Genuine OEM Hyundai Air Extension Duct Assembly, part number 28220J9100. This assembly plays a vital role in the engine's intake system by precisely directing and managing the flow of air. It ensures that air reaches the engine components efficiently and without restriction, contributing to proper combustion and overall engine performance. Constructed from durable, heat-resistant plastic, this duct assembly is designed for a perfect fit and seal within the complex engine bay. Using a genuine OEM air duct guarantees the correct internal geometry and material integrity, preventing air leaks and maintaining factory-specified airflow characteristics.