20-25psi on race gas. I went and dude said he doesn't do from the turbo back so I have to find some place else. On 7/29/05, Larry Fry <rocco16@sbcglobal.net> wrote: > > > > cool. I'm going tomorrow to get a quote on how much it woulds cost to > run 2.5 from the turbo back. shooting for 300hp. > > > > You must be figuring on...what, 30psi boost? > > Larry > code5coupe >