Link ECU - WRXLink -WRX10X

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.  Designed for the WRX V10 EJ25. These ECUs cover 2.5L from 2004 to 2007.   

• Please check your connector matches the header in the listed photo and check the notes in italic below before purchasing.  

• This ECU works for manual transmissions only.  

• Air temp sensor highly recommended. 

• Most factory features are supported. 

• Check the features tab for I/O expansion options  

Suitable Applications: The WRX104X (listed separately) mostly covered the 2004-2006 range. The WRX107X mostly covers the 2007 model.   However, some 2006 models require the WRX107X    *The fastest and most reliable way to tell, is to check whether pins A1-3 are populated.  *If the pins have wires, you need the WRX104X, if there are no wires, you need the WRX107X  *Suits GD or GG chassis with electronic throttle.  Not suitable for the GR/GH/GE/GV hatchback or 3rd generation WRX’s