Genuine OEM Volkswagen Turbo Oil Return Gasket, part number 04L145757B. This critical sealing component is designed to create a leak-proof connection for the oil return line from the turbocharger. Positioned between the turbocharger and the oil return pipe, it prevents oil leaks in a high-temperature environment. Made from durable metal, this gasket is engineered to withstand extreme heat and pressure. Using a genuine OEM gasket ensures precise fitment and material integrity, crucial for maintaining proper lubrication and preventing costly oil leaks in the turbo system.