Quote Originally Posted by [3000gt20s] View Post
3 inch down pipe, APR tuned ecu. a4 audi comes stockin with 15 psi.
Yeah i know that but 17psi on stock turbo may go before engine it explode lol. Also i just saw a video a guy did on youtube. He did a XS BOV on his and it back fires and spitts needs tuned now.