Provides navigation trigger wires and timed accessory output for replacing the factory radio and retains the factory installed amplified audio system. Use with a steering wheel interface module to retain function of all factory controls. Keeps Data-Bus Intact for Vehicle Service and Emissions Testing. Built in SWI-CAN. Data controlled RAP accessory output wire. Data controlled parking brake wire. Data controlled reverse trigger. Data controlled vehicle speed sense wire. Data controlled illumination output. Retains factory-installed amplified audio system.