2019 - 2021 L5D Duramax 4500 5500 | HP Tuners

$1,200.00 
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Compatible with:
  • 2019 - 2021 L5D Duramax 4500 5500
  • Pickup and Cab Chassis / Incomplete Trucks

Tune Power Levels

  • Stock Power
  • 10HP (Heavy Tow)
  • 30HP (Heavy Tow)
  • 50HP (Can tow 12k Lbs and under)
  • 80HP
  • 120HP

Switchable Tuning Power Levels

  • 10-120HP

 

DSP5 tunes are based off steering wheel controls. This is true switchable tuning where each tune setting has it's own sets of maps.

  • To change positions, simply hold down the cruise cancel button for a few seconds and push up (resume/increase speed) on the cruise to go up in tune levels, down to go down. The glow plug indicator light will blink the amount of times for the tune level you are in.

 

 

** IMMO relearn is required via GM TIS2 with a GM MDI or Mongoose cable in order for the VATS system to work. 2 seperate files will be sent to be used for the IMMO being reprogrammed, and one without it having to be reprogrammed.