The Link G4X WRXLink WRX4X PlugIn ECU is designed for Subaru WRX V3-4 EJ20 applications.
This ECU fits inside the factory OEM ECU enclosure and installs without alteration of the factory wiring loom for the listed applications.
Key Features
- Link G4X PlugIn ECU
- Designed for WRX V3-4 EJ20 applications
- Fits inside the factory OEM ECU enclosure
- No factory wiring loom alteration required for listed applications
- Manual transmission only
- Most factory features supported
- CAN port
- USB tuning cable included
Important Notes
- Confirm ECU connector matches the listed header before purchasing
- Professional installation and tuning are recommended
