Genuine OEM Volkswagen Turbo Oil Return Line, part number 04L145736G. This line is crucial for returning hot oil from the turbocharger to the engine, preventing oil starvation and ensuring proper lubrication and cooling of the turbo assembly. It is positioned to connect the turbocharger's oil outlet to the engine's oil pan or return gallery. Constructed from durable metal and high-temperature resistant rubber, it maintains integrity under extreme engine conditions. Choosing a genuine OEM oil return line ensures correct routing geometry, leak-free connections, and resistance to oil and heat for reliable turbocharger operation.