2014-2018 GM 1500 HD Luxx-Series LED Tail Lights Alpha-Black w Active Light Sequential Signal (ARX620040)Transform the rear end of your 2014 2018 GM 1500 or HD with AlphaRex Luxx Series LED tail lights in Alpha Black. These premium switchable LED tube tail lights deliver the full Luxx Series experience sequential turn signals, activation light sequence, and a crisp Alpha Black finish giving your truck a modern, high end look straight out of the box. Key Features Switchable LED tubes multiple tube pairs create a dynamic, layered lighting signature