Genuine OEM Volkswagen Gasket For Water Box, part number 17A823723. This gasket is designed to seal the water box assembly, preventing any leaks of coolant or other fluids. It is typically located between the water box and the engine block or other mating surfaces. Made from durable rubber, it ensures a tight seal under various operating temperatures and pressures. Genuine OEM parts are manufactured to exact specifications for a perfect fit and optimal performance.