4 Way Flat Trailer Wire Extension 4 Pin Male and Female Connector 36 inch Coiled Cable Harness with Dust Cover Keep trailer lighting and signals connected and flexible while towing. This 4 pin flat extension provides a secure male to female connection with a 36 inch coiled cable for movement and easy hookup. The included dust cover protects the female socket when not in use. Designed for straightforward plug and play installation with standard 4 way flat trailer systems. Key benefits Plug and play hookup: standard 4 pin male and female flat connectors make installation quick with no cutting or splicing. Extended, flexible reach: 36 inch coiled cable provides extra length and springback action to reduce slack and prevent dragging during turns and backing. Connector protection: dust cover keeps dirt and debris out of the female socket when disconnected. Reliable connection: designed to maintain the standard wiring interface used on most trucks, boats, and cargo trailers for lighting and signal circuits. Simple to use: no special tools or wiring knowledge required for standard applications. Important features Connector type: 4 way flat, 4 pin male and female pair Cable length: 36 inch coiled harness for flexible extension Function: extends standard trailer wiring for lighting and signaling applications Compatibility: fits vehicles and trailers equipped with standard 4 way flat trailer connectors, including trucks, boat trailers, and small cargo trailers Installation: plug and play; male plugs into tow vehicle or adapter and female accepts trailer plug Use scenarios Boat trailer towing: use the extension between the tow vehicle and trailer to allow greater movement and prevent the trailer plug from pulling out when launching or loading the boat. Swapping trailers: connect different trailers to the same tow vehicle without rewiring by using the extension to bridge mismatched plug locations or add slack for easier hookup. Tight turns and long hitches: coiled cable absorbs movement when making turns or when extra distance is needed between vehicle and trailer, keeping the connection secure and off the ground. Notes and tips Confirm both vehicle and trailer use the standard 4 way flat connector before . Inspect connectors for debris before plugging in and use the dust cover when not connected. For trailer functions beyond basic lighting and turn signals, verify compatibility with the trailer wiring requirements. This 4 way flat 36 inch coiled extension offers a practical, nofuss way to extend and protect your trailer connection while maintaining standard wiring compatibility for everyday towing tasks.