Engine Oil and Fluid Recommendation for Audi A6 Allroad (4BH, C5; 4FH, C6; 4GH; 4GJ) – A6 Allroad 3.0 BiTDI 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: CGQB
  • Engine oil capacity, liter: 6.4
  • Automatic transmission capacity, liter: 9.0
  • Differential capacity, liter: 1.1/0.9-1.0
  • Cooling system capacity, liter: 12.0
  • Year: 2012-14

Engine oil

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

Differential

  • Synthetic gear oil: 75W90 GL5

Power steering

  • Hydraulic fluid: CHF/Central Hydraulic Fluid

Cooling system

  • Antifreeze for the engine: Antifreeze G12+ violet