Compatibility: 1999-2003 Mazda Protege 2002-2003 Mazda Protege5 For more details, pls check compatibility Chart. What is a Radiator? A radiator is a component of the engine's cooling system that removes heat from the engine. The process begins when the thermostat in the front of the engine detects overheating. Then coolant and water get released from the radiator and sent through the engine to absorb this heat. Features: .
