Genuine BMW Turbocharger Oil Inlet Pipe With Check Valve - 11428678840: This genuine BMW turbocharger oil inlet pipe with check valve is an OEM replacement part for select BMW models. It is designed to help maintain optimal engine performance and prevent oil leaks. The check valve helps to ensure that the correct amount of oil is delivered to the turbocharger, while the pipe helps to direct the oil flow. This part is made of high-quality materials for durability and longevity.