2011 - 2016 LML Duramax 2500 3500 4500 5500 | EFI Live Select Physical Switch:ADD Duramax 2011 - 2016 DSP5 Switch | $80 Customize your truck's performance with

Customize your truck's performance with our tune power levels

In addition to power gains

rail pressure

Power Levels:

80HP (Light Tow -12k Lbs and under)

2011 - 2016 LML Duramax 2500 3500 4500 5500 | EFI Live Select Physical Switch:ADD Duramax 2011 - 2016 DSP5 Switch | $80 Customize your truck's performance with**If you purchased an EFI LIVE License ONLY for $125, you are confirming that you already have a flash device (AutoCal or FlashScan). If you do not know what either of those are you need to select the AutoCal Device + EFI Live License option to flash your truck. Unlock the full potential of your Duramax engine with our advanced tuning technology, offering a range of benefits to optimize your truck's performance. Experience an increase in mileage,