HPtuners - GM E99 ECM Services (ZR1)

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VIN is required for this service

Get your 2019 Chevrolet Corvette ZR1 (6.2L V8 LT5) tuned with the help of HP Tuners’ E99 ECM services. Choose one of two options to upgrade your E99 ECM for tuning: Purchase or Upgrade.

Shipping address for ECM Upgrades: HP Tuners (ATT: E99 ECM Service), 700 Eastwood Ln, Buffalo Grove, IL 60089

The E99 ECM must be upgraded for tuning using VCM Suite and an MPVI2 or newer generation interface.


Get Your 2019 Chevrolet Corvette ZR1 (LT5) Ready for Tuning

Prepare your Chevy ZR1 powerplant with the GM E99 ECM for tuning by selecting the service that best fits your needs. Both options provide full access to calibrate, log, and scan via the OBDII port with your MPVI2, MPVI2+, or MPVI3 interface and the latest version of VCM Suite.

ZR1 Modified ECM Purchase

Purchase a brand new E99 ECM that is already upgraded for tuning. Make sure to include your VIN at checkout. This option is ideal if you need your vehicle up and running as quickly as possible. Remember, do NOT send us your ECM.

  • E99 ECM Purchase: $2,499.99 (no core needed)
  • E99 ECM License for tuning: (8) Universal Credits (sold separately)

ZR1 E99 Upgrade Service

This option upgrades your original E99 ECM without having to trade it in or purchase a new one. This requires you to remove the original ECM from the vehicle and ship it to HP Tuners for servicing. Once upgraded, we’ll ship it back to you.

  • E99 ECM Upgrade Service: $1,999.99
  • E99 ECM License for tuning: (8) Universal Credits (sold separately)
  • No need for an IMMO relearn, crank relearn, or to perform the “Replace ECM” function in VCM Scanner on the stock ECM as long as the ECM is returning to the same vehicle it came from.

ZR1 Other Controllers

In addition to our ZR1 E99 ECM support, you can also license the following controllers:

Note: The E99 ECM Exchange Service is no longer available, effective 3/16/2023. Please select E99 ECM Upgrade Service if you wish to send in an ECM. For any additional questions, please contact .

Note: No unlock is required for CCM or FICM controllers.

Note: Universal Credits for licensing are not included in the cost of any ECM/PCM/TCM service. Credits must be purchased separately.