Originally Posted by Panda_stunter

From what I know about WRXs from a friend of mine that owns one, I recall that the WRXs and STIs r set at a much lower boost. I believe my friend is boosting at 19.5psi but I'm not sure what his numbers are.

I'm pumping 28psi and I make 358hp/374tq, and that's the basic bolt ons. I don't have tube mani...yet, nor do I have cams and springs installed. I just basically freed up the air flow from its restrictions. Oh, and I have evo x.

Originally Posted by PatricksEvilEvo

Stock 9 motor and turbo, 255 pump, boost controller, air box delete, full exhaust, ams IC and pipes. 360whp/tq on a Mustang dyno.