A few weeks ago, in sunny Valencia, T3 got behind the wheel of Audi's brand new fourth-generation A8. Not only is the new A8 a seriously impressive saloon-cum-limo, all-but fully self-driving ...

This year marks 21 years since the first Audi A8 went on sale ... the Edition 21’s special positioning extends to illuminated, logo’d sill plates. Just one engine is available, appropriate ...