Denso 221-4415 Radiator

Overview of the Denso Radiator 221-4415 for Infiniti and Nissan

The Denso Radiator 221-4415 is engineered to provide reliable cooling performance for select Infiniti and Nissan vehicles. Designed specifically for models like the Infiniti QX60 and JX35, as well as the Nissan Pathfinder, this radiator supports efficient engine temperature regulation under various driving conditions.

• Core Height: 19.6060 inches
• Core Thickness: 1.0620 inches
• Core Width: 30.1570 inches
• Transmission Oil Cooler Included
• Inlet Diameter: 1.3770 inches
• Outlet Diameter: 1.3770 inches

Detailed Features of the Denso Radiator Brand Line

The Denso Radiator product line focuses on delivering durable and precise cooling components tailored to specific vehicle applications. This radiator model 221-4415 incorporates a transmission oil cooler, enhancing its functionality by supporting both engine and transmission temperature management. The core dimensions are optimized to fit the cooling system requirements of the Infiniti JX35, QX60, and Nissan Pathfinder, ensuring proper heat dissipation and fluid flow.

Technical Description and Compatibility

This radiator features a core height of 19.6060 inches, a core width of 30.1570 inches, and a core thickness of 1.0620 inches, providing a balanced surface area for effective heat exchange. Both the inlet and outlet diameters measure 1.3770 inches, matching OEM specifications for seamless integration. The inclusion of a transmission oil cooler supports vehicles equipped with automatic transmissions, contributing to overall drivetrain longevity. Compatible with Infiniti JX35, QX60, and Nissan Pathfinder models, the Denso 221-4415 radiator meets the precise fitment and performance standards required for these vehicles.

Common Applications and Problem Resolution

• Replaces faulty or leaking radiators in Infiniti JX35, QX60, and Nissan Pathfinder
• Addresses engine overheating issues caused by inefficient cooling
• Supports transmission cooling to prevent overheating and fluid degradation
• Restores proper coolant flow and pressure within the cooling system
• Eliminates coolant leaks from damaged or corroded radiator cores

Installation Notes and Tips

Ensure the radiator core dimensions and inlet/outlet diameters match the vehicle’s specifications before installation. Properly drain coolant and transmission fluid as needed to avoid contamination. Inspect hoses and clamps for wear and replace if necessary to maintain a secure seal. Verify that the transmission oil cooler lines are correctly connected to prevent leaks. After installation, perform a pressure test and monitor engine temperature to confirm correct operation.

Quality Assurance and Warranty

Denso radiators are manufactured to meet strict quality standards, ensuring durability and reliable performance. The 221-4415 radiator undergoes rigorous testing to comply with OEM specifications for fit and function. While specific warranty details are not provided here, Denso products typically include coverage against manufacturing defects. Consult the product documentation or supplier for exact warranty terms.