Well to start with a list of mods I have done is a precision dual bb 50 trim, gm maf with maft, fic 750's, stock motor, stock rebuilt head, massive custom vr 4 short route front mount intercooler, 3in exhaust no cat, running a eprom chip with nlts and 2 step set at 5700. Xtd stg 4 clutch 6puck unsprung.