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CSF 3958 Radiator
| Brand | CSF 3958 |
|---|---|
| Core Thickness | 1 3/16 |
| Core Width | 19 11/16 |
| Core Material | Aluminum |
| Tank Material | Plastic |
| Core Length | 25 1/16 |
| Inlet Diameter | 1 1/2 left |
| Outlet Diameter | 1 1/2 right |
| Down Flow Or Cross Flow Type | Cross flow |
| Box Height (in) | 6 7/8 |
| Box Length (in) | 32 |
| Box Weight (lbs) | 6 |
| Box Width (in) | 25 7/8 |
| Hazardous Material | No |
| Inlet Length (in) | 20 9/16 |
| Inlet Width (in) | 1 3/4 |
| No. Of Rows | 1 |
| Oil Cooler (in) | No |
| Outlet Length (in) | 20 9/16 |
| Outlet Width (in) | 1 3/4 |
| Radiator Cap Supplied | No |
| Tech Note | O.e.m. style plastic tank & aluminum core. upgraded heavy duty co |
| Fits | Dodge · 5 vehicles |
OE-style design. Plastic tank and aluminum core construction matches the original layout.
Heavy-duty core. 11% thicker than OEM for improved cooling capacity.
Cross-flow radiator. Engineered for efficient coolant flow and validated in wind tunnel testing.
Cross-references Bosch 13924, Mopar 68480072AC and 68480071AB for the same application. See all 6.
CSF 3958 Radiator for Durango
CSF radiator part number 3958 is an OE-style replacement radiator built with an aluminum core and plastic tanks for the 2021-2025 Dodge Durango. It features an upgraded heavy-duty core that is 11% thicker than the OEM design, with cross-flow construction and left inlet/right outlet layout for direct-fit cooling system service.
Key Features
- Fits 2021-2025 Dodge Durango, N/A
- CSF part number 3958
- Aluminum core with plastic tank construction
- Cross-flow radiator design
- 1 3/16 in. core thickness
- 1 1/2 in. inlet on the left and 1 1/2 in. outlet on the right
- Upgraded heavy-duty core, 11% thicker than OEM 27 mm design
- Wind tunnel tested for cooling performance validation
Detailed Description
This CSF radiator is engineered for the Dodge Durango cooling system and built to match OE-style fitment while improving core thickness for added thermal capacity. The aluminum core helps transfer heat efficiently, while the plastic tanks follow the factory-style layout used on the original application. CSF manufactures radiators to high-performance standards and validates cooling performance through laboratory testing, making part number 3958 a practical replacement for Durango owners seeking a direct-fit radiator with upgraded core construction.
This part cross-references Bosch 13924 for the same application.
Common Cooling Issues It Can Address
- Cracked or leaking radiator tanks
- Reduced cooling efficiency from a worn or clogged core
- Overheating caused by damaged internal radiator passages
- Factory radiator wear on high-mileage Dodge Durango models
- Cooling system service needs after a radiator failure
Installation Notes and Tips
Verify inlet and outlet orientation before installation: this radiator uses a left-side inlet and right-side outlet. Confirm the core dimensions and mounting layout against the original unit before removal, and inspect hoses, clamps, and coolant condition during replacement. This radiator does not include a radiator cap.
Quality Assurance
CSF has produced radiators for more than 50 years and manufactures a wide range of applications for major vehicle brands. The company states that its factories are ISO/TSO certified and that each radiator design is validated for cooling performance before release.
| Year | Make | Model | Liters | Cylinders | Notes |
|---|---|---|---|---|---|
| 2025 | Dodge | Durango | 3.6L | V6 | 11% Stronger Core |
| 2024 | Dodge | Durango | 3.6L | V6 | 11% Stronger Core |
| 2023 | Dodge | Durango | 3.6L | V6 | 11% Stronger Core |
| 2022 | Dodge | Durango | 3.6L | V6 | 11% Stronger Core |
| 2021 | Dodge | Durango | 3.6L | V6 | 11% Stronger Core |
| No rows match your filter. | |||||