The 2015 Audi S8 has 6 owner-filed NHTSA complaints and 4 recalls on record. The most-reported areas are engine and power train. Owners most often flag extremely high maintenance and repair costs: routine service, tires, and brakes are very expensive; major repairs (turbos, transmission, engine mounts) can cost $5,000-$15,000+. frequency: very frequent.
Source: NHTSA complaints and recalls filed for 2015 Audi S8 vehicles (US, public record).
fuel system, gasoline:delivery:hoses, lines/piping, and fittings
Campaign 18V430000Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2013-2015 Audi S8 and A8 vehicles. The fuel supply line for the high pressure fuel pump may become porous over time, resulting in a fuel leak.
fuel system, gasoline:delivery:hoses, lines/piping, and fittings
Campaign 19V057000Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2013-2016 Audi A8 and S8 vehicles. The fuel supply line for the high pressure fuel pump may become porous and leak fuel.
structure:body:hood
Campaign 20V397000Volkswagen 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.
engine and engine cooling:engine:gasoline:turbo/supercharger
Campaign 22V178000Volkswagen Group of America, Inc. (Audi) is recalling certain 2013-2017 A8, S6 Sedan, S7, S8, and 2014-2017 RS7 vehicles. The turbocharger oil supply strainer can become blocked, causing wear to the bearings due to lack …
Owner sentiment is strongly positive regarding the vehicle's core proposition as a high-performance luxury sedan, described as a "sleeper rocket with insane comfort" and "the best balance of comfort and performance possible." The…
Owner insights cover all generations of the S8. See the full S8 owner picture and every model year.
Used S8 listings typically run $122,575–$136,269 across 2007 to 2026 model years.
Compare every S8 year side by side to see how 2015 ranks against the rest.