Find Mazda Protege Radiator Hose Top. Discover Mazda Protege Top Radiator Hoses In Canada & Mazda Protege Top Radiator Hose. Maintaining the upper radiator hose in your Mazda Protege is crucial for preventing overheating and ensuring peak performance. Regular checks for soft spots, cracks, and leaks can signal the need for replacement before a catastrophic failure occurs. To extend its lifespan, ensure the hose is firmly secured, avoiding stress from engine movement, and replace it with high-quality, heat-resistant materials. When selecting a new hose, opt for either OEM equivalents for guaranteed compatibility or reinforced silicone hoses for enhanced durability. Remember, a proper installation, free from sharp bends or kinks, will optimize the cooling system's efficiency and safeguard your engine's health, making it a smart investment for every Mazda Protege owner shopping with us online.