Genuine OEM Audi Engine Coolant Pipe, part number 4M0819927G. This pipe is designed to carry coolant, circulating it through the engine cooling system to maintain optimal operating temperatures. It is a critical component for efficient heat transfer and engine longevity. The pipe measures approximately 0.355m in length and weighs 0.101kg. Choosing a genuine OEM coolant pipe ensures precise fitment, correct routing geometry, and resistance to thermal and chemical stresses for reliable, leak-free performance.