L84 & L87 – E90 Modified ECM Exchange Service

$699.99

HP Tuners exclusively presents our E90 – L84 / L87 ECM Exchange Service, giving you the power to tune your 2019+ Chevrolet Silverado & GMC Sierra, 5.3L & 6.2L V8!

Note: Only 2019-2021 E90 ECMs are currently accepted. These include 2019 – 2021 Serv# 12690388, 12703685, 12711852  

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HP Tuners – 2019-2021 Chevrolet Silverado / GMC Sierra (5.3L L84 & 6.2L L87 – E90)

HP Tuners exclusively presents our E90 Modified ECM Exchange Service, giving you the power to tune your 2019-2021 Chevrolet Silverado / GMC Sierra (5.3L L84 & 6.2L L87 – E90).

You can now send us your original ECM and we will exchange it for an HP Tuners modified one, giving you full access to calibrate, log and scan all via the OBDII port with your MPVI3 and the latest version of VCM Suite!




  • Select this option to send us your original ECM and we will exchange it for an already modified ECM. Remember, you MUST send us your ECM first!
    • ECM Exchange Service: $699.99
      • Send in a core, receive a modified core back.
    • ECM (E90) License: 8 Universal Credits
  • Once you have placed your order and provided your VIN, you must send us your original ECM first.
  • Your ECM must be in a functional, original, unopened, and unmodified condition.
  • You will not receive the same ECM back as this is an exchange service only. The ECM you receive has been modified to enable tuning.
  • HP Tuners reserves the right to refuse the exchange of any ECM sent to us as part of this service.