Spyder Auto FL-GS07-SM GMC Sierra 1500/2500/3500 Smoke OEM Fog Light Complete set (both sides included) Increase visibility during heavy rain, snow, fog and night time driving Comes with light bulbs. Wire Harness and Switch not included. Designed as direct bolt-on replacement parts These lights are made by an OE approved and ISO certified manufacturer with the to quality meet or exceed all OE standards