Genuine OEM Volkswagen Bulkhead Damping, part number 5QB863353H. This component absorbs sound and vibration to improve cabin comfort and reduce noise from the engine bay. It is positioned at the bulkhead, indicated as part 4 in the diagram. The part weighs 0.293 kg and has a length of 1.14 m. Genuine OEM bulkhead damping ensures precise fitment and optimal acoustic performance, contributing to a quieter and more comfortable driving experience.