Genuine OEM Volkswagen Vacuum Hoses, part number 7P6133798H. These hoses are designed to transport vacuum pressure, which is essential for the operation of various engine components and systems. They are part of the assembly indicated by number 37 in the diagram. The hoses' specific internal diameter and material composition ensure consistent vacuum delivery and resistance to heat and engine bay fluids. Using genuine OEM hoses guarantees correct fitment and reliable performance.