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SS Tuning

WRXLink (3-4) - WRX4X

WRXLink (3-4) - WRX4X
$1,595.00 USD
$1,595.00 USD
Sale Sold out

SKU:227-4000
Subaru
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WRXLink (3-4) - WRX4X
$1,595.00 USD
$1,595.00 USD

Easy to install. Affordable. Reliable.  
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 of the processing unit is a breeze, with no alteration of the factory wiring loom required for the models listed below. 

Designed for the WRX V3-4 EJ20 

  • Please check your connector matches the header in the listed photo 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 input & output expansion options.
  • This ECU will need a modification before E-Throttle is usable.


Suitable Applications for 227-4000 automotive computer unit: 

  • GC8D 
  • GC8E 
  • WRX and STI from 09/1996 to 08/1998

Need Help With Installment?

Fill out the form below and we'll get back to you as soon as possible or give us a call.

Frequently ask questions

1. What Performance Products Do You Offer?

We offer a range of performance products, including engine management, electronics, fuel system components, sensors, accessories, and supporting hardware.

2. How Long Does It Take For My Order To Ship?

Most in-stock orders are processed as quickly as possible. Processing times may vary depending on product availability and order volume.

3. What If A Product Is Out Of Stock Or Backordered?

Availability can vary between products. If an item is unavailable or backordered, we'll provide updated information regarding your order when available.

4. How Do I Know If A Part Will Fit My Vehicle?

Always review the product information before ordering. If you're unsure about compatibility, contact us with your vehicle and setup information before purchasing.

5. Do You Ship Performance Parts Nationwide?

Shipping options are available for most products and destinations. Available methods and costs will be shown or provided during the ordering process.

What our Customers Say ?

  • I have ordered multiple times and always received exactly what was described. Every product has been genuine, fully functional, and consistently reliable.

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  • Shipping was smooth, tracking was accurate, and the order arrived even earlier than expected, making the whole delivery experience easy and reliable overall.

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  • I was struggling to get my ATOMX properly tuned and reached out to Link support. They walked me through every step over email and even gave me extra tips for my setup.

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  • I spent days searching for the right boost control module for my turbo setup. Link had exactly what I needed and included detailed specs that made everything.

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  • Installed my EVO9X last week and the difference is insane. Smooth idle, better throttle response, and the tuning options are next level. Worth every penny,

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