If you need to add oil to your engine but can’t find any that meets the above specifications, Audi says you can add “no more than 0.5 quart/liter” of a premium-quality synthetic oil that meets the specifications below: Engine type. 2015 Audi A6 oil type. Gasoline. ACEA A3 or API SM w/ viscosity grade of SAE 0W-30, SAE 5W-30, or SAE 5W-40.
Example: for gasoline engines Audi A6 (C8) 2018, suitable multigrade synthetics oil 10W-40 quality SP, SN+, SN. For bodies made in 2023, for the cold season, recommended only synthetics 0W-50 \ SP, SN+, SN. If possible, check the selected oil for compliance with the manufacturers specifications and service intervals.
AMSOIL 0W-40 FS 100% Synthetic European Motor Oil. Product Code: EFOQT-EA. 5.0 (45 Reviews) Designed for the unique demands of gasoline, diesel and hybrid European vehicles. European formula features precise blend of synthetic base oils and premium additives. Exceptional engine protection without harming emissions systems. $14.59. Mobil 1 High Mileage Full Synthetic Engine Oil 5W-30 1 Quart. Part # 103767. SKU # 835343. Check if this fits your Audi A6. $1149. Free In-Store Pick Up. SELECT STORE.