Curt 56255 CUSTOM WIRING HARNESS, 4-WAY FLAT OUTPUT, SELECT BUICK REGAL

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 a powered 3-wire to 2-wire tail light converter. Constructed with SMT circuitry for better performance and durability. Dust cover included to keep connector clean when not in use. Backed by a limited one-year warranty.