Havok Engineering V1 V2 WRX Spec 1 ECU Upgrade Chip - 16 PSI Flash We also do these for

We also do these for the Evolution 4

The Real Deal - Havok Engineering tuned ECU upgrade for the Mitsubishi EVO 1 2 or 3

You send us your EVO V

23710-91F00

Performance Tuned Fuel and Ignition Curves

Havok Engineering V1 V2 WRX Spec 1 ECU Upgrade Chip - 16 PSI Flash We also do these forThe Real Deal Havok Engineering Spec 1 tuned ECU upgrade for the Version 1 and Version 2 Subaru Impreza WRX or STi. Designed to fit in the factory ECU, these replace the stock chip with performance settings, and add a few extra features. Features: Performance tuned fuel and ignition maps. The 180 km h speed cut has been removed. The rev limiter has been raised to 7400 rpm. This can be adjusted upon request. The boost cut has been removed. Adjusted