Upgrade your Peterbilt 357, 365, 367, 378, or 379 with these versatile LED side headlights. These lights can be used as turn signals or marker lights, featuring 24 diodes and a clear, crack-resistant polycarbonate lens. DOT compliant and sold individually with a 3-year warranty, these lights are practical and durable. They install easily with the provided 3 wires and fit most Peterbilt 357, 365, 367, 378, or 379 models. Enhance visibility and safety on the road with these high-quality LED side headlights.