Originally posted by Iceman
Audi's 444 bhp 6.0-liter W12 engine is also possible for the S9 Le Mans.
Pistonheads article.
The RS9 Le Mans can then get the 550 bhp W12 Bi-Turbo.

wfg, Hans.
not if they want it to fly! (with apologies to Lenny Henry)