2013 Audi S8 — Full Specifications
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The 2013 Audi S8 is a saloon/sedan powered by a 4L 8-cyl turbo premium gasoline engine. It returns around 22 mpg (UK) / 18 mpg (US EPA) combined. Owners often keep a Audi S8 workshop manual to hand for servicing and repairs.
Full Specifications
| Engine | 4L 8-cyl turbo |
|---|---|
| Transmission | Automatic (S8) |
| Fuel Type | Premium Gasoline |
| Powertrain | Conventional |
| Drive | All-Wheel Drive |
| Body Style | Saloon/Sedan |
| Passenger Volume (EPA) | 100 cu ft (2,832 L) |
| Luggage Volume (EPA) | 15 cu ft (425 L) |
| Fuel Economy (UK) | 22 combined / 18 urban / 31 extra-urban mpg |
| Fuel Economy (US EPA) | 18 combined / 15 city / 26 highway mpg |
| CO₂ Emissions | 300 g/km |
| EPA Greenhouse Gas Score | 4 / 10 (10 = lowest emissions) |
| EPA Est. Annual Fuel Cost | $4,550 (15,000 mi/yr, US prices) |
Engine & Transmission Options
EPA lists 1 configuration for the 2013 Audi S8, all with the 4L 8-cyl turbo engine. The headline figures at the top of this page describe the most fuel-efficient configuration.
| Engine | Transmission | Drive | MPG (UK) | MPG (US) | CO₂ g/km | Fuel cost / yr |
|---|---|---|---|---|---|---|
| 4L 8-cyl turbo | Automatic (S8) | All-Wheel Drive | 22 | 18 (15/26) | 300 | $4,550 |
MPG (US) shows combined, with city/highway in brackets. Highlighted row = the configuration used for the headline figures. Source: US EPA fueleconomy.gov.
EPA measures interior passenger volume at 100 cubic feet (about 2,832 litres) and luggage volume at 15 cubic feet (about 425 litres). These are US EPA interior-volume figures; they are measured differently from the boot capacity numbers UK manufacturers quote.
Owner Essentials for the 2013 Audi S8
Running Costs: 2013 Audi S8
Covering around 8,000 miles a year in a 2013 Audi S8 at 22 mpg combined, expect roughly 1,653 litres of fuel annually — multiply by your local price per litre for a cost estimate. For US owners, the EPA estimates about $4,550 a year in fuel for the most efficient configuration (15,000 miles, national average prices). Work out exact fuel costs with the fuel cost calculator on 247Calculators.
Convert between MPG and L/100km with the unit converters on 247QuickTools. Not sure what tyre size fits? 247TyreCheck explains tyre sizing.
Only need this car occasionally? See our buy vs rent comparison.
2013 Audi S8 Safety Ratings (NHTSA)
No NHTSA crash-test rating is on record for this model year. The NHTSA rates only a subset of vehicles each year; you can browse every rated vehicle on our NHTSA Safety Ratings hub.
Recalls & Owner Complaints (NHTSA)
NHTSA lists 5 safety recall campaigns that include the 2013 Audi S8 (as of 6 October 2026). Most affected areas: Fuel system (2), Engine and engine cooling (1), Structure (1). A campaign often covers several model years or models, so check your own VIN to see whether your car is affected.
- Engine and engine cooling — campaign 22V178000, reported 23 March 2022. Risk: Worn bearings can cause the turbine wheel to contact the turbocharger housing or cause the shaft to break, causing an engine stall and increasing the risk of a crash.
- Structure — campaign 20V397000, reported 7 July 2020. Risk: If the seal contacts hot engine components, there could be an increased risk of a fire.
- Fuel system — campaign 19V057000, reported 28 January 2019. Risk: Leaking fuel, in the presence of an ignition source, increases the risk of fire.
- Fuel system — campaign 18V430000, reported 25 June 2018. Risk: A fuel leak in the presence of an ignition source can increase the risk of a fire.
Showing the 4 most recent of 5 campaigns.
Owners have filed 13 complaints with NHTSA about the 2013 Audi S8. The most-reported areas are Engine (11), Unspecified (2), Power train (1).
Used-buyer checklist for the 2013 Audi S8
Based on where NHTSA recalls and owner complaints cluster for this model year, these are the areas worth checking before you buy:
- Fuel system (2 recall campaigns) — Ask whether any fuel-pump or fuel-system recalls were completed, and watch for hard starting or stalling.
- Engine (11 owner complaints) — Listen for unusual noise on a cold start, check for warning lights and ask for the service records.
- Engine cooling (1 recall campaign) — Check coolant level, look for leaks and make sure the temperature stays steady in traffic.
- Body structure (1 recall campaign) — Inspect for corrosion and for subframe or body-panel damage, especially underneath.
Source: US NHTSA recall and consumer-complaint databases, retrieved 6 October 2026. Complaints are unverified owner reports, not confirmed defects. Check any vehicle by VIN at nhtsa.gov/recalls, and see our guide to checking a used car for recalls.
How It Compares
Audi models in our database average about 27 mpg (UK) combined on their most efficient configuration; the 2013 Audi S8's 22 mpg is 5 mpg below that make average. Its 300 g/km CO₂ figure is 49 g/km higher than the 251 g/km Audi average.
Of the 13 Audi S8 model years we cover, the 2013 ranks 2nd for combined fuel economy on its best configuration (22 mpg UK combined, against a high of 24 mpg). See every Audi S8 year side by side.
Last updated: · Data: US EPA (fueleconomy.gov) and NHTSA safety ratings 18 July 2026; NHTSA recalls and complaints 6 October 2026; Wikidata & curated EU catalogue 18 July 2026; European generation and engine data from Wikipedia 7 October 2026
Vehicle data sourced from manufacturer specifications. Always verify with your vehicle handbook or a qualified mechanic. This is a reference tool, not professional advice.
Recommended Accessories for the 2013 Audi S8
Frequently Asked Questions
What engine does the 2013 Audi S8 have?
It's fitted with a 4L 8-cyl turbo premium gasoline engine, paired with a automatic (s8) transmission.
What is the fuel economy of the 2013 Audi S8?
The most efficient configuration returns around 22 mpg (UK) combined, or 18 mpg on the US EPA cycle.
How much does the 2013 Audi S8 cost to fuel per year?
The US EPA estimates about $4,550 a year in fuel for the most efficient configuration, based on 15,000 miles of mixed driving and national average fuel prices. Your own cost will depend on mileage and local prices.
Does the 2013 Audi S8 have any recalls?
NHTSA lists 5 safety recall campaigns that include the 2013 Audi S8 (as of 6 October 2026). Most affected areas: Fuel system (2), Engine and engine cooling (1), Structure (1). A campaign often covers several model years or models, so check your own VIN to see whether your car is affected.
What are the most common problems reported for the 2013 Audi S8?
Among the 13 owner complaints filed with NHTSA, the most-reported areas are Engine (11 complaints), Unspecified (2 complaints), Power train (1 complaint). Complaints are unverified owner reports, not confirmed defects, and raw counts rise with how many cars were sold.
How much interior and luggage space does the 2013 Audi S8 have?
EPA measures interior passenger volume at 100 cubic feet (about 2,832 litres) and luggage volume at 15 cubic feet (about 425 litres). These are US EPA interior-volume figures, which are measured differently from the UK boot-capacity numbers manufacturers quote.