Measurements of the Akrapovic EVOLUTION system with single muffler on the HONDA CBR 1000 RR ABS (without muffler insert):
Power & Torque: The power increase with the Akrapovic system is substantial, and can be seen from 4800 rpm right to the top of the range. At 12310 rpm we measured 174 HP, with max. increased power of 4.7 HP at 12750 rpm. The system’s effect on the torque and power curve is huge through the entire rpm range. The main increase starts at around 3500 rpm and continues right into the over-rev range. All this will help you shave lap times and result in much smoother ride.