These are the first pictures of the forthcoming Audi S8, spied during winter testing.
Little is known about the S8, the performance version of Audi’s new A8 executive saloon, but power is likely to come from a turbocharged V8 engine rather than the Lamborghini-sourced V10 of the outgoing model.
See the Audi S8 spy picsThe development model pictured here is in standard A8 bodyw...
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