• The Yoshimura RS-4 Slip-on exhaust is a pentagonal shaped muffler that features a carbon fiber cone end cap, two staged stepped baffle and striking good looks
• The RS-4 muffler features a new front cap design that functions as a polyresonant chamber, thus creating a more quiet muffler with improved mid to top end power
• Along with improving sound and power, this system moves the muffler weight lower and closer to the bike for improved handling and weight distribution
• Works finish provides uniform heat coloration, increased resistance to fatigue, scratching and staining











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