The Genuine BMW Air Duct Displ.Engine Oil Cooler Right - 51747338578 is a high-quality replacement part for BMW vehicles. It is designed to improve engine performance by helping to cool the engine oil. This air duct is specifically designed for the right side of the engine and is made from durable materials to ensure long-lasting use. It is an essential component for maintaining the proper temperature of the engine oil, which is crucial for optimal engine function. This Genuine BMW part is a direct fit and meets all of the manufacturer's specifications, making it a reliable choice for BMW owners.