MM3 GDP Support Package (2003-2021 5.9L/6.7L Cummins) 94-00_GM_6.5 Compatible with most makes

Compatible with most makes

Retains standard OBD-II port functionality

Each vehicle has an OBDII port under the dash

or anyone looking to maintain an optimal operating range

MM3 GDP Support Package (2003-2021 5.9L/6.7L Cummins) 94-00_GM_6.5 Compatible with most makesThe MM3 platform has the ability to tune multiple vehicles with one unit. For those wanting just a tune and not the actual device, we are able to offer tunes only. This requires the purchase of a new support pack for the VIN# of the new truck being tuned. Please note that this package includes the tune file exclusively and does not come with the MM3 device.