See also:

Twin-scroll turbocharging
The new four-cylinder engines also feature twin-scroll turbocharging. This means that the exhaust stream from cylinders 1 and 4, and the exhaust stream from cylinders 2 and 3, follow separate spir ...

Using voice activation
Activating the voice activation system 1. Press the button on the steering wheel. 2. Wait for the signal. 3. Say the command. The command is displayed in the instrument cluster. This symb ...

2012 BMW 3 Series: Up Close
Of all BMW's cars, the 3 Series is the one that somehow escaped being hit by the Chris Bangle ugly stick, so I didn't go to the redesigned compact sedan's North American debut looking for sweet re ...