Motor vehicle front surface including a central air-moving device, wherein the central air-moving device is connected laterally to at least one side air-moving device leading air from a central part of the front surface towards at least one side part of the vehicle, and in that the front surface comprises at least one valve between the central air-moving device and the side air-moving device, making it possible to adjust the air flow circulating between the central air-moving device and the side air-moving device.
