Measurements of the Akrapovic EVOLUTION system on the HONDA CRF 250 R (with muffler insert):
Power & Torque: The Akrapovic Racing systems deliver a performance increase throughout nearly the entire rpm range. It is most pronounced in the bottom and the top of the range. The systems deliver increased torque similar to the power increase. Max. increased power of 3.9 HP was measured at 5600 rpm, while max. power of 36.6 HP was measured at 11300 rpm.
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