Autoblog: Audi S8 Due This Year with 4.0-liter Twin-Turbo V8

[source: Autoblog, A8 photo: Audi AG]

A 621-hp S8 E-Tron could follow

Autobild reports that the next-generation Audi S8 will be introduced later this year, and we’ve pieced together intel from various reports for an idea of what we’ll get. Autocar says the coming D5 sedan will get a 4.0-liter twin-turbo V8 sourced from the Porsche Panamera Turbo, ditching the 4.0-liter twin-turbo V8 that Audi developed with Bentley and put in the current D4 S8. According to the report, the V8 will make 535 hp; that’s seven fewer horses than the same engine makes in the Porsche, but 22 hp more than the last standard S8…

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