CURT 56471 - 4-FLAT WIRE HARNESS 21-25 BRONCO WITHOUT LED TAIL LIGHTSCURT 4 FLAT CUSTOM WIRING ; 21 25 BRONCO WITHOUT LED TAIL LIGHTS Plugs into vehicle tail light assembly to provide a 4 way flat socket Simple plug and play design eliminates the need for cutting or splicing 4 way flat output connects tail lights, brake lights and turn signals Equipped with tail light converter for vehicle trailer compatibility Constructed with SMT circuitry for better performance and durability Dust cover included to keep connector