Product_description: ['RS-9D not only makes more power and torque possible, but does it more quietly than single systems. The uniquely sculpted Carbon Fiber end-caps feature a Tunable Insert System, able to fine-tune power delivery and decibel levels to rider specifications.Slip-On System features dual RS-9 Aluminum Sleeved Mufflers with Carbon Fiber End-caps, Stainless Steel Tail-pipe, installation hardware, and detail step-by-step instructions.']

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