Link ECU WRXLink (04) - WRX104X
Easy to install. Affordable. Reliable.Ā Ā
G4X PlugIn ECUs offer the latest in engine management technology, designed to easily maximize the potential from your car.Ā Ā
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.Ā
Designed for theĀ WRX V10 EJ25.Ā These ECUs cover 2.5L from 2004 to 2007.Ā
- Please check your connector matches the header in the listed photoĀ and check the notes in italic below before purchasing. Ā
- This ECU works for manual transmissions only. Ā
- Air temp sensor highly recommended.Ā
- Most factory features are supported.Ā
- Check the features tab for I/O expansion options Ā
Suitable Applications:
The WRX104X mostly covered the 2004-2006 range.Ā
TheĀ WRX107X (listed separately)Ā mostly covers the 2007 model.Ā
Ā
However, some 2006 models require the WRX107X.
Ā
*The fastest and most reliable way to tell, is to check whether pins A1-3 are populated.Ā
*If the pins have wires, you need the WRX104X, if there are no wires, you need the WRX107XĀ
*Suits GD or GG chassis with electronic throttle.Ā Not suitable for the GR/GH/GE/GV hatchback or 3rd generation WRXās
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Shipping & Returns
Shipping & Returns



Link ECU WRXLink (04) - WRX104X
Link ECU WRXLink (04) - WRX104X
Easy to install. Affordable. Reliable.Ā Ā
G4X PlugIn ECUs offer the latest in engine management technology, designed to easily maximize the potential from your car.Ā Ā
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.Ā
Designed for theĀ WRX V10 EJ25.Ā These ECUs cover 2.5L from 2004 to 2007.Ā
- Please check your connector matches the header in the listed photoĀ and check the notes in italic below before purchasing. Ā
- This ECU works for manual transmissions only. Ā
- Air temp sensor highly recommended.Ā
- Most factory features are supported.Ā
- Check the features tab for I/O expansion options Ā
Suitable Applications:
The WRX104X mostly covered the 2004-2006 range.Ā
TheĀ WRX107X (listed separately)Ā mostly covers the 2007 model.Ā
Ā
However, some 2006 models require the WRX107X.
Ā
*The fastest and most reliable way to tell, is to check whether pins A1-3 are populated.Ā
*If the pins have wires, you need the WRX104X, if there are no wires, you need the WRX107XĀ
*Suits GD or GG chassis with electronic throttle.Ā Not suitable for the GR/GH/GE/GV hatchback or 3rd generation WRXās
Original: $3,039.25
-65%$3,039.25
$1,063.74Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Easy to install. Affordable. Reliable.Ā Ā
G4X PlugIn ECUs offer the latest in engine management technology, designed to easily maximize the potential from your car.Ā Ā
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.Ā
Designed for theĀ WRX V10 EJ25.Ā These ECUs cover 2.5L from 2004 to 2007.Ā
- Please check your connector matches the header in the listed photoĀ and check the notes in italic below before purchasing. Ā
- This ECU works for manual transmissions only. Ā
- Air temp sensor highly recommended.Ā
- Most factory features are supported.Ā
- Check the features tab for I/O expansion options Ā
Suitable Applications:
The WRX104X mostly covered the 2004-2006 range.Ā
TheĀ WRX107X (listed separately)Ā mostly covers the 2007 model.Ā
Ā
However, some 2006 models require the WRX107X.
Ā
*The fastest and most reliable way to tell, is to check whether pins A1-3 are populated.Ā
*If the pins have wires, you need the WRX104X, if there are no wires, you need the WRX107XĀ
*Suits GD or GG chassis with electronic throttle.Ā Not suitable for the GR/GH/GE/GV hatchback or 3rd generation WRXās






















