Model year guide

2008 Audi S8

Recalls, most-reported problems, crash-test ratings, fuel economy and what a 2008 Audi S8 is worth — from official NHTSA and EPA data. 11 on record.

2008 Audi S8 — representative photo
Representative photo · via Wikimedia Commons

2008 Audi S8 at a glance

Safety recalls1
Owner complaints5
Combined15 mpg

Included: that car's specs and build sheet, model-year recall campaigns and a fair price.

2008 Audi S8 recalls 1

Visibility:sun/moon Roof Assembly NHTSA Campaign #16V415000 · manufacturer #60C3 · 09/06/2016

Volkswagen Group of America, Inc. (Volkswagen) is recalling certain model year 2007-2009 Audi A8 and S8 vehicles. The sunroof glass on the affected vehicles may not be properly secured to the sunroof frame. As a result, the sunroof glass may detach from the car while driving.

Fix: Volkswagen will notify owners, and dealers will install additional adhesive between the sunroof glass and frame, free of charge. The recall is expected to begin in August 4, 2016. Owners may contact Audi customer service at 1-800-253-2834. Volkswagen's number for this recall is 60C3.

Source: U.S. NHTSA, checked 4 Nov 2026. A campaign covers the model year; to see whether a particular car still needs the repair, check its VIN on NHTSA.gov or ask a franchised dealer.

2008 Audi S8 common problems

The most-reported problem areas across all 5 owner complaints filed with NHTSA — and what to check before you buy.

Visibility
Test wipers, washers, defrosters and all mirrors. Check the windshield for cracks and any camera/sensor for fogging or faults.
Visibility/wiper
Have a trusted mechanic inspect this system as part of a pre-purchase inspection.
Vehicle Speed Control
Test cruise control and throttle response, and watch for any hesitation or unintended acceleration.
Fuel/propulsion System
Check for fuel or battery warnings, hard starts and stalling. On a hybrid/EV, confirm charging and range behave normally.

2008 Audi S8 MPG & running costs

Combined15 mpg
City13 mpg
Highway19 mpg
Est. annual fuel cost$5,500
EPA size classMidsize Cars
TransmissionAutomatic (S6)
Passenger volume100 cu ft
Cargo volume15 cu ft
5-yr fuel cost vs average new car$15,500 more

Source: U.S. EPA / DOE fueleconomy.gov.

Estimated 5-year cost to own

A rough guide to what running a 2008 Audi S8 costs over five years and 75,000 miles.

Fuel (5 yrs)$27,500
Fuel only$27,500
Per mile$0.37

How this is estimated: fuel is the U.S. EPA annual cost at 15,000 miles a year. There aren't enough comparable listings to estimate depreciation for this model, so it is left out. Not included: insurance, maintenance, repairs, taxes, registration and finance costs. Treat it as a comparison guide, not a quote.

Dimensions & weight

Length
199.2 in
Width
74.8 in
Height
55.9 in
Wheelbase
115.7 in
Curb weight
4,586 lb
Front track
63.8 in
Rear track
63.0 in

Manufacturer-reported figures for the 2008 Audi S8. Source: Transport Canada vehicle specifications via NHTSA.

Investigations & service bulletins

Manufacturer service bulletins 202

Technical notes the manufacturer sent to dealers about known issues and fixes. Useful to mention to a mechanic — they are not recalls and repairs may not be covered. Showing the 10 most recent of 202.

This bulletin provides information when the exterior trunk handle is inoperative.

Bulletin A5724422025031_3 · Structure · May 2024

This bulletin provides information when the exterior trunk handle is inoperative.

Bulletin A5724422025031_3 · Structure · May 2024

This bulletin provides information pertaining to MMI Navigation database concerns.

Bulletin A9124632044694_3 · Equipment · Feb 2024

This bulletin provides information when the parking assistance provides false warnings.

Bulletin A912306202432310 · Electrical System · Dec 2023

This bulletin provides general information about the outside air temperature reading.

Bulletin A9023562032113_8 · Electrical System · Nov 2023

This bulletin provides information on the VAS 611 015 PICO-NVH tool for professional noise analysis.

Bulletin A0023812070568_2 · Equipment · Nov 2023

This bulletin provides information pertaining to when there are foreign objects inside of a headlight or taillight.

Bulletin A9423672071954_1 · Exterior Lighting · Oct 2023

This bulletin provides damage assessment guidelines for textile seat covers.

Bulletin A7423262071893_1 · Equipment · Oct 2023

This bulletin provides information for when unauthorized/unjustified DTC memory entries are captured in ODIS test Plans (Ghost faults).

Bulletin A0023762071721_1 · Electrical System, Equipment · Oct 2023

This bulletin provides information on the additional reporting requirements for safety related inquiries.

Bulletin A0023742052680_4 · Equipment · Oct 2023

Source: NHTSA Office of Defects Investigation, listed for the S8 AWD. Model-year data, not specific to one car.

Canadian recalls 1

Transport Canada recall campaigns for the 2008 Audi S8. Relevant if the car was first sold in, or imported from, Canada.

Accessories

On certain vehicles, the glass panel of the sunroof may not have been properly bonded to the sunroof frame. This could allow the glass panel to separate from the vehicle while driving, creating a road hazard which could increase the risk of a crash causing injury and/or damage to property. Correction: Dealers will apply additional adhesive between the sunroof frame and glass pa…

Transport Canada #2016287 · Jun 2016

Source: Transport Canada Motor Vehicle Safety Recalls Database.

About the Audi S8

The Audi S8 is a full-size luxury car produced by the German automaker Audi AG, manufactured by Audi Sport GmbH at the Neckarsulm plant, and part of Audi's S model range. The S8 is the high-performance version of the Audi A8, fitted standard with Audi's quattro all-wheel drive system, and was only offered with a short-wheelbase for the first three generations, being joined by a long-wheelbase variant option for the fourth generation.

From Wikipedia, licensed CC BY-SA 4.0. Describes the model line in general, not this model year specifically.

2008 Audi S8 trims & engines on record

Trims
quattro
Engines
5.2L 10-cyl 450 hp

2008 Audi S8 vehicles on record

Other Audi S8 model years

2008 Audi S8 — frequently asked questions

Does the 2008 Audi S8 have any safety recalls?

NHTSA lists 1 recall campaign for the 2008 Audi S8. Whether an individual car still needs a recall repair depends on its VIN — check it on NHTSA.gov or ask a franchised dealer. Recall repairs are done at no charge.

What are the most common problems with the 2008 Audi S8?

Across all 5 owner complaints filed with NHTSA, the most-reported problem areas are visibility, visibility/wiper, vehicle speed control.

What gas mileage does the 2008 Audi S8 get?

The 2008 Audi S8 has a U.S. EPA estimate of 15 mpg combined (13 city / 19 highway).

Sources: NHTSA (recalls, complaints, crash tests), U.S. EPA (fuel economy). Vehicle data only — CarLogs never shows owner information.