dude 2 turbos, 6 speed, QUATTRO, and the avant has a near 50/50 weight balance (engines are alittle to farwide body, foreward in Quattro) oh and not to mention MTM will upgrade it to 600+ hp with just bolt ons and the car will take it and be VERY happy with it..now what about the RS6 4.2l Bi-Turbo V8 AWD wide body...do I hear any complaints...oh yea avant...the best reason for buying a RS4....oh 5.0 mustang/SS/WS6/VIPER just got spanked by a wagon ;-P