New for 2021! DIYHEMI now offers calibration services for 2005-2012 NGC ECM’s!


What’s included?

  • SKIM Deactivation
  • Starter Relay Command Deactivation
  • Base and WOT Timing Adjustments
  • MDS Deactivation
  • Check Engine Code Conditioning for non engine systems


How Does It Work?

Simply buy this service through the website and ship us your ECM. 


Note: By purchasing this service, you agree to only use the ECM for off-road vehicles. While we fully comply with the law and do not tamper with protected functions, we cannot be held liable for modifications performed by the end user.

ECM - Stand Alone Calibration