BMW will unveil at the Geneva Motor Show the Original BMWAccessories for the 1-Series and 3-Series, a wide wide range of attractive features allows every BMW driver to upgrade his or her car over and above its standard equipment and the options available from the factory to meet his personal requirements and individual style. The BMW performance parts will be available as of late March/early April.
It will include updates for the suspension, drivetrain, aerodynamics, and cockpit of the car. The BMW Performance Aerodynamics Kit optimises the dynamic driving qualities of the car and at the same time guarantees a powerful look in everyday traffic.
More details can be found here