Denso 221-9323 Radiator

Overview of the Denso Radiator for BMW 528i and 528i xDrive

The Denso radiator part number 221-9323 is designed specifically for BMW 528i and 528i xDrive models. Engineered to meet OEM specifications, this radiator ensures efficient engine cooling and reliable performance under various driving conditions.

• Core Height: 23.62 inches
• Core Width: 14.11 inches
• Core Thickness: 1.34 inches
• Inlet Diameter: 1.52 inches
• Outlet Diameter: 1.52 inches
• Transmission Oil Cooler: Not included

Technical Details and Specifications

The Denso 221-9323 radiator features a core height of 23.62 inches and a width of 14.11 inches, providing ample surface area for heat dissipation. Its core thickness of 1.34 inches balances cooling efficiency with compact design, fitting precisely within the engine bay of BMW 528i and 528i xDrive vehicles. Both the inlet and outlet diameters measure 1.52 inches, ensuring compatibility with the existing coolant hoses and maintaining proper coolant flow. This radiator does not include a transmission oil cooler, so it is intended for applications where a separate transmission cooler is used or not required.

Compatible Vehicles and Applications

This radiator is compatible with the following BMW models:

• BMW 528i
• BMW 528i xDrive

It is designed to replace the original radiator in these vehicles, restoring optimal cooling system performance and preventing engine overheating issues.

Common Issues Addressed by This Radiator

• Engine overheating due to radiator leaks or blockages
• Reduced cooling efficiency from damaged or corroded radiator cores
• Coolant leaks caused by cracked or worn radiator tanks
• Inadequate coolant flow from incompatible radiator dimensions
• Failure of the cooling system leading to engine performance problems

Installation Notes and Tips

When installing the Denso radiator 221-9323 on BMW 528i or 528i xDrive models, ensure the following:

• Verify that the inlet and outlet hose diameters match the vehicle’s coolant lines (1.52 inches)
• Inspect and replace any worn or damaged hoses and clamps during installation
• Flush the cooling system to remove debris and contaminants before fitting the new radiator
• Check for proper radiator mounting and secure all fasteners to manufacturer torque specifications
• Refill the cooling system with the recommended coolant type and bleed air pockets to prevent overheating

Quality Assurance and Warranty Information

Denso radiators are manufactured to meet strict quality standards and OEM specifications. The 221-9323 radiator undergoes rigorous testing to ensure durability and reliable performance. While specific warranty terms may vary, Denso typically offers coverage against defects in materials and workmanship. Consult the product documentation or supplier for detailed warranty information related to this radiator.