4-Way to 5-Way Flat Adapter for Boat Trailer Surge Brakes Trailer Wiring Adapter Connector CURT #CUR57187

This electrical adapter is designed to adapt a 4-way flat vehicle socket to fit a 5-way flat trailer plug. It is specifically intended for boat trailers with surge brakes, adding in a fifth wire for the reverse lights and allowing your vehicle's 4-way flat to easily plug into your boat trailer 5-way flat. This boat trailer wiring adapter features durable molded plastic construction and requires some splicing. All CURT wiring and electrical products come with a one-year limited warranty to give you the assurance you need to tow with confidence.

CURT is a leading manufacturer and marketer of top-quality towing products. The company offers American-made, custom-fit receiver hitches and wiring harnesses for nearly any vehicle on the road. They also market a broad range of trailer hitches, towing systems and related accessories. CURT is ?The First Name in Towing Products? for automobile and truck hitches, as well as RV, gooseneck and commercial towing systems. Products are marketed through retailers, distributors, installers, and e-tailers across the U.S. and Canada. CURT employs hundreds of associates, primarily at their manufacturing facility and corporate headquarters located in Eau Claire, Wisconsin. CURT operates 10 regional warehouses, each carrying over 2,500 items and has been twice named a Wisconsin ?Manufacturer of the Year?.

• Durable molded plastic housing resists corrosion
• Intended for boat trailers with surge brakes
• Fifth wire splices in to connect reverse lights
• Adapts 4-way flat vehicle socket to fit 5-way flat trailer plugs