If you have two unique working keys that start the engine then you can easily add additional keys yourself using the instructions included with this remote head key. If not, you can get an automotive locksmith to program the vehicle to accept additional keys by plugging a scan tool into the car to perform programming.
This remote head key has an FCC ID of KOBDT04A. This remote head key has been made under the following part numbers 56038757AE through AH. However, the current part number at the time this description is being written is 05179514AA.
For the Chrysler 300, in 2005-2007, all models used this remote head key. For the Chrysler Aspen, in 2007-2009, models equipped with power trunk but not equipped with factory remote start use this remote head key.