Tuning the Subaru Impreza WRX from FC TUNING on Vimeo.
TUNING THE SUBARU EJ20 (WRX)
What can you expect when you take a factory Subaru EJ20 WRX that has been well looked after and maintained by its owners mechanic thats still on its OEM turbo, injectors and MAF and re program the factory ECU ?
Here is a classic example of what you can expect.