An Audi A4 1997 R reg will use 5 W 30 oil. This oil can be purchased at any auto parts store such as NAPA.
i use pure olive oil
The owner's manual suggests that you use 0W-30 oil for the 2.7T engine, but you can typically use a 5W-30 as well. You might consult your local Audi dealer to find the right brand and weight of oil just to be safe.
The 2010 Audi A6 runs on regular unleaded.
The 2010 Audi TT runs on premium unleaded (recommended).
The right types of fluids have to be in the car to keep it running smoothly. A 2003 Audi A6 Quattro 3.0 uses 5W-40 engine oil.
The 2010 Audi S4 runs on premium unleaded (recommended).
The 2010 Audi R8 runs on premium unleaded (required).
The 2010 Audi A3 runs on premium unleaded (recommended).
The 2010 Audi Q7 runs on premium unleaded (recommended).
The 2010 Audi A8 runs on premium unleaded (recommended).
The 2010 Audi S5 runs on premium unleaded (recommended).