See also:

Top-class performance from eight or six cylinders: BMW TwinPower Turbo in the new BMW 6-Series Coupe.
One V8 and one six-cylinder in-line engine are available for the new BMW 6-Series Coupe from market launch, and both can claim unique features. These power units are kitted out with BMW TwinPower ...

BMW Assist or ConnectedDrive
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Maintenance
The battery is maintenance-free, i.e., the electrolyte will last for the life of the battery. Your service center will be glad to advise you on questions regarding the battery. ...