Bad ass but pricey. Won't see many people with this exhaust. http://www.ebay.com/itm/2011-Kawasaki-ZX-10R-Slip-on-Underbelly-Exhaust-Muffler-Kit-Carbon-Fiber-Panels-/310356687997?hash=item4842b33c7d&item=310356687997&pt=Motorcycles_Parts_Accessories&vxp=mtr