The Audi S6 has a different sized gas tank based on year and model trim.
Larger sized gas tanks are advantageous because you don't need to go to the gas station as often. Also, you can take advantage of days when gas prices are discounted and fill up your vehicle with a larger quantity of gas.
Scroll down for the gas tank size tables for your year and trim.
Audi S6 Gas Tank Sizes (2021 - 2022)
| Year |
Trim |
Engine |
Gallons |
Liters |
| 2022 |
Premium Plus 2.9 TFSI |
2.9L |
19.3 |
73.1 |
| 2022 |
Prestige 2.9 TFSI |
2.9L |
19.3 |
73.1 |
| 2021 |
Premium Plus 2.9 TFSI |
2.9L |
19.3 |
73.1 |
| 2021 |
Prestige 2.9 TFSI |
2.9L |
19.3 |
73.1 |
Audi S6 Gas Tank Sizes (2020)
| Year |
Trim |
Engine |
Gallons |
Liters |
| 2020 |
Premium Plus 2.9 TFSI |
2.9L |
19.3 |
73.1 |
| 2020 |
Prestige 2.9 TFSI |
2.9L |
19.3 |
73.1 |
| 2020 |
Sedan 4D Premium Plus AWD |
2.9L |
19.3 |
73.1 |
| 2020 |
Sedan 4D Prestige AWD |
2.9L |
19.3 |
73.1 |
Audi S6 Gas Tank Sizes (2017 - 2018)
| Year |
Trim |
Engine |
Gallons |
Liters |
| 2018 |
Sedan 4D Premium Plus AWD |
4.0L |
19.8 |
74.9 |
| 2018 |
Sedan 4D Prestige AWD |
4.0L |
19.8 |
74.9 |
| 2017 |
A6 V8 Sedan 4D Premium Plus AWD |
4.0L |
19.8 |
74.9 |
| 2017 |
A6 V8 Sedan 4D Prestige AWD |
4.0L |
19.8 |
74.9 |
Audi S6 Gas Tank Sizes (2015 - 2016)
| Year |
Trim |
Engine |
Gallons |
Liters |
| 2016 |
A6 V8 Sedan 4D Premium Plus AWD |
4.0L |
19.8 |
74.9 |
| 2016 |
A6 V8 Sedan 4D Prestige AWD |
4.0L |
19.8 |
74.9 |
| 2015 |
A6 V8 Sedan 4D Prestige AWD |
4.0L |
19.8 |
74.9 |
Audi S6 Gas Tank Sizes (2013 - 2014)
| Year |
Trim |
Engine |
Gallons |
Liters |
| 2014 |
A6 V8 Sedan 4D Prestige AWD |
4.0L |
19.8 |
74.9 |
| 2013 |
A6 V8 Sedan 4D Prestige AWD |
4.0L |
19.8 |
74.9 |
Audi S6 Gas Tank Sizes (2011)
| Year |
Trim |
Engine |
Gallons |
Liters |
| 2011 |
V10 Sedan 4D Quattro |
5.2L |
21.1 |
79.9 |
Audi S6 Gas Tank Sizes (2009 - 2010)
| Year |
Trim |
Engine |
Gallons |
Liters |
| 2010 |
V10 Sedan 4D Quattro |
5.2L |
21.1 |
79.9 |
| 2009 |
V10 Sedan 4D Quattro |
5.2L |
21.1 |
79.9 |
Audi S6 Gas Tank Sizes (2007 - 2008)
| Year |
Trim |
Engine |
Gallons |
Liters |
| 2008 |
V10 Sedan 4D Quattro |
5.2L |
21.1 |
79.9 |
| 2007 |
V10 Sedan 4D Quattro |
5.2L |
21.1 |
79.9 |
Audi S6 Gas Tank Sizes (2003)
| Year |
Trim |
Engine |
Gallons |
Liters |
| 2003 |
A6 V8 Sedan 4D Quattro |
4.2L |
21.7 |
82.1 |
| 2003 |
A6 V8 Wagon 4D Avant Quattro |
4.2L |
21.7 |
82.1 |
Audi S6 Gas Tank Sizes (2002)
| Year |
Trim |
Engine |
Gallons |
Liters |
| 2002 |
A6 V8 Wagon 4D Avant Quattro |
4.2L |
21.7 |
82.1 |
