2017-2023 GM 6.6L L5D Duramax | Engine Tuning by PPEI.
2017-2023 GM 6.6L L5D Duramax | Engine Tuning by PPEI.

2017-2023 GM 6.6L L5D Duramax | Engine Tuning by PPEI

PP-L5D-ET

CARB EO Pending

Gain 145+ HP and increase torque. Maximize efficiency and drastically enhance your truck’s throttle response.

  • Level 1: Stock
  • Level 2: +30 HP
  • Level 3: +65 HP
  • Level 4: +120 HP
  • Level 5: +145 HP

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WHO IS THE TUNER/CALIBRATOR

PPEI, also known as Power Performance Enterprises, Inc., is led by the business owner and lead calibrator/tuner Kory Willis. PPEI began calibrating/tuning back in 2008, specializing in Diesel Performance but has since expanded into the Gas and Powersports industries. Kory and the team at PPEI have set many world records along with continuing many industry “firsts”. We take pride in knowing that Kory not only prides his work, but also thoroughly enjoys setting expectations high for our team so our customers can have the best products available in the world.