Havok Engineering - Spec 1 R32 Skyline RB20DET ECU Upgrade Chip - 1 Bar!
Havok Engineering - Spec 2A R32 Skyline RB20DET ECU Upgrade Chip - RB25DET Turbo!
Havok Engineering ER34 GTT RB25DET NEO Pre-Tuned Daughterboard - Stage 1
Havok Engineering Nissan S14A SR20DET Stage 1A ECU Upgrade Board
Havok Engineering Nissan S15 SR20DET Stage 1A ECU Upgrade Board
Havok Engineering Tuned Mitsubishi EVO ECU, Reflashed for the EVO 1-3!
Havok Engineering Tuned Mitsubishi EVO ECU, Reflashed for the EVO 4!
Havok Engineering V1 V2 WRX Spec 1 ECU Upgrade Chip – Launch Control / Overheat Protection - 16 PSI
Havok Engineering V1 V2 WRX Spec 2 ECU Upgrade Chip – Launch Control / Overheat Protection - 18 PSI
