The Mishimoto Mazda Protege Fan Shroud Kit will considerably improve engine cooling functions and the overall performance of your vehicle.All Mishimoto fan shrouds are significantly lighter than standard fan shrouds.In maintaining your engine, it is ideal to keep it running cool, especially during those unbearably hot days.A Mishimoto fan shroud will notably improve engine cooling performance by delivering more air to the Protege aluminum radiator and driving out excess heat.Note: This item will fit the MazdaSpeed Protege only if the Mishimoto Mazda Protege Performance Aluminum Radiator (MMRAD-PRO-03) has been installed.