If you own a 2002-2005 Subaru WRX, you should know that you can easily upgrade your 4-wheel drive car to a 500 horsepower beast with this simple turbo upgrade from XS engineering.
Designed for seamless integration with your factory turbo, you should be able to easily swap out the old one with little technical knowledge about cars.
If you haven’t done this turbo upgrade, you are missing out on a major upgrade. Forget the rest, get the turbo upgrade first.
At around $2000 for the upgrade, that’s almost 220 extra horsep
