Upcoming Cars in 2011 BMW Z4 sDrive35is Roadster Mille Miglia Limited Edition With Specification And Prices With Reviews And Pictures ImagesM Sport Packages are now available for both the Z4 sDrive35i and well as the base model, Z4 sDrive30i. If that isn’t enough to tickle the enthusiast’s fancy, enter the Z4 sDrive35is.With a more powerful version of BMW’s heralded 3.0-liter twin-turbo inline