2001 - 2010 Duramax 2500 3500 4500 5500 | EFI Live Tune File Option:DSP5 Tune + Transmission Tune | $600 The Benefits of Tuning:

The Benefits of Tuning:

and even switchable tuning power levels

on the contingency we’ve received the required information

Tune profiles explanations

This shift pattern arrangement makes for an uncomfortable pattern and shift control that users coming from a 6 speed Allisons do not perfer

2001 - 2010 Duramax 2500 3500 4500 5500 | EFI Live Tune File Option:DSP5 Tune + Transmission Tune | $600 The Benefits of Tuning:**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. Tuning Benefits: Increase in Mileage Increase in Horsepower Increase in Torque Compatible with: 2001 2010 LB7 LLY LBZ LMM 2500 3500 Pickup and Cab Chassis Incomplete Trucks C4500 C5500 Kodiaks