Genuine OEM Kia Air Filter Assembly, part number 28110D3400. This unit is responsible for filtering incoming air before it enters the engine, protecting internal components from dust and debris. It is a crucial part of the engine's intake system, ensuring proper combustion and longevity. The assembly is typically made from durable black plastic. Using a genuine OEM air filter assembly guarantees correct airflow, sealing, and compatibility with the engine's intake system, maintaining factory-specified filtration efficiency.