250F 2020-2022 Yamaha YZ250FX Note: Image is for reference only, actual product may vary slightly.