Link ECU | G4X WRXLink V11 | WRX11X | Plug - In

Link ECU 238-4000

( 238-4000 )


Used for: Tuning the EJ20/EJ25 turbo engine commonly found in the Subaru WRX & WRX STI V11 [11X].

  Add to basket
We offer:
We offer payment cardsWe offer PayPal

Link Engine Management Logo | LINK ECUS IN ESSEX

Link ECU | "G4X WRXLink V11 WRX11X"

  • Designed for: Subaru WRX Version 11 | EJ20/EJ25 Turbo Engine.
    Note: These ECU's cover 2.5L from 2007 - 20011.
    Full list of suitable applications below.
  • The G4X WRXLink V11 WRX11X is a Plug-In ECU developed by Link Engine Management, designed to maximise the potential of your car.
  • Link's WRX11X ECU fits directly into the factory location, requires no alteration of the factory wiring loom / harness, and is designed to be simple to install.
  • This ECU works for manual transmissions only.
  • An Air Temperature Sensor is highly recommended for use with this product.

WRXLink V11 WRX11X supports the following vehicles:

  • The WRX & the WRX STI V11 EJ20 turbo engine 
  • The WRX & the WRX STI V11 EJ25 turbo engine 

Note: This Plug-in features a new 4 pin powered CAN connector and cannot use the old CANPCB cable for CAN connection.  Use the CANJST4 (Link PN 101-0198) cable for connecting CAN devices.  This new 4 pin port and cable provide not only the CAN connection, but also a protected 12V power supply and ground for powering the CAN devices.  The power supply is protected by a self-resetting fuse rated at 3A continuous.

Features | "G4X WRXLink V10 WRX104X"

Expansion Connector

  • Aux 16
  • DI 11
  • An Temp 4
  • Knock 2
  • Injector 6
  • Injector 5
  • +5V Out 
  • Ground

G4X Plug-In Features:

  • Up to 6D Fuel & Ignition Mapping
  • Precision Closed Loop Cam Control (Four Cam | Independent Control)
  • Sequential Fuel Delivery
  • Digital Triggering, all OEM Patterns
  • 5D Boost Control
  • OEM Idle Hardware Supported
  • Motorsport features; Anti-Lag, Launch Control, Flat Shift
  • Continuous Barometric Correction [on board]
  • CAN Port
  • QuickTune - Automated Fuel Tuning
  • Individual Cylinder Correction
  • USB Tuning Cable included
  • Records into On-Board memory
  • Gear Compensations for Spark, Boost and Fuel
  • More...

Full Specification [Link ECU] 

Link ECU Supply, Installation & Calibration:

  • Redline Tuning can supply, install & calibrate both the Link G4X WRXLink V11 WRX1X ECU or any other Link Engine Management Product currently available in Essex, London and the South East of England.

Contact Redline Tuning 

Important Notes:

  • Please double check / cross reference your existing ECU's pinout with the images we have provided, to ensure connections are correct.

redline tuning logo

  • Please note that we do not carry stock for all Link Engine Management products. If we do not have an item in stock it will be ordered for you, please allow up to 2 extra business days for us to process your order. If you need an item urgently, or would like to know if an item is in stock, please contact us here
  • Prices shown do not include VAT, this will be calculated and added at checkout for UK customers.
  • For international customers, sales tax will not be charged at checkout. You will be responsible for the VAT equivalent wherever you live. This will be charged by the courier prior to delivery. We have zero control over these charges and they vary by the destination country. We advise that you check before ordering if you are unsure.
Shopping Basket