Genuine OEM Audi Set of Duct Fasteners, part number 420898037B. This set provides the necessary clips and fasteners to securely attach and position air ducts within the vehicle's heating and air conditioning system. These fasteners are crucial for maintaining the integrity of the ductwork and ensuring proper airflow. Genuine OEM fasteners are designed to the exact specifications required for a secure and lasting connection, preventing leaks and rattles.