Quote Originally Posted by zildjian102 View Post
The guy said he only went one size smaller than stock but that cant be if I'm running 12 psi right..? and 12psi is what the aftermarket boost gauge goes up to and I'm sure the gauge dosent lie lol
Im running a 3.4 pulley and only have 10 psi max boost

I would definatly scan the car my guess is you have some kr at wot