4 Pin to 5 Pin Trailer Wiring Adapter for Boat Trailers with Surge Brakes
$5.95
4 Pin to 5 Pin Trailer Wiring Adapter
This 4-way to 5-way flat trailer wire adapter converts your vehicle's 4-pin connection to a 5-pin setup for boat trailers with surge brakes. Made from premium PVC and copper, it ensures reliable, durable performance in harsh weather. Enjoy secure electrical contact for brake lights, turn signals, tail lights, reverse lights, and auxiliary power without signal loss or flickering. Plug-and-play installation requires no tools or splicing—just plug in for instant functionality. Includes adapter, connector, and connecting wire for quick towing setup.
