Part #: 221-9525

Denso 221-9525 Radiator

⚙️ 3 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Acura, ILX
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Overview of the Denso Radiator for Acura ILX

The Denso 221-9525 radiator is designed specifically for the Acura ILX, providing reliable cooling performance. Engineered with precise core dimensions, this radiator ensures efficient heat dissipation to maintain optimal engine temperature.

  • Core Height: 14.7638 inches
  • Core Thickness: 0.6299 inches
  • Core Width: 26.3780 inches
  • Inlet Diameter: 1.2598 inches
  • Outlet Diameter: 1.2795 inches

Detailed Radiator Specifications

This radiator features a core height of approximately 14.76 inches and a core width of 26.38 inches, providing a substantial surface area for effective cooling. The core thickness of 0.63 inches supports efficient coolant flow while maintaining structural integrity. The inlet and outlet diameters, measuring roughly 1.26 and 1.28 inches respectively, are designed to match the Acura ILX’s cooling system connections, ensuring a secure fit and optimal fluid transfer.

Compatible Vehicles and Applications

This radiator is compatible with the Acura ILX model, making it a suitable replacement part for maintaining your vehicle’s cooling system. It is intended for use in addressing common radiator-related issues such as:

  • Engine overheating due to radiator failure
  • Coolant leaks from damaged or corroded radiator cores
  • Reduced cooling efficiency impacting engine performance
  • Physical damage from road debris or accidents
  • Clogged or blocked radiator passages causing poor heat exchange

Installation Notes and Tips

When installing the Denso 221-9525 radiator, ensure all connections match the specified inlet and outlet diameters for a proper seal. It is recommended to flush the cooling system before installation to remove any debris or contaminants. Verify that mounting points align with the Acura ILX chassis to avoid fitment issues. Proper coolant levels and system bleeding are essential after installation to prevent air pockets and ensure efficient operation.

Quality Assurance and Warranty

Denso radiators are manufactured to meet OEM standards, ensuring durability and performance. While specific warranty details for part number 221-9525 are not provided here, Denso products typically come with a limited warranty covering defects in materials and workmanship. For exact warranty terms, consult the product documentation or authorized Denso distributors.

BrandDenso
Part Number221-9525
Core Height14.7638
Core Thickness0.6299
Core Width26.3780
Inlet Diameter1.2598
Outlet Diameter1.2795

This part fits 3 vehicles. Search below:

YearMakeModelPositionNotes
2015AcuraILXN/A
2014AcuraILXN/A
2013AcuraILXN/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

19010-R9A-A51

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.