This 6061-T6 all aluminum, bolt-in performance radiator is available for the 1995-2003 Mazda Protege. Accepts stock fans and will fit with header and turbo upgrades. This version was created to be a great improvement over the stock design, when used in most racing applications. Featuring multi louvered fin design which is optimized over the stock design, that provides exceptional cooling benefits. For those with much higher output engines than stock, such as in World Challenge racing, you should use AWR