: Often considered the "exclusive" version, MHD+ is custom code that adds features like on-the-fly map switching, anti-lag, and FlexFuel support to F and G series vehicles. How to Activate Your MHD License
The Ultimate Guide to Pro MHD Activation Codes and Exclusive Features pro mhd activation code exclusive
Difference between product key and activation code - Microsoft Support : Often considered the "exclusive" version, MHD+ is