Antifreeze for 2000 Audi A6 Quattro 2.8?

For a 2000 Audi A6 Quattro 2.8, it's essential to use a high-quality antifreeze that is compatible with European vehicles. Audi typically recommends using G12 or G13 coolant, which is a mix of ethylene glycol and additives to prevent corrosion. Make sure to dilute it with distilled water according to the manufacturer's specifications, usually a 50/50 mix, for optimal performance. Always check the owner's manual for specific recommendations and maintenance guidelines.