01-10 Duramax GDP EFI Live Tune files

The EFI Live is the go-to if you want a more cost-effective tune route & still have quality in mind. The EFI Live system is a tool that allows you to electronically crack open the OE ECU & TCM in your Duramax and allows you to overwrite the stock files with upgraded tunes. This specific EFI-Live with GDP tuning gives you the option of Single, Multi-Tune, or SOTF so you can get safe and reliable power in your diesel pick-up.