330.0-hp, 3.2-liter, Straight 6 Cylinder Engine (Gasoline Fuel) Wondering which trim is right for you? Our 2006 BMW Z4 M trim comparison will help you decide.

It's been a very long time since BMW came up with a show car that caused any of us to gasp with pleasure, to make us say, "Gotta have it!" X Coupe? Nah. CS1? Not really. xActivity? Thanks, but no ...