2002-2009 GMC ENVOY XL TAIL LIGHTS CHROME REAR BRAKE LAMPS + DRL LED RUNNING FOG THIS ITEM IS FOR 2002-2009 GMC ENVOY AND ENVOY XL (DOES NOT FIT ENVOY XUV) Easy to install - directly replaces factory lenses Thermo-Hygrometer (temperature and humidity chamber) and Rain-Resistant tested SAE (Society of Automotive Engineers) and D.O.T. (Department of Transportation) compliant with FMVSS (Federal Motor Vehicle Safety Standarts) No. 108. Come With DRL Fog Bumper Led Light = daytime running light which produces a LED strip similiar to latest European car style (8 LED Light Per Side) &lt;br&gt; Wiring for These DRL is Required and Simple, You Can Wire These DRL as Backup Lights, Daytime Lights, Parking Lights, Fog Lights, or even Signal Lights