OE Quality
60-Day Returns

Global Parts 13803C Radiator
Overview of Global Parts Radiator 13803C
The Global Parts radiator 13803C is designed specifically for Mercedes-Benz GLE350 and GLS450 models. Engineered with a durable aluminum core and plastic tanks, this radiator ensures efficient cooling performance tailored to your vehicle's needs.
- Core Height: 21.16 inches (537.46 mm)
- Core Width: 25.39 inches (644.91 mm)
- Core Thickness: 1.02 inches (25.91 mm)
- Core Material: Aluminum for optimal heat dissipation
- Tank Material: Plastic for corrosion resistance
- Cross flow design for improved coolant circulation
- Single core row with 84 fins per 4 inches for enhanced cooling
- Inlet Diameter: 38.5 mm (977.9 mm)
- Does not include transmission or engine oil coolers
Detailed Product Description
The Global Parts radiator part number 13803C features a cross flow core design that promotes efficient coolant flow across the aluminum core, maximizing heat exchange. The single-row core with 84 fins per 4 inches increases surface area for better cooling capacity. Its plastic tanks provide resistance to corrosion and reduce overall weight. With precise core dimensions—21.16 inches in height, 25.39 inches in width, and 1.02 inches in thickness—this radiator is engineered to meet the cooling demands of Mercedes-Benz GLE350 and GLS450 vehicles. The inlet diameter of 38.5 mm ensures compatibility with factory hoses and fittings.
Compatible Vehicles and Applications
- Replacement radiator for Mercedes-Benz GLE350 models
- Replacement radiator for Mercedes-Benz GLS450 models
- Addresses overheating issues caused by radiator core damage or clogging
- Resolves coolant leaks from cracked or worn radiator tanks
- Improves engine temperature regulation for optimal performance
Installation Notes and Tips
When installing the Global Parts radiator 13803C, ensure all coolant is properly drained before removal of the old radiator. Verify hose and fitting compatibility with the 38.5 mm inlet diameter. Inspect and replace any worn hoses or clamps to prevent leaks. Bleed the cooling system thoroughly after installation to avoid air pockets and ensure efficient coolant flow.
Quality Assurance and Warranty
Global Parts radiators are manufactured to meet OEM specifications for fit, form, and function. The aluminum core and plastic tank construction provide durability and corrosion resistance. While specific warranty details are not provided, Global Parts products typically undergo rigorous quality control to ensure reliable performance in Mercedes-Benz GLE350 and GLS450 vehicles.
| Brand | Global Parts |
| Part Number | 13803C |
| Core Height | 21.16 |
| Core Height | 537.46 |
| Core Thickness | 1.02 |
| Core Thickness | 25.91 |
| Core Width | 25.39 |
| Core Width | 644.91 |
| Core Material | Aluminum |
| Tank Material | Plastic |
| Transmission Oil Cooler Included | No |
| Core Row Quantity | 1 |
| Inlet Diameter | 38.5 |
| Inlet Diameter | 977.9 |
| Engine Oil Cooler Included | No |
| Down Flow Or Cross Flow Type | Cross flow |
| Core Fin Quantity | 84 (every 4") |
This part fits 5 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2022 | Mercedes-Benz | GLS450 | 3.0L | L6 | N/A | |
| 2021 | Mercedes-Benz | GLE350 | 2.0L | L4 | N/A | |
| 2021 | Mercedes-Benz | GLS450 | 3.0L | L6 | N/A | |
| 2020 | Mercedes-Benz | GLE350 | 2.0L | L4 | N/A | |
| 2020 | Mercedes-Benz | GLS450 | 3.0L | L6 | 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.