Somewhere someone had mentioned about boosting, they couldnt boost above 21psi.
would there be a problem with this or with the correct tuner could this problem be solved?
quote by James on the Topic: Difference of S3, Cupra and golf R engine
you can also keep your ecu. but u limit ur boost, 21psi. (what i run)
if you do change your ecu, change your map sensor also