Learn how to install auxiliary reverse lights in this comprehensive 19-minute video tutorial. Follow a step-by-step guide on wiring a truck with a relay to activate LED reverse lights alongside stock reverse lights when shifting into reverse. Discover the necessary equipment, including specific LED lights and relays, and gain insights into proper wiring techniques. Cover essential steps such as tail light removal, relay installation, wiring under the truck, and connecting ground wires. Explore wiring diagrams, learn how to wire switches and grounds, and understand the importance of inline fuses. Conclude with connecting power cables and testing the newly installed auxiliary reverse lights for optimal functionality and improved visibility while reversing.