ECCPP New Aluminum Radiator 2703 fits for 2003-2007 Subaru Impreza WRX 15/16 In Thickness If you don't make sure whether this item fits to you, message us Innovative engineering, manufacturing technology and quality control ensure that radiators meet or exceed the performance of the original equipment radiators they replace; that extends to all components, including engine and transmission Vehicle test-fitted prior to market release, ensuring perfect drop-in fit Plastic-aluminum radiators are brazed with the state-of-the-art Nocolok furnace process Aluminum treated coating is applied to prevent corrosion and ensure product longevity