i hate to get on everyone's bad side about this but i believe the cars need 5w-20 instead of 5w-30, here is why

oil recommendations

and read the whole thing before you bite my head off about it, and i am not trying to say that all you out there using 5w-30 and any other weight are wrong just maybe uninformed

98.5 Black SE ATX S&B filter, SVT MAF, optimized SVT TB, mesh grille, removed orange reflectors, painted rear reflector, gutted pre-cats, optimized SVT LIM, 19lb injectors, resonator removed cant afford an svt but lookin for 1 in nc