The DFC brake master cylinder for 1997–2005 Audi A6 Quattro applications is a replacement unit intended to restore hydraulic pressure to the braking system. It addresses issues such as leaks, worn seals, or reduced pedal firmness, helping return correct pedal travel and reliable stopping power. The part is intended for technicians and owners servicing brake systems on the listed Quattro models.
DFC 97-05 Audi A6 Quattro Brake Master Cylinder