It's a 1999 Audi A8 4.2 Quattro:
300 HP, all wheel drive, 5 speed Porsche
designed tiptronc transmission,
lots and lots of luxury features, and lots of fun
to drive. It has 70K miles
on it, and is very nice. It's hard to tell from
the picture, but the car is a dark blue.
Some Audi tech stuff: