Engine Oil and Fluid Recommendation for Audi A6, S6, SR6 (4F2, C6; 4G2, C7) – A6 3.0 Of course, every buyer wants to purchase an inexpensive and high-quality product, whether it be engine oil, transmission oil or some other liquid for a car. But we should not forget that, chasing cheapness, you can buy oil that will not meet either the quality indicators or the automaker's requirements for motor fluid for a particular type of engine.
  • Engine: BBJ, BDW
  • Engine oil capacity, liter: 6.3
  • Automatic transmission capacity, liter: 9.0
  • Differential capacity, liter: 1.1/1.3/0.9-1.5
  • Power steering capacity, liter: 0.9
  • Year: 2005-08

Engine oil

  • Synthetic oil: Longlife III 5W-30 (Longlife 3 5W-30)


  • Synthetic gear oil: 75W90 GL5

Automatic transmission

  • Synthetic transmission fluid: AISIN-AW

Power steering

  • Hydraulic fluid: CHF/Central Hydraulic Fluid

Cooling system

  • Antifreeze for the engine: Antifreeze G12+ violet