Genuine OEM Hyundai Oil Cooler Line, part number 254702F700. This critical component is responsible for circulating engine oil to and from the oil cooler, helping to regulate engine temperature and prevent overheating. It typically consists of a combination of rigid piping and flexible hose sections, designed to withstand high temperatures and pressures. Proper functioning of the oil cooler line is essential for engine longevity and performance. Choosing a genuine OEM oil cooler line ensures correct routing geometry, material integrity, and leak-free connections, vital for the engine's cooling system.