Genuine OEM Volkswagen Coolant Flange, part number 06A121132K. This component is an integral part of the engine cooling system, designed to connect various cooling system components and provide a secure, leak-free sealing surface. It is typically made from durable, heat-resistant plastic to withstand engine operating temperatures and coolant chemicals. Weighing approximately 0.12 kg, it ensures proper coolant flow. Choosing a genuine OEM coolant flange guarantees precise dimensions, correct material composition, and reliable sealing, preventing coolant leaks and maintaining cooling system integrity.