2018 Audi S8 Base
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All photo credits
- Photo: Audi S8 plus front (24401296301) by Zytonits, CC BY-SA 2.0, via Wikimedia Commons
- Photo: 2016 Audi S8 TFSi Quattro Auto by Calreyn88, CC BY-SA 4.0, via Wikimedia Commons
- Photo: AUDI S8 D4 (Typ 4H) China by Dinkun Chen, CC BY-SA 4.0, via Wikimedia Commons
- Photo: Audi S8 plus (D4) rear by Tokumeigakarinoaoshima, CC BY-SA 4.0, via Wikimedia Commons
- Photo: Audi S8 plus (D4) interior by Tokumeigakarinoaoshima, CC BY-SA 4.0, via Wikimedia Commons
The 2018 Audi S8 Base is a 4.0-liter turbocharged V8 with an 8-speed automatic and all-wheel drive. It is rated at 18 mpg combined.
EPA fuel-economy estimates are 14 mpg city and 24 mpg highway (18 mpg combined).
| Spec | Value |
|---|---|
| Vehicle | |
| Body Type | Sedan |
| Powertrain | Gas |
| Engine | |
| Engine Type | 4.0L Turbocharged V8 |
| Displacement | 4 L |
| Drivetrain | |
| Drive Type | All-Wheel Drive (quattro) |
| Transmission | |
| Transmission | 8-Speed Automatic |
| Fuel Economy | |
| City | 14 MPG |
| Highway | 24 MPG |
| Combined | 18 MPG |
| Recommended Fuel | Premium Unleaded |
Safety & Recalls
NCAP safety ratings
Tested, but no star ratings were published (2018 Audi S8 4 DR AWD).
Recalls
1 recall on file with NHTSA for the 2018 Audi S8. Not every recall applies to every trim or VIN — check yours at nhtsa.gov/recalls.
Jul 7, 2020 · STRUCTURE:BODY:HOOD
Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2013-2018 Audi S8 and A8 vehicles. The seal around the engine compartment may come loose and contact hot engine components.
Consequence: If the seal contacts hot engine components, there could be an increased risk of a fire.
Remedy: Audi will notify owners, and dealers will install a retaining plate to prevent the engine compartment seal from loosening. The recall began September 4, 2020. Owners may contact Audi customer service at 1-800-253-2834. Volkswagen's number for this recall is 51G6.
NHTSA campaign 20V397000
Source: US National Highway Traffic Safety Administration (nhtsa.gov), matched as 2018 AUDI S8. US-market vehicles only; data cached for up to 7 days.