Genuine OEM Audi Coolant Pipe, part number 03L121065K. This pipe is a critical component in the engine cooling system, responsible for routing coolant between various engine components to dissipate heat. Made from durable black plastic, it measures approximately 0.29 meters in length and weighs 0.141 kg. Using a genuine OEM coolant pipe ensures precise fitment and material integrity, preventing leaks and maintaining the cooling system's efficiency and reliability.