This IHI VF48 turbocharger is a direct replacement for the STI. No need to worry about a retune or anything else, just install this turbo and be on your way. This turbo can produce 350whp making huge power numbers on the Subaru STi.
Fits 02-07 WRX as well as 04+ STI
Part Number 14411AA700
Either replace or remove the inline oil screen as per TSB. If not replaced will cause oil starvation and will not be covered under warranty.
Warranty Disclaimer: Subaru of America will only warranty parts installed by a CERTIFIED Subaru Dealership. The part being installed must also match the vehicle VIN. IE If you install an STi block in a WRX at your friends shop, do not expect a warranty claim to come through if it explodes! Please use your best judgement.