MDS (multi-displacement system) Delete Service for 2015 – 2022 Hemi




If you are looking to disable the MDS (multi-displacement system) after a stock cam and hellcat lifter swap and do not need a full retune, this is the service for you!

No need to buy credits, an unlock or even a flash device. Just ship your PCM in and we will take care of the rest, This is a plug and play solution.

Works for:

  • 2015 – 2022 Ram 1500 5.7
  • 2015 – 2022 Ram 2500 6.4
  • 2015 – 2022 Challenger RT 5.7
  • 2015 – 2022 Challenger SCAT 6.4
  • 2015 – 2022 Charger RT 5.7
  • 2015 – 2022 Charger SCAT 6.4
  • 2015 – 2022 Durango RT 5.7
  • 2015 – 2022 Jeep Grand Cherokee 5.7

If you do not see you car on this list, please email [email protected] for more info.


  1. Buy Service
  2. Disconnect negative battery terminal
  3. Remove your PCM (If you need help finding the location of the PCM please give us a call)
  4. Include a return shipping label
  5. Ship PCM with a return label to 5240 HWY 96 Suite 104 Youngsville NC, 27596 Attn: Bob
    1. Process can take up to 24hours
  6. Reinstall PCM and connect negative battery terminal
  7. Do not start car, clear out faults with scan tool

Disclaimer: This software is not compliant with the California Air Resource Board (CARB) Any use of this software on California public roads is prohibited. This software is compatible with the options listed above any other modifications will require a charge for a custom tune.

We DO NOT design tunes to defeat any of your emissions components. We are not in the business of getting your car ready to pass inspection.