Genuine OEM Volkswagen Engine Coolant Hose, part number 4M0145963B. This hose is a vital component in the engine cooling system, responsible for transporting coolant to maintain optimal engine operating temperatures. Its specific curved shape and durable material ensure a leak-free connection and efficient fluid transfer. Measuring 90mm long, 65mm wide, and 45mm high, it is engineered for precise fitment. Choosing a genuine OEM coolant hose guarantees resistance to extreme temperatures and pressures, preventing premature failure and costly engine damage.