The Genuine BMW DISA Valve - 11611440049 is a component used in BMW vehicles to control the intake airflow. It is responsible for regulating the amount of air that enters the engine, which in turn affects engine performance and fuel efficiency. This valve is designed to open and close as needed, allowing for optimal air intake at different engine speeds. It is a genuine BMW part, meaning it is made by the original manufacturer and is of high quality and reliability. This DISA valve has a part number of 11611440049 and is compatible with various BMW models.