BMW 3 Series (E90) Hood Scoops, Window Louvers
An air vent on the BMW 3 Series (E90) bonnet that enables flow of air directly to the engine compartment is called a BMW 3 Series (E90) hood scoop or a bonnet scoop. If the BMW 3 Series (E90) vent is closed and doesn’t actually carry the air to the engine compartment it serves only a decorative purpose. BMW 3 Series (E90) Window louvers are framed openings in the window, fitted with fixed or movable horizontal members for admitting air and light and keeping the rain out. BMW 3 Series (E90) Window louvers can be fitted on to your car window. Window louvers give your car a great stylized look.