The Morimoto XB LED Headlights for GMC Sierra HD trucks, a cutting-edge upgrade for your vehicle's lighting system. These headlights are designed to enhance both style and performance. Inspired by the sleek 16-18 Sierra headlights, they feature a full C-shaped LED Daytime Running Light (DRL) powered by Osram 5000K LEDs, ensuring high visibility during the day. Performance is a priority with these headlights. They come equipped with a high-output Bi-LED projector, offering a wider, brighter low beam and a powerful high beam. These optics meet and exceed all SAE and DOT standards, guaranteeing top-notch performance and safety. Installation is hassle-free; these headlights are plug-and-play, compatible with trucks equipped with or without integrated LED DRLs, without triggering error codes or flickering. Built to last, the UV-coated polycarbonate lens ensures durability, while the PPS plastic housing and die-cast aluminum heat-sinks provide efficient cooling for the LEDs. Upgrade your Sierra's appearance and lighting capabilities with Morimoto XB LED Headlights.