Genuine OEM Audi Coolant Pipe, part number 2N0121065AS. This essential component is responsible for carrying coolant throughout the engine cooling system, facilitating heat transfer and maintaining optimal engine operating temperatures. It is positioned within the engine cooling assembly. Measuring approximately 0.69 meters in length and weighing 0.352 kg, this pipe is constructed from durable materials to withstand high temperatures and pressures. Opting for a genuine OEM coolant pipe ensures precise fitment, correct routing geometry, and resistance to thermal cycling and corrosion, which are critical for preventing leaks and maintaining cooling system efficiency.