Shop Nilight 4 Way Flat Trailer Coiled Extension Cable 3 Feet Heavy Duty Jacket Cable Male and Female Wiring Harness Adapter 36″ Stretchable 18AWG Vehicle-Side & Trailer-Side Adapter Cord, support 2 Years Warranty. No cutting or splicing factory wire, flexible trailer 4-pin conversion cable provide plug-in simple connections for your towing projects.