Rear defog conversion kit for most 1969-70 Mercury Cougar and all 1969-70 Ford Mustang Coupes. Includes hang down switch with wiring, long harness to blower motor, and blower motor and grille cover which installs in the rear package tray. Please see your electrical schematic for connection details. Excludes 1970 XR7 models, those cars had the defog switch integrated into the XR7 switch panel. This set up can easily be installed into a 1969 XR7 as well. You may need to purchase an accessory lead and buss bar if your car was not equipped. Everything has been tested to be in working condition.