2.7T v 4.2 A6

[Taka Mizutani]

Well-
20v turbo was used in:
UrQ (RR?) '88-90
200 (3B), '89-91
S2 coupe, sedan, wagon (ADU) '89-97
RS2 (ABY) '95-97
S4/S6 sedan, wagon (AAN) '91-97

I think that's correct. Corrections, please?

Fairly common- only used for high-performance models, though.

Taka