Audi toyed with the idea of putting a twin-turbo V12 engine in the Audi R8. The proof of concept was a model called the Audi ...

The R8 V-12 TDI that was one of the stars of the Detroit Auto Show is also on hand and Audi is allowing some journalists to take some gentle laps in the concept. The reason the laps are gentle is ...

Yesterday we brought news of Audi's serious intent to produce the V12 diesel-powered ... power of the V8 TDI, an engine with a displacement of 4.2 liters, into a vehicle concept that impresses ...