Originally posted by hbrwhammer
First off i just wanted to say that i think spending all that money just to get 250 hp is crazy why not break the 300 mark? also i had a querstion if you were running 18-22 lbs of boost would a 2.5 inch downpipe and exhaust system do the trick? im trying to prove my friend wrong
It would depend on the turbo. If you were running that much on like a t3 then 2.5 would be sufficent. But if it was on say a sc61 then i would want a 3". Also the 3" would help spool the turbo quicker.