Akrapovic Slip-On Exhaust Honda CBR1000RR 2008-2012 Akrapovic's sporty and lightweight SLIP-ON exhaust system offer a great balance between price and performance and represent the first step in the exhaust system tuning process. The change will be also visual as their HEXAGONAL muffler perfectly fit the exterior line of the CBR and add a clean racing image. The muffler outer sleeve is made of titanium or carbon-fiber, which gives a special hi-tech touch to our SLIP-ON system. Power Torque the exhaust system modification with the SLIP-ON system results in a major boost in performance, delivering a massive 168.9 HP at 12450 rpm on back wheel. But the increased power isnt available just at the top of the range the system shows its quality already from 3800 rpm up through entire rpm range. Max. increased power between the Akrapovic and the stock system is 4.6 HP at 6550 rpm. Besides this, the torque is substantially higher in a lower rpm area at 3500 rpm and from middle to high rpm area. Click here for performance figures for this part NOTE Please check local laws before purchasing. Some modifications may be prohibited in some states.