2001-2007 GM Duramax LB7/LLY/LBZ AMDP EFILive AutoCal Custom Tuning

AM Diesel Performance has specifically written these tunes to optimize your 6.6L Duramax. With this AMDP EFILive Custom Tuning, you will be able to choose from a great selection of tunes varying from optimized stock, all the way up to 150HP. So whether you are looking to get a little more power than stock or just want to go for some power gains, AMDP has you covered!