Part #: 221-3208

Denso 221-3208 Radiator

⚙️ 6 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Honda, Civic and Civic del Sol
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Overview of the Denso Radiator for Honda Civic and Civic del Sol

The Denso 221-3208 radiator is engineered to provide reliable cooling performance for Honda Civic and Civic del Sol models. Designed with precise core dimensions and integrated transmission oil cooler, this radiator supports efficient engine temperature management under various driving conditions.

  • Core Height: 13.75 inches
  • Core Width: 13.687 inches
  • Core Thickness: 1.0 inch
  • Inlet Diameter: 1.125 inches
  • Outlet Diameter: 1.125 inches
  • Includes Transmission Oil Cooler

Detailed Product Description

The Denso 221-3208 radiator features a core measuring 13.75 inches in height, 13.687 inches in width, and 1 inch in thickness, providing an optimal surface area for heat dissipation. Both the inlet and outlet diameters are 1.125 inches, ensuring compatibility with the original coolant hoses on compatible Honda models. This radiator also includes an integrated transmission oil cooler, which helps maintain transmission fluid temperature, contributing to overall vehicle performance and longevity.

Compatible Vehicles and Applications

This radiator is specifically designed for use with Honda Civic and Honda Civic del Sol vehicles. It is suitable for owners seeking a direct replacement radiator that meets OEM specifications and supports the vehicle’s cooling system requirements.

  • Overheating issues due to radiator core damage or clogging
  • Coolant leaks from cracked or corroded radiator tanks
  • Transmission fluid overheating caused by a faulty transmission oil cooler
  • Reduced engine cooling efficiency from worn or undersized radiators
  • Replacement during routine maintenance or radiator failure

Installation Notes and Tips

When installing the Denso 221-3208 radiator, ensure all hose connections match the 1.125-inch inlet and outlet diameters for a secure fit. It is recommended to flush the cooling system before installation to remove debris and contaminants. Verify that the transmission oil cooler lines are properly connected to maintain transmission fluid cooling. Use manufacturer-recommended coolant and follow torque specifications for mounting hardware to avoid leaks or damage.

Quality Assurance and Warranty

Denso radiators are manufactured to meet strict quality standards, ensuring durability and reliable performance. The 221-3208 radiator undergoes rigorous testing to comply with OEM specifications for Honda Civic and Civic del Sol models. Warranty coverage details should be confirmed with the distributor or manufacturer, as they may vary by region.

BrandDenso
Part Number221-3208
Core Height13.7500
Core Thickness1.0000
Core Width13.6870
Inlet Diameter1.1250
Outlet Diameter1.1250
Transmission Oil Cooler IncludedYES

This part fits 6 vehicles. Search below:

YearMakeModelTransmissionFuel TypePositionNotes
2000HondaCivicAutomaticGASN/A
2000HondaCivicAutomatic CVTN/A
1999HondaCivicAutomaticGASN/A
1999HondaCivicAutomatic CVTN/A
1997HondaCivic del SolAutomaticN/A
1996HondaCivic del SolAutomaticN/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:

21099

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