Genuine OEM Audi Coolant Hose, part number 4M0819350AC. This multi-branched hose assembly is designed to transport engine coolant throughout the cooling system, ensuring optimal engine operating temperatures. It features integrated quick-release couplings for secure and efficient connections within the complex cooling circuit. Weighing 0.567 kg, this hose is constructed from durable materials to withstand high temperatures and pressures. Using a genuine OEM coolant hose guarantees the correct routing geometry, material composition, and pressure resistance, preventing leaks and ensuring the long-term reliability of the engine cooling system.