EFILive DSP5 - Level 1

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 breaking), street, hot and race. Please specify in the stated area if you want any other specific tunes. 

* No smoke/lope tunes

* Switch is NOT included