OE Quality
60-Day Returns

Koyorad A13104 Radiator
Overview of Koyorad A13104 Radiator for Subaru Tribeca
The Koyorad A13104 radiator is engineered specifically for the Subaru Tribeca, providing reliable cooling performance. Designed with durable materials and precise dimensions, this radiator supports optimal engine temperature management.
- Core Height: 26.5625 inches
- Core Width: 19.75 inches
- Core Thickness: 1.0625 inches
- Core Material: Aluminum for efficient heat dissipation
- Single core row design
- Plastic tank construction
- Inlet diameter: 1.5625 inches
- Outlet diameter: 1.125 inches
- Transmission oil cooler diameter: 1.0625 inches with 5 cooler plates
Detailed Product Description
This Koyorad radiator (part number A13104) features a single-row aluminum core that measures 26.5625 inches in height, 19.75 inches in width, and 1.0625 inches in thickness. The aluminum core ensures effective heat transfer, while the plastic tanks reduce weight without compromising durability. The radiator includes a transmission oil cooler with a diameter of 1.0625 inches and five cooler plates, supporting the cooling needs of the Subaru Tribeca’s transmission system. The inlet and outlet diameters are precisely sized at 1.5625 inches and 1.125 inches respectively, ensuring proper coolant flow and system compatibility.
Compatible Vehicles and Applications
This radiator is compatible with the Subaru Tribeca model, designed to meet the specific cooling requirements of this vehicle. It is suitable for addressing common radiator and transmission cooling issues such as:
- Engine overheating due to inefficient heat dissipation
- Coolant leaks from damaged or worn radiator cores
- Transmission fluid overheating affecting performance
- Reduced cooling efficiency from clogged or corroded radiators
- Maintaining optimal engine operating temperature under various driving conditions
Installation Notes and Tips
When installing the Koyorad A13104 radiator, ensure all hose connections match the specified inlet and outlet diameters for a secure fit. Verify the transmission oil cooler lines are properly connected to the five-plate cooler section. It is recommended to flush the cooling system before installation to prevent contamination. Proper torque specifications should be followed to avoid damage to the plastic tanks.
Quality Assurance and Warranty
Koyorad radiators are manufactured to meet OEM standards for fit, form, and function. The use of aluminum cores and plastic tanks balances durability and weight considerations. While specific warranty details are not provided here, Koyorad products typically come with manufacturer-backed warranties covering defects in materials and workmanship. Always consult the product documentation or supplier for exact warranty terms.
| Brand | Koyorad |
| Part Number | A13104 |
| Core Height | 26.5625 |
| Core Material | Aluminum |
| Core Row Quantity | 1 |
| Core Thickness | 1.0625 |
| Core Width | 19.75 |
| Inlet Diameter | 1.5625 |
| Outlet Diameter | 1.125 |
| Tank Material | Plastic |
| Title | Koyorad a13104 radiator |
| Transmission Oil Cooler Diameter | 1.0625 |
| Transmission Oil Cooler Plate Quantity | 5 |
This part fits 3 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2010 | Subaru | Tribeca | 3.6L | H6 | N/A | |
| 2009 | Subaru | Tribeca | 3.6L | H6 | N/A | |
| 2008 | Subaru | Tribeca | 3.6L | H6 | N/A |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.