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Ships within 48 hours · Estimated delivery Jul 28 - Aug 2
23710-04U60
Tuned to approximately 340 - 350 hp (injectors and AFM are maxed)
Supported ECUs (Please specify with order)
and Series 1 or 2
We also do these for the "Steel Case" and Tiptronic ECUs
Havok Engineering - Stage 2 R33 RB25DET ECU Upgrade Chip - FOR THE R33 ECU!! S14 23710-04U60The Real Deal Havok Engineering tuned MCU upgrade for the Nissan Skyline R33 GTSt with an RB25DET. Designed to fit in the factory ECU, these replace the stock chip with performance settings. These are available in Automatic or Manual, and Series 1 or 2. The major problem with the R33 Skyline's ECU is its inability to handle modifications to the motor. The ECU easily revertes to "Rich and Retard" (R&R) mode, killing power, and efficiency. Features: