Denso 221-3109 Radiator

Overview of the Denso Radiator 221-3109 for Lexus and Toyota

The Denso radiator 221-3109 is engineered to provide reliable cooling performance for select Lexus and Toyota vehicles. Designed specifically for models like the Lexus ES300 and Toyota Avalon and Camry, this radiator ensures efficient heat dissipation and supports engine longevity.

• Core Height: 16.75 inches
• Core Width: 28.062 inches
• Core Thickness: 1.0 inch
• Transmission Oil Cooler Included for enhanced transmission cooling
• Inlet and Outlet Diameter: 0.937 inches each

Detailed Specifications and Features

This Denso radiator features a core height of 16.75 inches and a width of 28.062 inches, providing ample surface area for effective heat exchange. The 1-inch core thickness balances cooling capacity with compact design, fitting precisely within the engine bay of compatible Lexus and Toyota models. Both the inlet and outlet diameters measure 0.937 inches, ensuring proper coolant flow. Additionally, the integrated transmission oil cooler supports transmission temperature regulation, which is critical for vehicles like the Toyota Camry and Lexus ES300 that may experience varied driving conditions.

Compatible Vehicles and Applications

This radiator is compatible with the following vehicles:

• Lexus ES300
• Toyota Avalon
• Toyota Camry

It is designed to replace original equipment radiators in these models, maintaining factory specifications and performance standards.

Common Issues Addressed by the Denso Radiator 221-3109

• Engine overheating due to inefficient heat dissipation
• Transmission overheating from lack of integrated cooling
• Coolant leaks caused by damaged or corroded radiator cores
• Reduced engine performance linked to poor cooling system function
• Premature wear of engine components from excessive heat

Installation Notes and Tips

When installing the Denso radiator 221-3109, ensure the vehicle is fully cooled and the cooling system is depressurized. Verify that the inlet and outlet hose diameters match the radiator connections to prevent leaks. Properly secure all mounting points and check for any obstructions around the radiator core. It is recommended to replace coolant and inspect related components such as hoses and clamps during installation to maintain system integrity.

Quality Assurance and Warranty Information

Denso radiators are manufactured to meet or exceed OEM standards, ensuring durability and reliable performance. The 221-3109 radiator undergoes rigorous quality control testing, including pressure and leak tests. While specific warranty terms may vary, Denso typically offers coverage against defects in materials and workmanship. Consult product documentation or authorized sources for detailed warranty information.