View vehicle applications
Fitment notes and restrictions
Description
This CSF radiators is identified by exact manufacturer part number 3959. Confirm the complete vehicle application, cooling-system configuration, dimensions, connection locations, transmission, factory equipment, and every product note before ordering.
Key Features
- 2-Row 42mm All-Aluminum Core for meaningfully lower sustained coolant temperatures under boost.
- CSF 3959 All Aluminum Replacement Radiator.
- Direct OE Fitment using factory mounting points, hoses, and fan shroud.
- Made in the USA at CSF's Alliance, Ohio facility under strict quality control.
Fitment
| Years | Make | Model | Application |
|---|---|---|---|
| 2021-2026 | Dodge | Durango | SRT Hellcat |
| 2018-2026 | Jeep | Grand Cherokee | Trackhawk |
Specifications
| Manufacturer | CSF |
|---|---|
| Manufacturer Part Number | 3959 |
| Product Type | Radiators |
| Fitment Type | Vehicle specific |
What's Included
- One new CSF radiators in the exact configuration identified by part number 3959
- Additional caps, fans, shrouds, fittings, hoses, hardware, and adapters only when expressly listed for this exact part number
About CSF
CSF manufactures automotive radiators, intercoolers, oil coolers, transmission coolers, condensers, and related thermal-management components. Correct selection depends on the exact vehicle or dimensional application, system layout, connections, mounting, and manufacturer part number.
Related CSF Products
- CSF 04-08 Dodge Ram 2500 5.9L L6 / 07-09 6.7L L6 Replacement Radiator
- CSF 07-18 Jeep Wrangler (JK) Radiator
- CSF 11-14 Dodge Durango 3.6L OEM Plastic Radiator
Browse the CSF collection for related cooling and thermal-management components.
Frequently Asked Questions
How do I confirm this radiator fits my vehicle?
Match the exact year, make, model, engine and transmission configuration, inlet and outlet locations, cooler connections, mounting points, dimensions, and CSF part number.
Does this radiator include every cap, fan, and mounting component?
Only components explicitly listed for this exact part number are included. Factory or transferred hardware may still be required.
Should the cooling system be inspected during installation?
Yes. Inspect hoses, clamps, mounts, fans, thermostat, cap, coolant condition, and related coolers before filling and bleeding the system.
Installation Instructions
Professional installation is recommended. Compare the new and removed components before installation, verify every connection and mounting point, inspect related hoses and hardware, use the specified fluids and procedures, bleed trapped air where required, pressure-test the completed system, and recheck for leaks and clearance after reaching operating temperature.
