Genuine OEM Audi Engine Oil Cooler, part number 028117021L. This vital engine component is responsible for regulating the temperature of the engine oil, preventing it from overheating and ensuring optimal lubrication properties. It typically uses engine coolant to dissipate heat from the oil, maintaining consistent oil viscosity and protecting internal engine parts. Weighing 0.525 kg with dimensions of 0.13m x 0.09m x 0.06m, this cooler is engineered for efficient heat exchange. Choosing a genuine OEM oil cooler ensures proper thermal management, extends engine life, and prevents costly damage from excessive oil temperatures.