Wheels that are made from a mixture of metals, usually aluminium or magnesium, are called alloy wheels/rims. While they tend to provide a big weight saving over traditional steel rims, they tend not to be as durable.
Any car that can be started without the need to be physically present in the car. This is usually done from the keyfob within operating range and can be used to warm up/cool down the vehicle cabin before you approach it.
A car equipped with All-Wheel Steering means that the rear wheels can turn, which typically improves handling dynamics.
A safety mechanism that automatically unlocks the doors when the airbags are deployed in an accident.
A vehicle window that has been fitted with a factory-installed tint, adding privacy and preventing those outside from looking into the vehicle.