Audi A6 Sedan Engine Oil Specs

The Audi A6 Sedan was produced from 2026 to 2026. This model typically uses 0W-40 full synthetic engine oil — a specification common to most Audi A6 -series vehicles.

Selecting the correct oil viscosity for your Audi A6 Sedan is essential. Using a grade that is too thin reduces protection at operating temperature, while too thick an oil impairs cold-start flow and reduces fuel economy. Always match the exact grade shown for your specific model year.

The recommended oil change interval for the Audi A6 Sedan is every 10,000 miles or 12 months. Under severe driving conditions — track use, towing, or frequent cold starts — shorten this interval by 25–30%.

When servicing your Audi A6 Sedan, always replace the oil filter at every oil change. Using a premium filter — such as the Mann or Mahle filters specified for European engines — ensures proper oil pressure.

Oil change costs for the Audi A6 Sedan at a US dealership or independent European specialist typically range from $120 to $200 for a full synthetic service. DIY oil changes cost approximately $30–$65 in parts (oil + filter) and take about 30 minutes with the right tools.

Always consult your vehicle's owner's manual to confirm the exact specification for your specific trim and engine variant, as some Audi A6 Sedan configurations may have different requirements.