CURT 57187 4-Way to 5-Way Flat Adapter for Boat Trailer Surge Brakes
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.
- Adapts 4-Way Flat Vehicle Socket To Fit 5-Way Flat Trailer Plugs
- 5-Way Flat Connects Tail Lights
- Brake Lights
- Turn Signals
- Durable Molded Plastic Housing Resists Corrosion
- Some Manual Wiring Required
