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Ships within 48 hours · Estimated delivery Oct 23 - Oct 28
(The speed sensor on the car must be working and intact)
as its impossible to fit if the ECU has no eprom
23710-04U60
We also do these for the "Steel Case" and Tiptronic ECUs
Tuned to run approximately 330 hp
Havok Engineering - Stage 2 R33 RB25DET ECU Upgrade Chip - FOR THE R33 ECU!! S14 (The speed sensor on theThe 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:
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