Genuine OEM Volkswagen Master Cylinder Brake Line, part number 3Q1614739B. This rigid brake line is a vital component that connects the master cylinder to the rest of the hydraulic braking system, transmitting fluid pressure to initiate braking. It is specifically designed for Left Hand Drive (LHD) vehicle configurations. Genuine OEM brake lines are manufactured to exact pressure tolerances, precise routing, and corrosion resistance standards, ensuring safe, consistent, and reliable braking performance.