At Harbor Freight Tools we offer a wide variety of safety lights, as well as functional, legally required trailer lights to help illuminate trailer set-ups. Whether towing a flatbed trailer, horse trailer, car trailer or accessory trailer, functional trailer lights are a necessity for a trailer to be considered road worthy and legal. Choose from a variety of trailer lights that are easy to install, as well as accessories such as testing tools and wire kits to make the installation job even easier. Get great deals on a variety of trailer lights, LED trailer light kits, caution lights and turn signals every day!

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