The TYC 20-6513-00 Headlight Assembly is engineered to provide optimal illumination and safety for the 2004-2005 Toyota Sienna. This right-hand side halogen headlamp assembly ensures precise fitment and reliable performance, meeting or exceeding FMVSS 108 standards for photometry and safety compliance. Designed with OE-comparable fasteners and mounting tabs, it facilitates a straightforward installation process, minimizing vehicle downtime and enhancing operational efficiency. The assembly undergoes rigorous cycling tests to guarantee durability and longevity, ensuring consistent performance over time. A special coating on the lens prevents hazing and fading, maintaining clear visibility and reducing the need for frequent replacements. This headlamp assembly is a direct-fit replacement, eliminating the need for vehicle modifications and ensuring a seamless integration with the existing vehicle components. By choosing the TYC 20-6513-00 Headlight Assembly, fleet operators can enhance vehicle safety, reduce maintenance costs, and improve overall operational efficiency.