5W-30. Use Valvoline or Castrol. Sysnth blend or high-mileage Valvoline is best.
Motorweek - 1987 Audi Q5 28-52 was released on: USA: 28 August 2009
Motorweek - 1987 Audi TTS 28-26 was released on: USA: 27 February 2009
In my TL2301 I use a hydrolic/tran universal oil. You can get 5 gal of it for 28 bucks if you wanted. I tend to belive you get what you pay for i usually get the oil that's price is neither low or high. I buy mine from atwoods.
The EPA mileage estimate for the 2012 Audi A8 is 18 mpg in the city, 28 mpg on the highway.
The EPA mileage estimate for the 2014 Audi A7 is 18 mpg in the city, 28 mpg on the highway.
The EPA mileage estimate for the 2013 Audi A7 is 18 mpg in the city, 28 mpg on the highway.
The EPA mileage estimate for the 2014 Audi Q5 is 20 mpg in the city, 28 mpg on the highway.
The EPA mileage estimate for the 2012 Audi A7 is 18 mpg in the city, 28 mpg on the highway.
The EPA mileage estimate for the 2013 Audi Q5 is 20 mpg in the city, 28 mpg on the highway.
The EPA mileage estimate for the 2014 Audi A8 is 18 mpg in the city, 28 mpg on the highway.
The EPA mileage estimate for the 2013 Audi A8 is 18 mpg in the city, 28 mpg on the highway.
The EPA mileage estimate for the 2010 Audi A6 is 18 mpg in the city, 28 mpg on the highway.