See also:

Misfuel prevention (diesel)
Mechanical device which prevents filling the tank of a Diesel vehicle with petrol. It avoids the risk of engine damage that can result from filling with the wrong fuel. Located in the filler neck ...

"Porsche tiptronic system" automatic gearbox
Six speed automatic gearbox which offers a choice between the comfort of fully automatic operation, enhanced by sport and snow programmes, or manual gear changing. Four driving modes are offered: ...

Airbags
System designed to maximise the safety of the occupants (with the exception of the rear centre passenger) in the event of violent collisions. It supplements the action of the force-limiting seat b ...