HP Tuners Credits (Any MPVI Device)Universal Credits HP Tuners uses a credit based licensing system. It is used as currency to purchase licenses for the different modules in a vehicle. It gives you ability to tune and the number of credits necessary to purchase a license varies depending on the vehicle. Most vehicles are 2 credits for ECM PCM licensing and may have additional options such as TCM FICM CCM. FITS HP TUNERS REQUIRED INFORMATION MPVI Serial # ADDITIONAL INFORMATION Vehicle