The TYC 20-9803-00 Headlight Assembly is engineered to provide reliable illumination for the 2016-2019 Lexus RX350, RX350L, and RX450h models. This assembly includes a halogen bulb for the low beam, an LED bulb for the high beam, and a halogen bulb for the front signal light, all housed within a durable plastic housing and lens. Designed for direct-fit replacement, it ensures a seamless installation process without the need for vehicle modifications. The assembly is DOT/SAE compliant, meeting or exceeding FMVSS 108 standards for photometry and safety compliance. Rigorous cycling tests have been conducted to ensure its quality and durability, and the lens features a special coating to prevent hazing and fading, maintaining optimal illumination and safety over time.