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.
Due to the amount of variation on this vehicle, please ensure you read the Configuration - Memo Text in PCLink.
This product supports the following models:
- 2007-2011 WRX and WRX STI with GR/GV/GH/GE chassis codes, for JDM/AUDM/SADM/EURO markets, with turbocharged EJ20 or EJ25 engines.
- 2008-2010 USDM models which have the common international Denso ECU Pinout**
- 2015-2021 WRX STI with VAB/VAF chassis codes, for JDM/AUDM/SADM/EURO markets, with turbocharged EJ20 or EJ25 engines
**Note: Supports North American models with Denso ECU from late 2007-2010 only. Some North American models have a Hitachi ECU which is not supported. .
Important Notes
- Please check your connector matches the header in the listed photo before purchasing.
- This ECU works for manual transmissions only.
- Air temp sensor highly recommended.
- Most factory features are supported including DCCD, hill start assist, SI drive, cruise control, cam control & ABS supported.
- Check the features tab for I/O expansion options.
Note: This Plug-in features a new 4 pin powered CAN connector and cannot use the old CANPCB cable for CAN connection. Use the CANJST4 (Link PN 101-0198) cable for connecting CAN devices. This new 4 pin port and cable provide not only the CAN connection, but also a protected 12V power supply and ground for powering the CAN devices. The power supply is protected by a self-resetting fuse rated at 3A continuous.