Easy to install. Affordable. Reliable.
G4X PlugIn ECUs offer the latest in engine management technology, designed to easily maximize the potential from your car.
This ECU fits inside the factory OEM enclosure. Installation is a breeze, with no alteration of the factory wiring loom required for the models listed below.

Designed for the 2JZ non VVTi engine.

Please check your connector matches the header in the listed photo before purchasing.
This ECU works for manual transmissions only.
No onboard MAP sensor.
XS Loom & map sensor highly recommended.
Most factory features are supported.
Check the features tab for I/O expansion options


Suitable applications:

Toyota Supra 2JZ non VVTi

This ECU will support naturally aspirated, parallel twin or single turbo configurations. Does not support sequential control of the stock twin turbos (note: does not fit case of the NA supra)