The Morimoto XB LED Headlights and Tail Lights are made for the 2014-2018 GMC Sierra 1500. These headlights look great and last a long time. They have bright LED daytime running lights powered by Osram LEDs and a full sequential turn signal that is easy to see during the day. The headlights meet all safety rules and come with built-in adjusters to make aiming simple. They plug right into the truck without any changes needed and won’t cause flickering or error codes. The lenses are strong and clear, and the housings have aluminum heat sinks to keep the lights cool. The design is clean and stylish, with black trim and amber side markers. The XB LED Tail Lights LF544 have bright brake lights and turn signals with modern 3D light blades. They include strong reverse lights, and an optional LED Reverse Light Bar can add extra brightness behind the license plate. These tail lights follow all safety rules and come with a five-year warranty. They are made to look good and work well for years on your Sierra.