Denso 221-4408 Radiator

Overview of the Denso Radiator for Nissan Quest

The Denso 221-4408 radiator is designed specifically for Nissan Quest models, providing reliable cooling performance. This radiator includes a built-in transmission oil cooler, making it a comprehensive cooling solution for your vehicle.

• Core Height: 17.687 inches
• Core Width: 25.375 inches
• Core Thickness: 1.000 inch
• Inlet Diameter: 1.375 inches
• Outlet Diameter: 1.375 inches
• Includes Transmission Oil Cooler

Detailed Product Description

The Denso 221-4408 radiator is engineered to meet the cooling requirements of Nissan Quest vehicles. Its core dimensions—17.687 inches in height, 25.375 inches in width, and 1 inch in thickness—ensure efficient heat dissipation. The radiator features inlet and outlet diameters of 1.375 inches, compatible with the factory cooling system hoses. Additionally, the integrated transmission oil cooler supports the vehicle’s transmission system by maintaining optimal fluid temperatures, which helps prevent overheating and extends transmission life.

Compatible Nissan Quest Models and Applications

This radiator is compatible with Nissan Quest models requiring a direct replacement radiator with transmission oil cooler integration. It is suitable for owners seeking a radiator that matches OEM specifications for fit and function.

• Overheating engine issues
• Coolant leaks or damaged radiator core
• Transmission fluid overheating
• Reduced cooling efficiency
• Corroded or clogged radiator passages

Installation Notes and Tips

When installing the Denso 221-4408 radiator on a Nissan Quest, ensure all hose connections match the 1.375-inch inlet and outlet diameters. Properly flush the cooling system before installation to remove debris and contaminants. Verify the transmission oil cooler lines are securely connected to prevent leaks. It is recommended to inspect all related components such as hoses, clamps, and thermostat during installation for optimal system performance.

Quality Assurance and Warranty

Denso radiators are manufactured to meet strict quality standards, ensuring durability and reliable performance. The 221-4408 radiator undergoes rigorous testing to comply with OEM specifications. Warranty coverage details should be confirmed with the distributor or manufacturer, as they may vary by region.