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Denso 221-0510 Radiator
| Brand | Denso 221-0510 |
|---|---|
| Core Height | 17.6870 |
| Core Thickness | 0.6250 |
| Core Width | 29.0000 |
| Inlet Diameter | 0.9370 |
| Outlet Diameter | 0.9370 |
| Transmission Oil Cooler Included | YES |
| Fits | Toyota · 7 vehicles |
OE experience. Built with OE-level know-how for reliable performance and fit.
Radiator performance. Helps maintain proper engine cooling and function.
Transmission oil cooler included. Adds integrated cooling support in one assembly.
Cross-references APDI 8012377, CSF 2821 and CSF 3473 for the same application. See all 14.
Denso Radiator for Toyota Highlander
The Denso 221-0510 radiator is built for 2001-2007 Toyota Highlander models without the tow package. It features OE-matched core dimensions, integrated transmission oil cooler support, and inlet and outlet sizes that align with factory cooling system requirements.
Key Features
- Core height: 17.6870
- Core width: 29.0000
- Core thickness: 0.6250
- Transmission oil cooler included: Yes
- Inlet diameter: 0.9370
- Outlet diameter: 0.9370
- OE-focused radiator construction for factory-style fitment
Product Details
Denso 221-0510 is a replacement radiator engineered around OE specifications for the Toyota Highlander. Denso supplies radiators to vehicle manufacturers worldwide, and this unit reflects that OE experience through its core sizing, tank configuration, fin pitch, and material selection. For drivers searching for a Toyota Highlander radiator replacement, this part number 221-0510 offers the correct cooling-system layout for models without the tow package.
This part cross-references Spectra Premium CU2452 and Toyota 16400-20220 for the same application.
Common Cooling System Issues
- Overheating caused by a restricted or leaking radiator
- Transmission fluid temperature concerns when the cooler circuit is compromised
- Coolant loss from cracked tanks or damaged core sections
- Reduced heat transfer from worn internal passages or fin damage
- Fitment problems when replacing a radiator with the wrong inlet or outlet size
Installation Notes and Tips
Fits 2001-2007 Toyota Highlander, N/A, without Tow Package. Verify inlet and outlet diameter, core dimensions, and transmission cooler line routing before installation. Flush the cooling system, inspect hoses and clamps, and confirm the radiator cap and fan operation are in good condition. Part number 221-0510 should be matched to the vehicle’s build configuration before installation.
Quality Assurance
Denso radiators are built to meet OE manufacturer standards and are tested for durability and function before release. That process helps ensure consistent cooling performance and fitment on Toyota Highlander applications.
| Year | Make | Model | Fuel Type | Position | Notes |
|---|---|---|---|---|---|
| 2007 | Toyota | Highlander | GAS | N/A | Fits models without Tow Package. |
| 2006 | Toyota | Highlander | GAS | N/A | Fits models without Tow Package. |
| 2005 | Toyota | Highlander | — | N/A | Fits models without Tow Package. |
| 2004 | Toyota | Highlander | — | N/A | Fits models without Tow Package. |
| 2003 | Toyota | Highlander | — | N/A | Fits models without Tow Package. |
| 2002 | Toyota | Highlander | — | N/A | Fits models without Tow Package. |
| 2001 | Toyota | Highlander | — | N/A | Fits models without Tow Package. |
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