So i have two friends, one with a 2002 Camaro ss SLP edition auto(3.73 gears and exhaust minus headers) and a friend with a Mach 1 5 spd (exhaust system minus headers and CAI) and of course me with a 99 mustang gt (Vt stage 1 cams, 3.90, CAi, UD pullies, Diablo predator, off road x pipe and its...