Upgrade your truck's interior with this set of 2 Peterbilt 379 Single Dome Lights. These lights are designed to directly replace the factory lights pictured on the Peterbilt, using the factory holes and screws for easy installation. Additionally, they are compatible with the door pin switch wire and switch on panels, functioning just like the factory lights. Add a touch of modern functionality and style to your truck's interior with these convenient and high-quality dome lights.