Yoshimura RS5 Race Slip-On Exhaust Honda Cbr1000Rr 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 Race Series is for closed course competition only not intended for street use