Shop Nilight 4 Pin Trailer Wiring Harness Kit 56120 Vehicle Connect Plug OEM Compatible Custom for 2011 2012 2013 2014 Ford Edge Limited SE SEL Sport Simple Fit Tow Hitch Harness in high quality. No cutting or splicing factory wire. Plug and play harness. This trailer wiring harness kit plugs into existing factory wiring on your vehicle and equips it with a standard, rear 4-pin trailer wiring connector for plugging in and towing a trailer.