the twin-turbocharged V12 TDI was not put to rest alongside the Le Mans concept. Do you want to know what Audi did with the 6 ...

Last month, and somewhat curiously, Audi revealed the not-for-America Avant version of its new A6 ahead of the more ...

Concept cars are cool, but sometimes, even though we want them, manufacturers abandon them. Here are ten concept cars we wish ...