2003 LB7 Duramax crew cab super dependable truck had it since 2005 took it everywhere has been old reliable does have sac45 injectors efi live with 5 pin switch never has came out of tow has air bags new Nitto Dura Grapplers new brakes interior is super nice other then edge of drivers seat has a tear have new covers for front has a DVD player also ram air cold air intake with 5 extra filters new bed cover and backup camera! Has remote start! It has a new 6 speed conversion valve body and tcm just goes great down the road also has a Titan fuel tank so you can drive 1000 miles down the highway it's in Casper Wy