Yoshimura RS5 Street Slip-On Exhaust Honda Cbr600Rr Yoshimura RS5 Street Slip-On Exhaust has a trapezoidal shape with undertail muffler configurations. Features a straight baffle with a removable low-volume insert, and trick carbon fiber cone-endcap. Features: One of Yoshimura most cutting-edge designs Improved power delivery and throttle response Trademark Yoshimura fit and finish is second to none Trapezoid shaped sleeve Large volume of packing material Straight baffle for ample flow Cone-style end cap Stainless steel tail-pipe