What type of oil and filter Audi a6 2001 2.8?

For a 2001 Audi A6 2.8, it is recommended to use synthetic oil, typically a 5W-30 viscosity grade. As for the oil filter, an OEM (Original Equipment Manufacturer) filter like the Audi part number 06A 115 562 is suitable. Always check the owner's manual or consult a professional for specific recommendations and compatibility.