Autocado offers a comprehensive selection of trailer wiring harness for your car and truck. Our high-quality trailer wiring harness includes a variety of options that fit popular vehicle makes and models. From 4-way flat to 7-way round connectors, from custom length cables to quick install styles, Autocado has the perfect trailer wiring solution for every driver. Enhance your vehicular experience with our top-of-the line products that are reliable, durable and easy to use. Shop now for the best deals on car & truck trailer wiring harnesses available only at Autocado!