Metra 99-6527B Turbo Kit for RAM trucks.. allows you to install aftermarket head units to factory wiring in certain 2013-2018 models.  The touchscreen replaces the factory AC controls and allows access to vehicle setup functions.  Works for 1 or 2-DIN head units, comes with a pocket for use with 1-DIN radios and mounting brackets for your aftermarket radio.  All necessary cables are included.  Setup instructions can be found at http://metraonline.com/part/99-6527B