Genuine OEM Volkswagen Tubing, part number 07L103499F. This tubing serves as a connector for various engine components, facilitating the flow of air, oil, or other fluids. It is identified as part number 20 in the engine block diagram. The tubing is constructed from durable materials designed to withstand engine operating conditions. Genuine OEM tubing is manufactured to precise dimensions and specifications, ensuring a secure connection and optimal fluid or air transfer, which is vital for engine performance and longevity.