A DiabloSport Modified PCM allows you to unlock the performance potential of your 2017 and newer Chrysler, Dodge, Jeep, or Ram vehicle. In addition to this modified PCM, you will need a DiabloSport Tuning Device such as an inTune i2 or Trinity T1000 in order to install a performance tune. Note: DiabloSport Modified PCMs are not compatible with other tuning brands at this time. WARNING: This product is not street legal and may only be used on Racing Vehicles. Racing Vehicles must be used exclusively for racing or other forms of competition. Racing vehicles must not be registered and must never be used on the street. It is illegal to install this product on a registered vehicle and use it on the street.