I have a 99 cobra, T56, 4.30's and a p1 with a 3.9" pulley. At redline I see 8-8.5 psi. I had it dyno tuned with maf and fueling issues along with the stock lower intake and put down 411/386. Since I have added an 04 Mach 1 lower, mafia, and 03 Cobra tank and pumps. I had it street tuned after...