2003 silverado z71,,,,,,, 3" lift 33" bfg's, pacetter lt's, westers tune, afe cai, comp cam, harland sharp roller rockers, rhs heads, 4.56 gears front and rear, eaton lockers, msd coils and wires, monster 4l80 trans, kenne bell supercharger, 3000 yank converter, true dual exhaust with xpipe magnaflow cats and borla mufflers