ECCPP New Aluminum Radiator 1889 fits for 1997-1999 Buick Century Custom 1997-2003 Pontiac Grand Prix GT 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