For Lexus Is200 / Is300 2.0 / 3.0 1999-2005 2000 2001 2002 2003 2004 AT. The Core is made from high quality Aluminum. Its light-weight, 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.
