OE Quality
60-Day Returns

Denso 221-3160 Radiator
Overview of Denso Radiator 221-3160 for Toyota Corolla and Matrix
The Denso radiator part number 221-3160 is designed specifically for Toyota Corolla and Matrix models. This radiator includes a transmission oil cooler and features precise core dimensions to ensure optimal cooling performance for your vehicle.
- Core Height: 14.5 inches
- Core Width: 23.625 inches
- Core Thickness: 1 inch
- Inlet Diameter: 1.375 inches
- Outlet Diameter: 1.375 inches
- Includes Transmission Oil Cooler
Detailed Specifications and Features
The Denso 221-3160 radiator is engineered with a core height of 14.5 inches, a width of 23.625 inches, and a thickness of 1 inch, providing efficient heat dissipation for Toyota Corolla and Matrix vehicles. The inclusion of a transmission oil cooler supports the vehicle’s transmission system by maintaining optimal fluid temperatures, which helps prevent overheating and extends transmission life. Both the inlet and outlet diameters measure 1.375 inches, ensuring compatibility with the original equipment cooling system connections.
Compatible Vehicles and Applications
This radiator is compatible with select Toyota Corolla and Toyota Matrix models. It is designed to replace the original radiator and transmission oil cooler assembly, making it suitable for vehicles experiencing cooling system issues or transmission overheating.
- Overheating engine due to radiator failure
- Transmission fluid overheating
- Coolant leaks or damaged radiator core
- Reduced cooling efficiency impacting engine performance
- Corrosion or physical damage to the existing radiator
Installation Notes and Tips
When installing the Denso radiator 221-3160, ensure the vehicle is cool and the cooling system is depressurized. Verify that the inlet and outlet hose diameters match the vehicle’s hoses to avoid leaks. Properly secure all mounting points and check for any transmission oil cooler line connections. After installation, refill the cooling system with the recommended coolant and bleed air pockets to maintain system efficiency.
Quality Assurance and Warranty
Denso radiators are manufactured to meet or exceed OEM specifications, ensuring reliable performance and durability. The 221-3160 radiator undergoes rigorous quality control testing to maintain consistent standards. Warranty coverage details should be confirmed with the distributor or manufacturer, as they may vary by region.
| Brand | Denso |
| Part Number | 221-3160 |
| Core Height | 14.5000 |
| Core Thickness | 1.0000 |
| Core Width | 23.6250 |
| Inlet Diameter | 1.3750 |
| Outlet Diameter | 1.3750 |
| Transmission Oil Cooler Included | YES |
This part fits 5 vehicles. Search below:
| Year | Make | Model | Transmission | Position | Notes |
|---|---|---|---|---|---|
| 2011 | Toyota | Matrix | Automatic | N/A | To 12/2010 |
| 2010 | Toyota | Corolla | Automatic | N/A | |
| 2010 | Toyota | Matrix | Automatic | N/A | |
| 2009 | Toyota | Corolla | Automatic | N/A | |
| 2009 | Toyota | Matrix | Automatic | N/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:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.