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The Audi A6, S6, and RS6 models produced between 2012 and 2018 continued Audi’s tradition of excellence in the executive car segment. These vehicles, built on the C7 platform, brought together luxury, advanced technology, and impressive performance. The standard A6 offered a variety of engine options, with a focus on both power and efficiency, while Audi’s Quattro all-wheel-drive system ensured superior traction and handling in various driving conditions. The high-performance S6 showcased sporty enhancements such as a tuned suspension, larger brakes, and unique styling cues, appealing to drivers seeking a more dynamic driving experience. On the other hand, the RS6, the ultimate variant in this lineup, pushed the boundaries of performance with its high-output engine and cutting-edge components. With its distinctive design elements, including wider fender flares and aggressive styling, the RS6 symbolized Audi’s commitment to blending luxury and sportiness.

Audi A6, S6, RS6 specification, engine oil capacity, spark plug gap, safety rating, fuel consumption, transmission, and light bulb sizes.


  • Type:
    • C7
    • 4G

Engine 2.0 L 6-Cylinder DOHC

  • Recommended oil viscosity: 5W-40
  • Oil capacity: 5.0 quarts

Spark Plug Gap

  • 2.0 L 6-Cylinder: 0.032″

Engine Coolant

  • Type: Gl2evo TL 774 L


  • Capacity: 19.8 gal (75.0 L)

Washer Fluid

  • Capacity: 3.7 qt (3.5 L)

Brake Fluid

  • Type: VW standard 50114 or FMVSS-116 DOT 4.



  • 1.8 L TFSI I4 (China)
  • 2.0 L TFSI I4
  • 2.5 L FSI V6 (China)
  • 2.8 L FSI V6
  • 3.0 L TFSI V6 (China)
  • 3.0 L Supercharged V6
  • 2.0 L I4 Diesel
  • 3.0 L V6 Diesel


  • 6-speed manual
  • 8-speed Tiptronic ZF 8HP automatic
  • Multitronic CVT
  • 7-speed S Tronic DCT

Fuel Consumption

audi 2011 to 2018 fuel comparison

Safety Ratings

audi a6 2011 to 2018 safety ratings

Front Lights

  • Cornering Light Bulb
    • H7LL
    • LED
  • Daytime Running Light Bulb: LED
  • Front Sidemarker Light Bulb: LED
  • Front Turn Signal Light Bulb:
    • 12181NA
    • LED
  • High Beam and Low Beam:
    • HID-D5S
  • High Beam Headlight Bulb: LED
  • Low Beam Headlight Bulb: LED
  • Stepwell Light Bulb: LED

Rear Lights

  • Back Up Light Bulb: LED
  • Brake Light Bulb: LED
  • Center High Mount Stop Light Bulb: LED
  • License Plate Light Bulb: LED
  • Parking Light Bulb: LED
  • Rear Sidemarker Light Bulb: LED
  • Rear Turn Signal Light Bulb: LED
  • Tail Light Bulb: LED

Interior Lights

  • Dome Light Bulb: LED
  • Glove Box Light Bulb: 2825L
  • Interior Door Light Bulb: 2825L
  • Map Light Bulb: LED
  • Rear Reading Light Bulb: LED
  • Trunk Light Bulb: LED
  • Vanity Mirror Light Bulb: LED