Collection: Auto - Side Marker Light

Improve your vehicle’s visibility and restore factory safety standards with our selection of Auto Side Marker Lightcomponents. At DIY Customs, we provide high-durability side marker light assemblies, specialized replacement lenses, durable light bases, and specialized socket hardware designed for a perfect fit on classic restorations, modern daily drivers, and heavy-duty trailers. Whether you are seeking a specialized amber or red reflector to meet DOT compliance, replacing a specialized cracked lens to prevent water intrusion, or outfitting your rig with specialized high-output LED marker sockets for maximum brightness, our professional-grade lighting hardware offers the optical clarity and weather resistance you need at unbeatable prices. From specialized side marker reflectors to direct-fit assemblies for popular domestic and import platforms, we carry the essential gear for every lighting project. Don't see the specific lens color, mounting style, or specialized bulb socket for your vehicle? Hit the live chat or call 412-882-8346—we can special order and drop-ship exactly what you are looking for directly to your doorstep!