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EFI Live

2001 - 2010 Duramax 2500 3500 4500 5500 | EFI Live

2001 - 2010 Duramax 2500 3500 4500 5500 | EFI Live

Regular price $400.00
Regular price Sale price $400.00
Sale Sold out
Tax included.
Tune File Option
Select Device or License Type
Select Physical Switch
Tuning Benefits:
  • Preloaded Device
  • Off Road Tuning Capable (EGR/DPF remove)
  • 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
    • Cargo Vans
    • LMM LGH Cutaway

    Tune Power Levels

    • Tune Stock Trans HP Built Trans HP
      HTOW +15HP +30HP
      Eco +30HP +60HP
      Street +60HP +120HP
      Race +100HP +160HP**
      Max +120HP +230HP**

     Transmission Tuning Features:

    • Earlier Converter Lockup
    • Increased Line Pressure
    • New Shift Strategy to Keep from Sluggish Shifting
    • Earlier Downshift with Less Throttle Input
    • Torque Management


    All EFI Live AutoCal devices come preloaded with the customers specific tune to avoid the hassle of having to download EFI Live and load the tune yourself on the device. Detailed instructions come with every tune from how to download a simple file onto your AutoCal, to how to load the tune onto your vehicle. If you still need assistance, don't hesitate as world class tech support is offered on ALL purchases! 

    How to get authentication code and serial number for license for those that already have an EFI Live AutoCal Device

    • CLICK HERE for instructions off of EFI Live's website
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