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PPEI SOTF Autocal EFI Live Tuner By Kory Willis

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Product Information

SHIFT ON THE TUNING NOW AVAILABLE WITH EFI LIVE FOR 2011-2016 LML DURAMAX!

The PPEI Autocal is programmed with 5 custom tunes from Kory Willis for Duramax trucks with stock/built transmissions, stock/built turbos and/or stock/built injectors. This device allows you to clear and read out diagnostic trouble codes. It also allows you to data log your trucks performance.

Kory Willis, owner of Power Performance Enterprises, Inc. has proven himself as the most capable EFILive tuner in the industry for the LML Duramax's. By being the first in the industry to truly crack these trucks and push them to the limits, he has given himself quite a name. PPEI's is known for building horsepower but they also specialize in maximizing the efficiency and reliability of the everyday Duramax built for towing and daily driving.


The EFILive AutoCal device from PPEI comes pre-loaded with 5 tunes for your vehicle, the existing modifications you have on your vehicle paired with tuning options selected when purchasing will determine the exact combination of levels you receive, below are the 5 most popular HP settings.


Power Levels:

  • Level 1 - Stock HP (emissions equipped)
  • Level 2 Economy 30HP
  • Level 3 Tow 60HP
  • Level 4 Street 120HP
  • Level 5 Hott 150HP
  • Level 6 Maxx Effort 200HP (requires the use of a lift pump such as FASS or AirDog)