T-One Connectors require no splicing of vehicle wires. Simply locate your vehicles wiring harness connector, unplug the connection and insert the T-One Connector into the vehicle's harness. No special tools required. Solid, weatherproof, one piece construction. 16 gauge bonded wire with 4-flat plug and cap. Simple do it yourself instructions in every package. No cutting, splicing or taping of vehicle wires, just plug in the T-connector and you are ready to tow.