OE Quality
60-Day Returns

Global Parts 2377C Radiator
Overview of Global Parts Radiator 2377C for Toyota Highlander
The Global Parts radiator 2377C is engineered specifically for Toyota Highlander models, providing reliable cooling performance. Designed with an aluminum core and plastic tanks, this radiator includes a transmission oil cooler to support efficient vehicle operation.
- Aluminum core material for effective heat dissipation
- Durable plastic tank construction
- Integrated transmission oil cooler with tube fittings
- Down flow design for optimized coolant circulation
- Core fin quantity of 73 per 4 inches for enhanced cooling
- Transmission oil cooler fitting diameter of 0.39 inches and 14.76 inches distance between fittings
- Inlet diameter of 1.38 inches (35.05 mm)
Detailed Product Description
This radiator, part number 2377C from Global Parts, is tailored for the Toyota Highlander, ensuring compatibility and performance. The aluminum core provides efficient heat transfer, while the plastic tanks reduce weight and resist corrosion. The down flow design promotes effective coolant movement through the radiator, maintaining optimal engine temperatures. Additionally, the integrated transmission oil cooler with tube fittings supports transmission fluid cooling, which is critical for vehicle longevity and smooth operation. The precise fitting dimensions, including a 0.39-inch fitting diameter and 14.76-inch distance between fittings, ensure a secure and proper connection to the transmission system.
Common Applications and Problem Resolution
- Replaces faulty or leaking radiators in Toyota Highlander vehicles
- Addresses overheating issues caused by inefficient cooling systems
- Resolves transmission fluid overheating with the built-in transmission oil cooler
- Eliminates coolant leaks from damaged or cracked radiator tanks
- Improves engine performance by maintaining stable operating temperatures
Installation Notes and Tips
When installing the Global Parts radiator 2377C on a Toyota Highlander, ensure all hose connections match the specified inlet diameter of 1.38 inches. Verify the transmission oil cooler fittings align with the 0.39-inch tube fittings and maintain the 14.76-inch spacing for proper fluid flow. It is recommended to inspect and replace any worn hoses or clamps during installation to prevent future leaks. Proper bleeding of the cooling system after installation will help avoid air pockets and ensure efficient operation.
Quality Assurance and Warranty
Global Parts manufactures this radiator to meet OEM standards for fit and function on Toyota Highlander models. The use of aluminum core and plastic tanks balances durability and corrosion resistance. While specific warranty details are not provided, Global Parts products typically adhere to industry quality controls to ensure reliable performance and longevity.
| Brand | Global Parts |
|---|---|
| Part Number | 2377C |
| Core Material | Aluminum |
| Tank Material | Plastic |
| Transmission Oil Cooler Included | Yes |
| Transmission Oil Cooler Distance between Fittings | 14.76 |
| Transmission Oil Cooler Fitting Type | Tube fitting |
| Inlet Diameter | 1.38 |
| Inlet Diameter | 35.05 |
| Engine Oil Cooler Included | No |
| Transmission Oil Cooler Fitting Diameter | 0.39 |
| Down Flow Or Cross Flow Type | Down flow |
| Core Fin Quantity | 73 (every 4") |
This part fits 3 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2003 | Toyota | Highlander | 3.0L | V6 | N/A | Fitment: Radiator with 1" Core Thickness |
| 2002 | Toyota | Highlander | 3.0L | V6 | N/A | Fitment: Radiator with 1" Core Thickness |
| 2001 | Toyota | Highlander | 3.0L | V6 | N/A | Fitment: Radiator with 1" Core Thickness |
* 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.