This took me some time to think about but I think I've come to my decision.
#1 - Daily Driver
Range Rover Sport Coupe
#2 - All Corners (must be AWD)
Group B Audi Sport Quattro S1
#3 - High Speed Heaven (luxury & power)
Shelby SuperCars’ (SSC) Ultimate Aero
#4 - Mid or Rear (engine behind occupants)
911 Carrera RSR Turbo
#5 - Off the Beaten Trail (4x4 & such...)
I don't know if this counts....
The newest Batmobile
#6 - Track Time (track vehicle)
BMW M3 Race Version
#7 - WILD CARD (just fill the bay - balls, class, style, prestige ... whatever)
21 Window Deluxe Microbus!!