DSI Automotive - Curt OEM Vehicle To Trailer Connector w/Harness - 7-Way And 4-Way - 55774
Amazon.com: Oyviny 4-Way Flat to 7-Way Round Blade and 4 Way Trailer Wiring Harness Adapter Vehicle-Side 4 Pin to Trailer-Side 7 Pin and 4 Pin Dual-Output Connector with Mounting Bracket for Truck
MECMO Multi-Tow 7-Way Blade and 4-Way Flat Vehicle-Side Trailer Wiring Adapter + 7 Way Trailer Plug Cord with Double Prongs Connector UL Listed - 8 Feet - Yahoo Shopping
Vehicle Side 7 Pin Trailer Wiring Harness Connector 7 Way RV Wiring Plug for Ford F250 F350 F450 - Walmart.com
Hopkins Towing Solutions Trailer Connector 4 Flat Set w/ Splices, 48 in Vehicle Side and 12in Trailer Side, 48205 - Walmart.com