Genuine OEM Volkswagen Engine Coolant Pipe, part number 3C0121070AD. This pipe is essential for transporting coolant throughout the engine cooling system, regulating engine temperature for optimal performance and longevity. It is a rigid pipe with specific bends and connections within the engine bay. Weighing approximately 0.4325 kg with dimensions of 0.65m x 0.17m x 0.08m, it is a significant component of the cooling circuit. Genuine OEM coolant pipes ensure correct routing geometry and are made from materials specifically resistant to engine coolant and high temperatures, preventing leaks and premature failure.