The TYC 20-15476-00-9 Headlight Assembly is a direct replacement for the left side headlight of 2007-2014 GMC Yukon Denali models. Manufactured by TYC, a leading provider of automotive lighting solutions, this assembly is engineered to meet or exceed original equipment standards, ensuring optimal performance and durability. The assembly includes both high and low beam halogen bulbs, providing reliable illumination for enhanced driver visibility. The housing is constructed from durable plastic, and the lens is made of clear plastic, designed to resist hazing and fading over time. The assembly is DOT/SAE compliant, meeting or exceeding FMVSS 108 standards for photometry and safety compliance. It features OE-comparable fasteners and mounting tabs for precise fitment and hassle-free installation. Rigorous cycling tests ensure quality and durability, and the assembly is produced in facilities certified to ISO9001:2000 and QS9000 standards. The lens is coated to prevent hazing and fading, ensuring proper illumination and safety. This headlight assembly is a cost-effective solution for fleet operations, offering a reliable and durable replacement that minimizes downtime and maintenance costs.