I would highly reccomend not running 9-10 PSI on the stock bottom end. It can be done, but I dont think that anyone has ran 9-10 psi and not blown.Nick97RSOBX Headers, OBX CAI, OBX Cat-Back, 8%tint,Walbro High flow pump, Accell wires/plugs, Custom interior, Upper Strut Bar, Kenwood/pioneer stereo.Old: Custom IHI Stage2 In about a week: NX75 shot, AFX Ecu