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08-20 Yamaha WR250R Yoshimura RS-4 Stainless Slip-On Exhaust

Yoshimura RS-4 Slip-On Exhaust 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. Yoshimura R&D has been directed to developing the current generation RS-4 a unique design that provides an unrivaled combination of power and a quiet exhaust note. The RS-4 features a Polyresonant duplex chamber and two-staged stepped baffle for increased performance, while...

Regular price CAD $839.55 Price $814.36