SPYDER Fog Lights 5021465 These fog lights increase visibility during heavy rain, snow, fog and night time driving. They are designed as direct bolt-on replacement parts and are made by an OE approved and ISO certified manufacturers ( SPYDER ) GMC SIERRA 1500/2500 99-02/SIERRA 1500HD/2500HD/3500/C3 01-02/GMC YUK LED Projector Fog Lights w/Switch - Smoke FogLightAssembly