Link WRXLink (7-9) PlugIn ECU
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Link WRXLink (7-9) PlugIn ECU - Subaru WRX (GDA/GGA) / STI (GDB)
Free your Subaru WRX or WRX STI from the limitations of the factory ECU. Link's G4X WRXLink PlugIn drops straight into the original ECU enclosure, giving you full standalone tuning control while keeping the factory wiring loom untouched. Factory features including variable cam control are retained, so you get proper aftermarket tuneability without the usual wiring headaches.
This listing covers the Subaru WRX (GDA/GGA) and WRX STI (GDB), covering the 2.0L V7-9 models built 2001-2007. SKU 229-4000.
Note: a MAP sensor is not included and will need to be sourced separately for setup.
Key Features
- Genuine PlugIn fitment - no factory loom modification required
- PCB fits discreetly inside the original ECU casing
- Built-in connector (or pins, model dependent) for extra inputs/outputs such as oil pressure or anti-lag switching
- Retains factory features including variable cam control
- Compatible with Link's XS Expansion Loom for additional inputs and outputs
- MAP sensor not included
Vehicle compatibility, OEM part numbers, and fitment notes are provided in the tabs above. Please ensure your vehicle's year and model configuration are confirmed before ordering.
Not sure if this ECU suits your build? Contact our team at sales@chicaneaustralia.com.au for expert advice.
Vehicle Compatibility
| Make | Model | Chassis | Engine |
|---|---|---|---|
| Subaru | WRX | GDA/GGA | - |
| Subaru | WRX STI | GDB | - |
Technical Specifications
| Spec | Value |
|---|---|
| Part Number | WRX9-X |
| Compatible Models | Subaru WRX & STI V7-9 (2001-2007) |
| Engine Compatibility | 2.0L |
| Cam Control | Variable cam control supported |
| Additional I/O | Built-in connector or pins (model dependent) for extra inputs/outputs (e.g. oil pressure, anti-lag/logging switches) |
| MAP Sensor | Not included |
| Enclosure | Fits inside original factory ECU enclosure |
| Wiring Loom Alteration | Not required |
| Expansion Option | Compatible with XS Expansion Loom for additional I/O |
No instructions available for this product.

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