05 thru 08 F-150 OEM Ford Trailer Tow Hitch Wiring Connector Plug Harness 7-Pin | eBay
Genuine Ford Trailer Hitch - Wiring Harness 4/7 Pin Kit - JK4Z-15A416-B | Levittown Ford
7 Way RV Blade and 4 Way Flat Wire Harness – Nilight
Amazon.com: 4 & 7 Pin Trailer Tow Wiring Harness Plug Fit for 2002-2004 Ford F250 F350 Super Duty Replaces# 2C3Z-13A576-DA Trailer Harness Connector Assembly with Mounting Bracket : Automotive
CURT Custom Wiring Harness (6-Way Round Output) 55028 - The Home Depot
CURT Custom Vehicle-Trailer Wiring Harness, 7-Way RV Blade, Select Ford F250, F350, F450, F550, Tow Package Required 55243 - The Home Depot