Genuine OEM Volkswagen Engine Coolant Hose, part number 4M0121545M. This vital hose is designed to transport engine coolant efficiently throughout the cooling system, ensuring the engine maintains its optimal operating temperature. It is constructed from durable, heat-resistant materials to withstand the demanding conditions of the engine bay. Weighing approximately 0.085 kg, this hose is manufactured to precise factory specifications. Choosing a genuine OEM coolant hose guarantees correct routing geometry, proper sealing, and resistance to thermal degradation, preventing leaks and ensuring the longevity of your engine's cooling system.