Part #: 221-3702

Denso 221-3702 Radiator

⚙️ 13 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: Hyundai, Tiburon and Elantra
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Overview of the Denso Radiator 221-3702 for Hyundai Vehicles

The Denso radiator part number 221-3702 is designed specifically for Hyundai Elantra and Tiburon models. This radiator includes a built-in transmission oil cooler, providing efficient cooling performance tailored to these vehicles.

  • Core Height: 14.75 inches
  • Core Width: 25.5 inches
  • Core Thickness: 0.625 inches
  • Inlet Diameter: 0.937 inches
  • Outlet Diameter: 0.937 inches
  • Includes Transmission Oil Cooler

Detailed Radiator Specifications and Features

The Denso 221-3702 radiator features a core measuring 14.75 inches in height, 25.5 inches in width, and 0.625 inches in thickness. These dimensions ensure proper fitment and optimal heat dissipation for Hyundai Elantra and Tiburon models. The radiator’s inlet and outlet diameters are both 0.937 inches, matching the factory specifications for seamless integration. Additionally, the inclusion of a transmission oil cooler supports the vehicle’s transmission system by maintaining appropriate fluid temperatures, which is critical for transmission longevity and performance.

Applications and Problem Solving

This radiator is compatible with the following Hyundai vehicles:

  • Hyundai Elantra
  • Hyundai Tiburon

It addresses common cooling system issues such as:

  • Overheating due to radiator core damage or clogging
  • Transmission fluid overheating with integrated cooler support
  • Leaks from worn or damaged radiator components
  • Reduced cooling efficiency from corrosion or buildup

Installation Notes and Tips

When installing the Denso radiator 221-3702, ensure the following:

  • Verify compatibility with your Hyundai Elantra or Tiburon model year
  • Inspect and replace any worn hoses or clamps during installation
  • Flush the cooling system to remove debris before fitting the new radiator
  • Check transmission oil cooler lines for proper connection and leaks

Quality Assurance and Warranty Information

Denso radiators are manufactured to meet OEM standards, ensuring reliable performance and durability. The 221-3702 radiator undergoes rigorous quality control to maintain consistent cooling efficiency. While specific warranty details may vary, Denso products typically include a limited warranty covering defects in materials and workmanship. Consult the product documentation or supplier for exact warranty terms.

BrandDenso
Part Number221-3702
Core Height14.7500
Core Thickness0.6250
Core Width25.5000
Inlet Diameter0.9370
Outlet Diameter0.9370
Transmission Oil Cooler IncludedYES

This part fits 13 vehicles. Search below:

YearMakeModelSubmodelTransmissionPositionNotes
2008HyundaiTiburonGTAutomaticN/A
2008HyundaiTiburonGT LimitedAutomaticN/A
2007HyundaiTiburonAutomaticN/A
2006HyundaiElantraAutomaticN/A
2006HyundaiTiburonAutomaticN/A
2005HyundaiElantraAutomaticN/A
2005HyundaiTiburonAutomaticN/A
2004HyundaiElantraAutomaticN/A
2004HyundaiTiburonAutomaticN/A
2003HyundaiElantraAutomaticN/A
2003HyundaiTiburonAutomaticN/A
2002HyundaiElantraAutomaticN/A
2001HyundaiElantraAutomaticN/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:

8012387

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