Reflash - Civic Si 2012-2015

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Reflash your 2012-2015 Civic Si or ILX engine computer.

  • Fuel, ignition and cam timing optimized.
  • VTEC point unchanged
  • Rev limiter raised to 7600 rpm
  • Speed limiter removed
  • 10-15 top end hp gain depending on the dyno and modifications
  • 5-12 ft lb top end torque
  • Improved throttle response
  • California emissions legal (CARB EO D-742)

This is for an ECU reflash - the ECU is not included. Hondata does not sell direct - the reflash must be purchased from a Hondata dealer. The ECU reflash form must be sent with your ECU.