GMT Tuner Software
USB Interface
Ability to develop your own program for your own customers
This is an all-inclusive system
Covers all 3.1, 3.4, 3.8, Inline 4.2, 4.3, 4.8, 5.0, 5.3, 5.7, 6.0, 6.2 V8, 6.5, 6.6, 7.4, and 8.1 in all models including HD 4500 & 5500 TopKick Series and H2
New Support for 1998-2003 4-cylinder Buick, Pontiac, Olds, Chevrolet (as of 2023)!
 
Software / Interface / Free Updates for Life
All currently supported vehicles as GMT and 1996-2019 Canbus ECMs E40, E67, E38, E37, E78, E39, E39A
T42, T43, T76, and T87 included
TCM support for all 4-speed and 6-speed Auto (except Allison)
Free Scanner Software
No Licenses, No Limits, Nothing Else to Purchase
More Information Here:
https://www.westersgarage.com/wgprogrammingsoftware and click on "GMT2(TM) Tuner"
PDF Help Files and to see how easy it is to program using Wester's Garage Programming Software Here (Instructions Page)