well slides out that have been taken as two separate electrical systems the conventional twelve volt long standard in most vehicles which powers the lighter socket among other things and now a forty eight volt system that runs the electric motor for the active role stabilisation that helps keep the car on the road if the driver takes a curve too fast at applying up to twelve hundred meters to counteract the centrifugal force and when it's not needed for instance on straight away so the system disconnects itself to maximize comfort for the driver and passengers for. given the choice between a v. a gasoline engine and the top of the range twelve what exactly speaks for the smaller unit. i don't i hope no one thinks that aside from the greater sportiness it would have to be the price even some relation to the w twelve even then this is a s.u.v.