ECCPP Radiator CU2837 for 2009 Buick Allure 2008 Chevrolet Impala COMPATIBLE VEHICLES  Radiator for 2005 Pontiac Grand,2006 Chevrolet Impala/Monte,2008 Buick LaCrosse/Allure DURABILITY - Every radiator is subjected to an aging and endurance test in order to validate its performance under extreme weather conditions QUALITY MATERIALS  The radiator is made by Aluminum Core Material,and plastic Tank MaterialAluminum treated coating is applied to prevent corrosion and ensure product longevity FUNCTION - Functions with all stock engine bay equipment BUY WITH CONFIDENCE - Vehicle test-fitted prior to market release, ensuring perfect drop-in fit and safety