Havok Engineering - R33 RB25DET ECU Upgrade Chip - FOR THE R33 ECU!!
Havok Engineering - Spec 1 R32 Skyline GTR RB26DETT ECU Upgrade Chip - 1 Bar!
Havok Engineering - Spec 1 R32 Skyline RB20DET ECU Upgrade Chip - 1 Bar!
Havok Engineering - Spec 1 R33 Skyline GTR RB26DETT ECU Upgrade Chip - 1 Bar!
Havok Engineering - Spec 2A R32 Skyline RB20DET ECU Upgrade Chip - RB25DET Turbo!
Havok Engineering - Spec 2B R32 Skyline RB20DET ECU Upgrade Chip - T3/T4 Turbo!
Havok Engineering - Stage 2 R33 RB25DET ECU Upgrade Chip - FOR THE R33 ECU!!
Havok Engineering 1996 - 1997 Mitsubishi Galant / Legnum VR-4 ECU Upgrade Chip
Havok Engineering 91-93 (Facelift) Subaru Legacy / Liberty GT or RS ECU Upgrade Chip - 16 PSI
Havok Engineering 91-93 (Facelift) Subaru Legacy / Liberty GT or RS ECU Upgrade Chip with Launch Control - 16 PSI
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 V1 V2 WRX GF8 (Wagon) ECU Upgrade Chip - 16 PSI
Havok Engineering V1 V2 WRX GF8 (Wagon) ECU Upgrade Chip – Launch Control / Overheat Protection - 16 PSI
Havok Engineering V1 V2 WRX Spec 1 ECU Upgrade Chip - 16 PSI
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 - 18 PSI
Havok Engineering V1 V2 WRX Spec 2 ECU Upgrade Chip – Launch Control / Overheat Protection - 18 PSI
Mitsubishi CD5A Lancer GSR ECU Upgrade Chip