G4X PlugIn ECU for Subaru WRX and WRX STI
Easy to install. Affordable. Reliable.
The G4X PlugIn ECU offers the latest technology in engine management and is designed to easily utilise the full potential of your vehicle.
This ECU fits perfectly in the original OEM housing. Installation is simple and requires no modifications to the original wiring of the models listed below.
Suitable Models:
-
2007-2014 Subaru WRX and WRX STI
- GR/GV/GH/GE chassis
- Turbocharged EJ20 or EJ25 engines
- JDM/AUDM/SADM/EURO markets
-
2008-2010 Subaru WRX STI (USDM models)
- With international Denso ECU Pinout
-
2015-2021 Subaru WRX STI
- VAB/VAF chassis
- Turbocharged EJ20 or EJ25 engines
- JDM/AUDM/SADM/EURO markets
Important: Check the configuration instructions in PCLink and compare the connector to the photo before purchasing. For 2011 and later USDM models, the WRX11 USDM ECU is recommended.
Important Notes:
- Suitable for manual transmissions .
- An air temperature sensor is highly recommended.
- Supports most factory features such as:
- DCCD (Driver Controlled Center Differential)
- Hill Start Assist
- SI Drive
- Cruise Control
- Cam Control
- ABS
- Check the I/O expansion options under the features tab.
- On some models, the security light may remain on.
- This ECU includes a new 4-pin CAN connector with power and requires the CANJST4 cable (PN 101-0198) for CAN devices.
Key Features of the G4X PlugIn ECU:
- Up to 6D fuel and ignition mapping
- Precise closed-loop camshaft control (individual control for four camshafts)
- Sequential fuel delivery
- OEM trigger system support
- 5D boost control with three switchable tables
- Motorsport features such as anti-lag, launch control and flat shift
- Automatic QuickTune function for fuel tuning
- On-board data logging with 512MB storage capacity
- Flexible CAN bus integration and extensive expansion options
- Knock control with windowing for accurate detonation detection
I/O Expansion Options:
Connector 1:
- Pin 1: Aux 16
- Pin 2: DI 11
- Pin 3: An Temp 4
- Pin 4: Knock 2
- Pin 5: Injector 6
This ECU allows you to benefit from a wide range of motorsport and tuning possibilities, while the simple installation and comprehensive support ensure an effortless transition to advanced engine management.