For BMW 5 F10 F11 BMW 7 F01 F02 523i 530i 2009-2016. This Aluminum Core Radiator is designed to provide maximum cooling efficiency to prevent premature engine failure. Its lightweight, and high-heat transferring aluminum features a tube and fin design that, dramatically increases surface area that enables the heat to dissipate more efficiently.Radiators are essential in keeping your engine cool and removing excess heat that accumulates when the engine burns fuel.