Denso 221-0503 Radiator

Overview of the Denso Radiator 221-0503 for Lexus and Toyota

The Denso radiator part number 221-0503 is engineered for reliable cooling performance in select Lexus and Toyota vehicles. Designed to meet specific fitment requirements, this radiator supports models such as the Toyota Camry, Lexus ES300, ES330, and Toyota Solara.

• Core dimensions: 15.687 inches height, 29.000 inches width, 0.625 inches thickness
• Includes transmission oil cooler for integrated cooling
• Inlet and outlet diameters both measure 0.937 inches for precise hose compatibility
• Compatible with Lexus and Toyota models including Camry, ES300, ES330, and Solara
• Part number 221-0503 ensures exact replacement fit

Detailed Radiator Specifications and Features

This Denso radiator features a core height of 15.687 inches, width of 29 inches, and a thickness of 0.625 inches, providing an optimal surface area for heat dissipation. The inclusion of a transmission oil cooler enhances the radiator’s functionality by allowing it to manage both engine and transmission temperatures efficiently. The inlet and outlet diameters are both 0.937 inches, ensuring compatibility with factory-standard hoses on the specified Lexus and Toyota models. This radiator is designed to maintain proper engine temperature and support vehicle performance under various driving conditions.

Applications and Common Issues Addressed

• Replaces faulty or leaking radiators in Lexus ES300, ES330, Toyota Camry, and Solara
• Resolves overheating caused by clogged or damaged radiator cores
• Addresses transmission overheating by integrating the transmission oil cooler
• Fixes coolant leaks due to worn or cracked radiator components
• Improves cooling efficiency in vehicles with original equipment radiator failures

Installation Notes and Tips

• Ensure compatibility by verifying part number 221-0503 against vehicle make and model
• Inspect and replace radiator hoses if worn to prevent leaks
• Drain coolant and transmission fluid before removal to avoid spills
• Check for proper seating of inlet and outlet connections with 0.937-inch diameters
• Bleed the cooling system after installation to remove air pockets

Quality Assurance and Warranty Information

Denso radiators are manufactured to meet OEM specifications for fit, form, and function. Part number 221-0503 undergoes rigorous quality control to ensure durability and performance. 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.