Tekonsha 118828 - T-One Connector Assembly with Upgraded Circuit Protected Modulite HD Module for Kia Seltos 2021T 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 vehicles harness. No special tools required. "Factory" appearance Quick and eas installation Solid, weatherproof, one piece construction No cutting, splicing or taping of vehicle wires Includes converter where needed 16 gauge bonded wire with 4 Flat plug & cap just plug in the T One