Im from oklahoma I have a 2003 GMC sierra SCSB with a 4.8(for now) it has long tube headers,e-fans,CAI,TB spacer , 3in exhaust , spintech dual in dual out, 3.42 rear end:: new to come , 6.0 , built transmission and 3.73 gears
Im from oklahoma I have a 2003 GMC sierra SCSB with a 4.8(for now) it has long tube headers,e-fans,CAI,TB spacer , 3in exhaust , spintech dual in dual out, 3.42 rear end:: new to come , 6.0 , built transmission and 3.73 gears