2012 Audi S7 gets 420-hp 4.0 liter twin-turbo V8
Joining the Audi S6 and Audi S8 at the 2011 Frankfurt Motor Show will be the new Audi S7 Sportback.
Read MoreJoining the Audi S6 and Audi S8 at the 2011 Frankfurt Motor Show will be the new Audi S7 Sportback.
Read MoreAccording to rumors, the much-anticipated Audi S7 Sportback will debut at the 2010 Paris Motor Show later this month. No word
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