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23710-AA501
The Real Deal - This is for a full replacement Havok Engineering Tuned ECU for your VR-4 Legnum or Galant
We also do these for the Evolution 4
This is set to 5400 RPM
Tuned to approximately 320hp
Havok Engineering V1 V2 WRX Spec 1 ECU Upgrade Chip - 16 PSI Flash 23710-AA501The 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
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