Genuine OEM Audi Engine Oil Cooler, part number 028117021E. This vital component is designed to efficiently reduce the temperature of engine oil, preventing overheating and maintaining optimal lubrication properties. It typically integrates into the engine's cooling or lubrication system. Constructed from durable metal, it weighs approximately 0.683 kg. Choosing a genuine OEM oil cooler ensures precise fitment, correct fluid flow, and reliable heat dissipation, critical for protecting engine internals from thermal stress.