Engine Oil and Fluid Recommendation for Audi A6, S6, SR6 (4A, C4; 4B2, C5) – A6 4.2 quattro Every year the car becomes more and more affordable and their number on the country's roads is naturally growing. For many, the car has ceased to be a luxury, and has become just a means of transportation. All these factors led to an increase in sales and production of motor oils.
  • Engine: ARS, ASG, AWN
  • Engine oil capacity, liter: 7.6
  • Automatic transmission capacity, liter: 9.8
  • Differential capacity, liter: 1.3/1.5
  • Power steering capacity, liter: 0.9
  • Cooling system capacity, liter: 9.0
  • Year: 1999-05

Engine oil

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

Differential

  • 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 red