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Measurements of the Akrapovic EVOLUTION system on the HONDA CBR 1000 RR (without muffler insert):
Power & Torque: the exhaust system modification with the EVOLUTION (Racing) system results in a major boost in performance, delivering a massive 159.3 HP at 11700 rpm. But the increased power isn’t available just at the top of the range; the system shows its quality from 4400 rpm up. Max. increased power between the Akrapovic and the stock system is 12.1 HP at 11900 rpm.
The injection of added torque is similar to the power curve, starting at 4400 rpm and leading right to the top of the range.

|
Stock | Akrapovic | Max. increased power | ||
| Max. rear wheel power (HP / rpm) | 151.3 / 11000 | 159.3 / 11700 | 12.1 / 11900 |
Download pdf documents for more details on this product.