Well first of all its my first turbo car...but i dont know if i am running to much boost...its a sr20det red top with a walbro 255, greddy knock off intake manifold,tublar exhaust manifold,a t28,and a fmu(fuel mangement unit)with a 12/1 spring,and a 31x12x3 fmic........its at 15 psi it runs...