max boost with the 2.8 is 12psi with the ported lower manifold and the s2 ic, the air fuel off nitrous is 10.6 and the air fuel spraying it is at 11.2 scaning the air fuel with a dyno jet wideband, KR is at 1.5 untill you hit wot has the 1.5 kr during mild accesleration do to the motor torquing, the car does have headers, full 2.5 exhaust turbin mufflers so pretty much straight through, and the heads are all gasket matched what else would you like to knowi see you sig. ill put up some cash to show you how slow she is oh with my dryer duct cia
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