HP Tuners ECM



LP5 Duramax ECM 2017+


The L5P ECM Service from HP Tuners gives you the power to tune your 2017+ Chevrolet Silverado and GMC Sierra 2500/3500 6.6L Duramax. Take advantage of any of our three available options to calibrate, log, and scan via your vehicle’s OBDII port. With any choice, you receive an E41 ECM that is compatible with the MPVI2 and VCM Suite.

Purchase a new ECM from HP Tuners and keep your original. Ideal for enthusiasts who want their vehicles up and running as quickly as possible. NOTE: No core needed.
New ECM Purchase: $1499.99
ECM (E41)License: 8 Universal Credits
Exchange your original ECM for one that is ready for tuning. Upon receipt of your current ECM, we’ll ship a professionally upgraded module that’s compatible with your vehicle. NOTE: Requires core.
L5P ECM Exchange Service: $649.99
ECM (E41) License: 8 Universal Credits
Upgrade your existing E41 ECM without having to trade it in or purchase a new one. This option offers a direct servicing of your current ECM. You send it in, we get it ready for tuning, and send it back. NOTE: Requires core.
L5P ECM Upgrade Service: $649.99
ECM (E41) License: 8 Universal Credits

Advantages of the L5P ECM Unlock Service:

  • No need for an IMMO relearn*
  • No crank relearn*
  • No need to perform the Replace ECM Function in VCM Scanner*
Please allow three to four days for service plus shipping time. *As long as all of these items were completed before sending in your ECM.

Additional information

Weight 3 lbs
Dimensions 10 × 8 × 3 in

ECM, Exchange, Upgrade