EFI Live 5 Race Tunes AutoCal for 2004.5-2005 LLY GMC Chevrolet
5 tune Autocal tuner for your 2004-2005 LLY equipped vehicle. This tuner comes with 5 power levels that are switch on the fly using either a dsp5 switch or the tuner itself. You can also use the Edge Insight CTSI or CTSII.
I will need the following information below to be able to build your tuner.
List the Complete 17 digit VIN?
TUNE SWITCH OPTIONS with DSP5, Autocal, Or CTS Insight
Switch must be wired directly into the ecm wiring harness for the DSP5 switch to work.
SPECIAL NOTE: ALL 2006 DURAMAX WILL BE CONSIDERED LBZ FROM A TUNING ASPECT