Audi S6 Engine Specifications
The 2025 Audi S6 is offered with 2.9L–4.0L engines in 6 and 8-cylinder form, per EPA fuel-economy records.
Latest model year (2025):
The Audi S6 is available with 6 2.9L and Automatic (S8) (All-Wheel Drive).
Audi S6 Engine Specs — All Years
| Year | Trim | Cylinders | Displ. | Transmission | Drive | Fuel Type | Vehicle Class |
|---|---|---|---|---|---|---|---|
| 2025 | Auto (S8), 6 cyl, 2.9 L | 6 | 2.9L | Automatic (S8) | All-Wheel Drive | Premium Gasoline | Midsize Cars |
| 2024 | Auto (S8), 6 cyl, 2.9 L | 6 | 2.9L | Automatic (S8) | All-Wheel Drive | Premium Gasoline | Midsize Cars |
| 2023 | Auto (S8), 6 cyl, 2.9 L | 6 | 2.9L | Automatic (S8) | All-Wheel Drive | Premium Gasoline | Midsize Cars |
| 2022 | Auto (S8), 6 cyl, 2.9 L | 6 | 2.9L | Automatic (S8) | 4-Wheel Drive | Premium Gasoline | Midsize Cars |
| 2021 | Auto (S8), 6 cyl, 2.9 L | 6 | 2.9L | Automatic (S8) | All-Wheel Drive | Premium Gasoline | Midsize Cars |
| 2020 | Auto (S8), 6 cyl, 2.9 L | 6 | 2.9L | Automatic (S8) | All-Wheel Drive | Premium Gasoline | Midsize Cars |
| 2018 | Auto (AM-S7), 8 cyl, 4.0 L | 8 | 4.0L | Automatic (AM-S7) | All-Wheel Drive | Premium Gasoline | Midsize Cars |
| 2017 | Auto (AM-S7), 8 cyl, 4.0 L | 8 | 4.0L | Automatic (AM-S7) | All-Wheel Drive | Premium Gasoline | Midsize Cars |
| 2016 | Auto (AM-S7), 8 cyl, 4.0 L | 8 | 4.0L | Automatic (AM-S7) | All-Wheel Drive | Premium Gasoline | Midsize Cars |
| 2015 | Auto (AM-S7), 8 cyl, 4.0 L | 8 | 4.0L | Automatic (AM-S7) | All-Wheel Drive | Premium Gasoline | Midsize Cars |
Data sourced from fueleconomy.gov (U.S. Department of Energy). MPG figures are EPA-tested. Fuel costs are estimates based on average fuel prices and 15,000 miles/year.
Audi S6 Engine Specs FAQ
What engine does the Audi S6 have?
The Audi S6 is available with 6 cylinder engines ranging up to 2.9L. Transmission and drivetrain options vary by trim. See the full table above.
Is the Audi S6 available with all-wheel drive?
Yes, the Audi S6 is available with all-wheel drive. Check the "Drive" column in the table above for specific trims.