This article was created to shed some light on the facts for tuners on a VP44 Cummins.
Here is a quck list of features for various tuners so you can compare. The $K / Redline /TST PMCE are not included as they are a special breed of tuner that people run for a specific reason.
Not all tuners are equal and there are a lot of opinions as to "what is best" Use this to figure out what is best for you and your truck.
Quadzilla ADR tuning video
ADR tuning reference guide
Here is the Edge jwa cts2 User manual
Here is the Edge Comp User Manual
Here is the Edge ez User manual
Smarty / MM3 info can be found at
TST Comp manual