Upgrading Your 2004 GMC Sierra to DOT-Certified Headlight Assemblies luxevolume.com

DOT-certified headlight assemblies for the 1999-2006 Sierra come in several configurations. The most common is the OEM-replacement style, which maintains the factory appearance with a chrome housing and clear lens . For a more aggressive look, black housing assemblies provide a darker, stealthier appearance that complements modified trucks . Projector headlights represent a significant upgrade, using a lens to focus the beam more precisely than traditional reflector housings; many projector units also incorporate LED halo rings for a distinctive daytime signature . Regardless of style, verify that the product listing explicitly states “DOT” or “SAE” compliance before purchasing.