Explore a wide selection of Peterbilt 379 Frame Light Bars & Filler Panels designed to enhance the appearance and functionality of your Peterbilt truck. Choose from chrome-plated, stainless steel, and aluminum light brackets, under-glow lighting kits, and fuel tank panels with cutouts for mounting additional lights. If you're looking to add some extra flair to your rig and improve your truck's safety, aerodynamics, and appearance, consider installing aftermarket frame light bars.