Remember Occam's Razor - The simplest answer tends to be the right one. In this blog post we go over some basic diagnostic tips to help...

In this blog post we go over our recommendations for a turbo Subaru engine swap based on the non turbo chassis type. If you have a turbo...

Want to get the Dual AVCS from your EJ20X or EJ20Y Engine? Read on to learn more.

How to do a Subaru WRX engine swap into a Subaru RS. From engine choice to wiring to install, we go over everything you need to do your swap

Below are the parts, part numbers, and price estimate of all of the pieces purchased for Bucky's 2001-2004 JDM EJ205 with AVCS and a...

In this blog post we talk about the differences between 16 Bit ECUs and 32 Bit ECUs and how these differences affect your swap. We are...

Which Subaru engine do I have? We know this seems like a silly question but a lot of engines are mislabeled and people sometimes purchase...

Do good research. Don't trust a person who has never swapped before. Do know what engine you have. Do plan your budget in advance.

The 98-01 Impreza and 98-01 Forester have similar interiors but the wiring harnesses are different.

In this blog post we talk about twin turbo engines for you swap. This engine swap has some challenges so for those looking for a simpler...

What is Phase 1 and Phase 2 in my Subaru? Phase 1 and Phase 2 refer to the year the engine was made. There are also some mechanical diff

iWire's recommendation anytime it's a matter of a basic replacement (not upgrading) is to keep the ECU and wiring the same and just replace

Swapping some EJ205 engines is much easier than swapping other EJ205s because not all EJ205 engines have the same characteristics. Depending

We get calls and emails all the time about people wanting to swap an EJ20 Subaru engine into their car and we love to help with this!...

UPDATE AS OF JANUARY 2021. Unfortunately iWire is no longer building harnesses for standalone ECUs to focus on stock ECU applications....

There can be a lot of confusion about JDM engine codes and version numbers so we thought we would list out what means what. This is a...

If you are looking for information on the older generation non AVCS engines please take a look at this POST What is AVCS? There are...

If you are looking for information about the newer JDM Engines, 2001+ please check out this POST NOTE: As of January 2021 we are longer...