Porsche (911)
BMW (M3, M5)
Honda (S2000)
Acura (RSX, NSX)
Nissan (Pathfinder, Z, Maxima)
Infiniti (G35C, FX45)
Chrysler (Pacifica, Crossfire)
Dodge (Magnum, Neon R/T, Ram)
Mazda (Protege5, 6, RX-8)

This list is only based on cars they have right now. If you mean all-time favorites, it'd just be Porsche, BMW, Honda, Nissan