See also:

Exterior
If you took BMW's Z4, raised it up and lengthened the rear quarters to add two more doors, you would get something of the X6's profile. The scalloped headlights, twin kidney grilles and stacked ta ...

Volume
"Speed volume": speed-dependent volume control. "PDC": volume of the PDC signal* compared to the entertainment sound output. "Gong": volume of the signal, su ...

Under the Hood
The 135i's turbocharged inline-six makes 300 horsepower and 300 pounds-feet of torque. It works through a six-speed manual or BMW's seven-speed dual-clutch automatic. Either car hits 60 mph in abo ...