This package is for 2001-2010 Duramax trucks only. It includes 5 custom tunes for a DSP5 switch so that you can switch between tunes while driving. Our tunes are economy, tow (w/ turbo braking), street, hot, and race. Please specify in the stated area if you want any other specific tunes.
Please remember, this is for BUILT transmission trucks only.
The tune will be sent via email, and you will need an EFILive V2 or AutoCal to load the tune into your vehicle.
This is for trucks with mods like
(built transmission, aftermarket turbo(s), 40%-100% injectors)
*(Switch is NOT included)*