Link ECU G4X Plug-In ECU for Subaru

Description

Select between the following Link Plug-in ECUs for Subaru Impreza models:

WRX2X – WRX V1-2 EJ20 (10/1992-8/1996)

WRX4X – WRX V3-4 EJ20 (09/1996-08/1998)

WRX6X – WRX V5-6 EJ20 (09-1998-08/2000)

WRX9X – WRX V7-9 EJ20 (MY2000-2007 with AVCS, 2.0L only)

WRX104X – WRXV10 EJ25 (2004-2007, 2.5L only)*

WRX107X – WRX V10 EJ25 (MY2007)*

WRX11X – WRX and STI EJ20, EJ25 (2008-2021)

– Due to the large number of vehicles covered by the WRXV11X Take a look at the supported models list to find out which models are supported and which are not

More fitment details can be viewed once an ECU is selected from the drop-down menu above.

• When selecting an ECU variant, please check your connector matches the header in the listed photo.
• These ECUs are only for manual transmission fitted vehicles
• Air temp sensor highly recommended

G4X PlugIn Key Features (where applicable):

• Up to 6D fuel and ignition mapping.
• Precision closed loop cam control (four cams, independent control).
• Sequential fuel delivery.
• Digital triggering, all OEM patterns.
• OEM idle hardware supported.
• 5D boost control with three switchable tables.
• Motorsport features – anti lag, launch, flat shift.
• Continuous barometric correction (on board).
• CAN port.
• QuickTune – automated fuel tuning.
• Individual cylinder correction.
• USB tuning cable included.
• Stats recording into on-board memory.
• Gear compensations for spark, boost and fuel.
• Real time selectable dual fuel, ignition and boost maps.
• Sync and crank sensors can be a combination of Hall effect, variable reluctance or optical.
• Boost control referenced to gear, speed or throttle position.
• 512 megabytes of data logging memory.
• Staged injection.
• Knock with “windowing”.

 

*Some 2006 models require the WRX107X ECU.

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

 

Manual

Click here to download the full Specifications PDF.