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We also do these for the Evolution 4
The rev limiter has been adjusted to 7800 rpm
The Real Deal - Havok Engineering tuned MCU upgrade for the Nissan Skyline R33 GTSt with an RB25DET
The Real Deal - This is for a full replacement Havok Engineering Tuned ECU for your EVO IV
The Real Deal - The Real Deal - Havok Engineering tuned ECU upgrade for the Nissan R32 Skyline GTR
Havok Engineering Nissan S14 SR20DET Stage 3B ECU Upgrade Board GTST We also do these forThe Real Deal Havok Engineering tuned daughterboard upgrade for the Nissan S14 (Pre Facelift Zenki) Silvia with an SR20DET engine. Designed to fit in the factory ECU, these remap the ECU with performance settings. These are available for Manual Transmission cars. Features: Performance tuned fuel and ignition maps The 180 km h speed cut has been removed. Tuned for 550cc Injectors (Nismo) Tuned for a Z32 AFM Tuned for a GT 2871 Turbo Tuned for 264
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