Genuine OEM Audi Coolant Hose, part number 8E0121049N. This hose is a critical component of the engine cooling system, facilitating the flow of coolant to regulate engine temperature. It is positioned within the engine cooling assembly and features a quick-connect fitting for secure and efficient installation. Made from durable rubber and plastic, this hose is designed for long-lasting performance. Genuine OEM coolant hoses are manufactured to exact specifications, ensuring proper coolant flow and preventing leaks for optimal engine health.