Linkecu WRXLink (04) - WRX104X

The LINK ECU WRXLink WRX104X is a direct-fit aftermarket engine management solution engineered specifically for 2004 onwards Subaru WRX GD and GG chassis. This plug-and-play ECU replaces the factory unit without harness modification, offering professional tuners complete control over fuel, ignition and boost parameters. Features include advanced knock control, traction management, and extensive datalogging capability. The WRX104X provides the foundation for reliable performance tuning while maintaining drivability and OEM sensor compatibility across the Subaru EJ platform.