AUTOCHECK BUYBACK GUARANTEE. Just in, this Z4 Roadster 3.0si, is awesome! Fully loaded from the factory, it has dynamic stability control, digital sound processing, on board computer, premium package, sport package, and the list goes on. Powerful V-6 engine with automatic transmission. Space gray metallic in color, it has black leather interior seats. It is still in factory warranty. The exterior of this vehicle is extra clean. A non-smoker owned vehicle. The interior of this automobile is clean. Become only the second owner of this vehicle. 75% of the tread life remains on the tires. Why buy a new one? This vehicle is barely broken in.