CSF OE-Style Replacement Radiator for 2018–2021 Jeep Grand Cherokee Trackhawk & 2021+ Dodge Durango SRT Hellcat
Replace the weak factory plastic-tank radiator in your supercharged 6.2L Hellcat-powered Jeep Grand Cherokee Trackhawk or Dodge Durango SRT Hellcat with the CSF 3959 All-Aluminum Radiator.
This direct drop-in upgrade features a high-performance 2-row 42mm core that delivers approximately **40% more cooling capacity** than the stock unit.
Built with 100% TIG-welded aluminum construction and B-Tube technology, the CSF 3959 provides superior strength, durability, and heat dissipation making it the #1 choice for stock and high-horsepower Hellcat builds (including 9-second quarter-mile vehicles).
Key Features
- 40% Increased Cooling Capacity – 2-row 42mm core significantly lowers coolant temperatures under load
- All-Aluminum TIG-Welded Construction – No plastic end tanks or epoxy for maximum strength and longevity
- B-Tube Technology – Higher burst strength and improved heat transfer efficiency
- Direct Drop-In Replacement – Uses factory mounts, hoses, and fan shroud with no modifications required
- Proven on High-Horsepower Builds – Trusted by 9-second Hellcat-platform record holders
- Made in the USA – Precision engineered and built in Alliance, Ohio
Specifications
| Detail | Value |
|---|---|
| Brand | CSF |
| Type | OE-Style Replacement Radiator |
| Core Thickness | 42 mm (2-Row) |
| Material | All-Aluminum TIG-Welded |
| Cooling Improvement | ≈ 40% over factory plastic-tank radiator |
| Fitment | Direct Drop-In (No Modifications) |
| Country of Origin | United States |
| Warranty | 2 Years |
Whats Included
- CSF All-Aluminum Replacement Radiator
- Installation Hardware
- Installation Instructions
Product Notes
- Will NOT fit non-supercharged models
- Professional installation recommended (60–90 minute install)
- Reuse factory hoses, fan shroud, and mounting hardware
This Part Fits
| Year Range | Make | Model | Notes |
|---|---|---|---|
| 2018–2021 | Jeep | Grand Cherokee Trackhawk | 6.2L Hellcat |
| 2021+ | Dodge | Durango SRT Hellcat | 6.2L Hellcat |
Why Choose CSF?
- World-renowned leader in high-performance cooling since 1947
- Every radiator is built in the USA with strict quality control
- Proven on the fastest Hellcat-powered vehicles in the world
- Trusted by professional racers and serious enthusiasts
Frequently Asked Questions
- Q: Will this fit my 2022 Durango Hellcat?
- A: Yes, the CSF 3959 is a direct fit for all 2021+ Dodge Durango SRT Hellcat models.
- Q: How much will this lower my coolant temperatures?
- A: Most users see an average drop of 25–40°F under load compared to the factory radiator.
- Q: Is this a good upgrade for high-horsepower builds?
- A: Yes. This radiator is used by many 9-second Hellcat-platform vehicles and is capable of supporting 1000+ horsepower builds.
- Q: Does it require any modifications to install?
- A: No. It is a true drop-in replacement that uses all factory mounting points and hoses.
Shipping & Handling
- Method: UPS Ground or FedEx Ground
- Availability: In stock – ships same or next business day
- Packaging: Official CSF heavy-duty retail box
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