2001-2004 LB7 TCM Custom Tuning. If you have changed tire sizes, have a larger turbo charger, made a gear ratio change to your truck or simply want ... more info
2010-2016 LML/LGH Duramax Duramax V2 and Autocal Emailed Tune Updates. Please allow up to 3 business days for yor request to be processed or you can ... more info
2001-2004 LB7 Duramax V2 and Autocal Emailed Tune Updates. NOTE : You must have a linked Autocal from us in order to receive any tuning for ... more info
T87 LML Trans Tuning. Trans Tuning for T87 with Part and WOT shift parameters modified, lock-up characteristics modified for earlier lockup in 2nd ... more info
A50 LML Trans Tuning. Trans Tuning for A50 with Part and WOT shift parameters modified, lock-up characteristics modified for earlier lockup in 2nd ... more info
2011 - 2016 LML Autocal Emailed Tuning - Pick Pack of Single Tunes You pick your 6 custom tunes plus a 100% Stock File is included EFI-Live Autocal ... more info