Genuine OEM Volkswagen Fuel Filter, part number 1H0127401C. This critical component is designed to remove dirt, rust, and other impurities from the fuel before it reaches the engine's fuel injectors. Positioned within the fuel line, it ensures a clean fuel supply, protecting sensitive engine components from damage and maintaining optimal combustion efficiency. Choosing a genuine OEM fuel filter guarantees the correct filtration media, flow rate, and housing integrity, ensuring reliable fuel system protection and preventing costly repairs.