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If you drive a 2017-2022 Ford F-350 for towing, hauling, or heavy-duty work, a reliable radiator is essential to prevent overheating and costly downtime. Replacing a worn or damaged radiator restores cooling capacity, reduces the risk of leaks, and keeps engine temperatures stable under load. This guide shortlists six top radiators specifically chosen for the 2017-2022 F-350 and walks through the performance and fitment factors that matter for this truck.Below you will find the shortlisted radiators and the criteria used to evaluate them, including cooling efficiency, build quality, and installation compatibility. Use the quick summaries to narrow options, then consult the detailed product blocks for installation and maintenance notes.
Top Picks at a Glance
| Best Overall The best all-around choice for most situations | A-Premium Engine Coolant Radiator with Transmission Oil Cooler for Ford F-250/F-350 6.2L (2017–2022) |  |
| Best Quality Built to a higher standard if you want something more solid | MIONLVE 3-Row Aluminum Radiator for 2017–2022 Ford Super Duty 6.7L Diesel |  |
| Best Value The sweet spot between price and what you get | A-Premium Engine Coolant Radiator Assembly for 6.7L Ford Super Duty (2017–2022) |  |
| Best Budget The cheapest option that still gets the job done reliably | D SOLUTIONS Replacement Radiator for 2017-2022 Ford F-250/F-350/F-450/F-550 6.7L Turbo Diesel |  |
| Highest Rated A top-rated pick with lots of positive feedback | CSF 3849 Radiator for Ford F-250/F-350 6.7L Turbo (2017–2019) |  |
| Most Popular A crowd favorite that many people choose with confidence | Auto Dynasty 13716 2-Row Aluminum Radiator for 2017–2022 Ford Super Duty 6.7L |  |
1. A-Premium Engine Coolant Radiator with Transmission Oil Cooler for Ford F-250/F-350 6.2L (2017–2022)
| Transmission Oil Cooler Included | Yes |
|---|---|
| Engine Oil Cooler Included | No |
| Compatible Engines | V8 6.2L |
This A-Premium radiator is a direct-fit replacement for 6.2L Ford Super Duty trucks and integrates a transmission oil cooler to simplify installation and restore cooling capacity. It is typically used when the factory radiator fails, corrodes, or loses cooling efficiency and is intended to mount into the existing radiator support and connect to factory hoses and transmission lines. Notable features include the built-in transmission oil cooler and a full-size core specified for heavy-duty cooling duty. In practice this delivers improved heat rejection compared with a degraded original radiator and helps maintain stable engine and transmission temperatures under towing or daily driving. The product is marketed with factory-replacement fitment for specific 2017–2022 F-250 and F-350 6.2L configurations, and it comes with a one-year unlimited-mileage guarantee. Expect a large assembly that may require two people to handle and standard mechanical skills for installation; buyers should verify the listed reference numbers and vehicle fitment before purchase because compatibility is limited to the noted engine and years.
Best for: Buyers who want a complete, direct-replacement radiator that restores cooling and includes a transmission oil cooler for routine towing and everyday use on 6.2L Ford Super Duty trucks.
Less Ideal for: Drivers seeking a lightweight performance or aftermarket-cooling upgrade beyond stock capacity, or owners of other engine or model-year configurations not listed in the fitment.
- Includes transmission oil cooler integrated into the radiator for a cleaner replacement and fewer separate parts
- Full-size core dimensions specified for heavy-duty cooling in towing and high-load situations
- Made and tested to restore vehicle cooling performance to factory-quality operation
- One-year unlimited-mileage guarantee provides short-term coverage after installation
- Large, heavy assembly that may require two people and basic mechanical tools to install
- Compatibility limited to specific 6.2L F-250 and F-350 model years so fitment must be confirmed
Verdict: A practical, direct-fit replacement radiator that restores cooling and adds an integrated transmission oil cooler for 6.2L Ford Super Duty trucks.
2. MIONLVE 3-Row Aluminum Radiator for 2017–2022 Ford Super Duty 6.7L Diesel
| Vehicle fitment | 2017–2022 Ford F-250/F-350/F-450/F-550 6.7L V8 diesel |
|---|---|
| Core design | 3-row crossflow aluminum |
| Construction | TIG-welded, vacuum-brazed aluminum |
| Top hose fitting | 7/8 inch left |
| OEM part numbers | LC3Z8005B, HC3Z8005J, HC3Z8005B |
This MIONLVE radiator is a full replacement designed to fit 2017–2022 Ford F-250/F-350/F-450/F-550 6.7L diesel trucks and replaces the factory cooling core with a 3-row, high-density aluminum core. Its TIG-welded, vacuum-brazed all-aluminum construction and multi-louvered fins are intended to boost heat rejection compared with a stock radiator, which is useful for heavy towing, sustained highway loads, or trucks running higher coolant temps. The unit is supplied as a direct-fit OE-style replacement with an OEM-compatible drain petcock and claims 100% leak and durability testing. Installation is straightforward for a professionally equipped shop or a competent DIYer since it is built to factory dimensions. Expect noticeable cooling improvement under load, but be aware this is a replacement radiator rather than an integrated performance system with upgraded fans or intercooling; additional cooling mods may still be needed for extreme duty or modified engines. Fitment confirmation before purchase is recommended.
Best for: Buyers who want a stronger, higher-capacity cooling core to reduce operating temperatures during heavy towing, hauling, or extended highway duty on 2017–2022 Ford Super Duty 6.7L diesel trucks.
Less Ideal for: Drivers looking for a complete performance cooling package with upgraded fans, intercoolers, or vehicle-specific tuning should consider more comprehensive systems instead.
- Direct-fit replacement for 2017–2022 Ford Super Duty 6.7L diesel trucks for straightforward installation
- All-aluminum 3-row crossflow core with high-density fins for improved heat dissipation over many factory units
- TIG-welded and vacuum-brazed construction aimed at leak resistance and durability
- Includes OEM-style brass petcock drain and is tested for leaks and durability
- Does not include upgraded fans or additional cooling components, so further system upgrades may be required for extreme towing or modified engines
Verdict: Choose this radiator if you need a heavier-duty, direct-fit aluminum core to lower coolant temps and improve cooling performance for 2017–2022 6.7L Super Duty trucks.
3. A-Premium Engine Coolant Radiator Assembly for 6.7L Ford Super Duty (2017–2022)
| Vehicle fitment | Ford F-250/F-350/F-450/F-550/F-600 2017–2022 6.7L |
|---|---|
| Inlet/Outlet Diameter | 7/8 inch |
| Core Height | 39-3/8 inch |
| Core Thickness | 1-7/16 inch |
| Core Width | 21 inch |
This A-Premium radiator is a direct-fit replacement for 2017–2022 Ford Super Duty trucks with the 6.7L diesel and is intended to restore the engine cooling system to factory-level performance. It installs in place of the original auxiliary radiator and features a full aluminum core sized to match the factory unit, with 7/8 inch inlet and outlet ports and no integrated transmission or engine oil coolers. Typical use is a like-for-like swap during repair after a leak or corrosion failure. The radiator’s matched core dimensions and factory reference numbers simplify fitment and speed installation for technicians or experienced DIYers. It comes with a one-year unlimited-mileage guarantee, which provides short-term peace of mind. Limitations are the lack of built-in oil coolers, so if your truck requires a combined cooler assembly you will need a different part, and professional installation may be required to ensure proper hose and sensor connections and avoid air pockets.
Best for: Buyers who want a practical, like-for-like radiator replacement to restore cooling performance on a 6.7L Super Duty without extra features, prioritizing correct fit and straightforward installation.
Less Ideal for: Owners who need an integrated oil cooler or who want an upgraded high-capacity performance radiator should consider alternative assemblies built for those purposes.
- Direct-fit replacement for 6.7L Ford Super Duty 2017–2022 for straightforward installation
- Aluminum core and matched dimensions aim to restore factory cooling capacity
- Standard 7/8 inch inlet and outlet ports match factory hose sizes
- Includes a one-year unlimited-mileage guarantee for short-term coverage
- Does not include transmission or engine oil coolers so it will not replace combined cooler assemblies
Verdict: A straightforward, factory-matching replacement radiator for 6.7L Ford Super Duty trucks that restores cooling without added features.
4. D SOLUTIONS Replacement Radiator for 2017-2022 Ford F-250/F-350/F-450/F-550 6.7L Turbo Diesel
| Compatible vehicles | 2017-2022 Ford F-250 F-350 F-450 F-550 6.7L Turbo Diesel |
|---|---|
| Core material | T-6061 aluminum |
| Position | Front |
| Manufacturer part number | D84111S |
This D SOLUTIONS radiator is a budget-minded direct replacement for the secondary/front cooling assembly on 2017 to 2022 Ford Super Duty trucks with the 6.7L diesel. It uses a T-6061 aluminum tube-and-fin core to increase cooling surface area while keeping weight down, and plastic end tanks to resist impact. The unit is supplied as a simple bolt-in radiator intended to restore cooling performance after a leak or failure and to help prevent overheating during normal towing and duty use. Practical benefits include a factory-style fitment that simplifies installation and a higher coolant capacity claim compared with some stock units, which can help keep temperatures in check under load. Buyers should note the radiator ships without installation instructions and a professional fitment is recommended; plastic end tanks are common at this price but are less durable than all-aluminum tanks in the long term. For someone replacing a failed radiator or choosing a lower-cost rebuild option, this offers a straightforward, performance-minded alternative to more expensive aftermarket assemblies.
Best for: Buyers replacing a failed or leaking radiator who prioritize a lower-cost, direct-fit replacement that restores cooling for everyday driving, towing, and light-duty work.
Less Ideal for: Owners seeking the most durable, long-life aftermarket upgrade for heavy commercial use or repeated extreme towing should consider higher-end all-aluminum performance radiators.
- T-6061 aluminum tube-and-fin core provides improved heat transfer over basic cores
- Designed for direct bolt-on replacement for 2017–2022 6.7L Ford Super Duty fitment
- Lighter construction helps reduce installation handling and overall weight burden
- Higher coolant capacity core dimensions that can help manage temperature under load
- Plastic end tanks may be less durable long term compared with all-aluminum designs
- No installation instructions included, professional install recommended
Verdict: A cost-conscious direct-fit replacement radiator that restores cooling for 2017–2022 6.7L Ford Super Duty trucks without the premium price of high-end all-aluminum units.
5. CSF 3849 Radiator for Ford F-250/F-350 6.7L Turbo (2017–2019)
| Model Name | CSF 3849: Radiator Ford F-250 Super Duty 6.7L Turbo 2019-2017; Ford F-350 Super Duty 6.7L Turbo 2019-2017 |
|---|---|
| Material | Plastic (end tanks) and clad aluminum core |
| Manufacturer | CSF Radiator |
| Part Number | 3849 |
This CSF 3849 radiator is a factory-style replacement designed for 6.7L turbo Ford Super Duty trucks from 2017 through 2019. It uses military-grade clad aluminum for tubes and fins, CNC-machined fittings, and options for radial deep-drawn aluminum end tanks to improve strength and corrosion resistance. The CAD/CAM-designed core and B-Tube technology aim to increase heat transfer and durability compared with basic aftermarket cores. In practice this unit is installed as a direct replacement during radiator failure or when upgrading a worn cooling system; it should restore proper cooling capacity for towing and heavy-duty use while matching factory mounting points. Limitations include that the listing and specs are focused on the 2017–2019 model years only and the product description omits explicit coolant capacity and hose compatibility details, so confirm fit and hose connections before purchase. Overall the radiator targets owners who need a durable, high-quality replacement to maintain cooling performance under load.
Best for: Buyers seeking a durable, factory-style replacement radiator to restore reliable cooling on a 6.7L turbo Ford Super Duty used for towing or heavy-duty driving.
Less Ideal for: Drivers looking for a universal or multi-year radiator solution or those who need detailed connection specs before purchase should consider other options or verify fitment with measurements.
- High-strength clad aluminum core and fins for improved durability and corrosion resistance
- CNC-machined fittings for precise hose and line connections
- CAD/CAM-designed core and B-Tube technology for efficient heat transfer
- Direct-fit design for 2017–2019 Ford F-250 and F-350 6.7L Turbo reduces installation complexity
- Fitment is specified only for 2017–2019 6.7L Super Duty trucks so not suitable outside that range
- Product listing does not list coolant capacity or detailed hose/connector specifications
Verdict: Choose this radiator if you want a durable, factory-style replacement that restores reliable cooling for 2017–2019 6.7L Ford Super Duty trucks.
6. Auto Dynasty 13716 2-Row Aluminum Radiator for 2017–2022 Ford Super Duty 6.7L
| Fitment | 2017-2022 Ford F250/F350/F450/F550 6.7L turbo diesel (secondary radiator) |
|---|---|
| Core rows | 2 |
| Construction | Aluminum core with ABS end tanks |
| Flow type | Cross Flow |
This Auto Dynasty 13716 radiator replaces the secondary cooling unit on 2017–2022 Ford Super Duty trucks with the 6.7L turbo diesel and is built as a direct bolt-in replacement for the factory piece. It uses a two-row aluminum core with reinforced ABS end tanks to increase cooling capacity versus many stock radiators while keeping weight down. Typical use is as a service replacement after a leak or when coolant temperatures run high under load; the cross-flow design and two rows help dissipate heat during towing or repeated heavy-duty operation. Installation is intended to be bolt-on with no drilling, though the listing warns that professional installation is recommended because instructions are not included. The radiator does not include transmission or engine oil coolers and is focused solely on coolant flow for the secondary circuit. Overall it is a practical factory-style replacement for owners who want improved cooling capacity without major modification, but plan for professional fitment and verify it matches your truck's secondary radiator configuration before ordering.
Best for: Buyers who want a reliable, factory-style secondary radiator replacement that restores or improves cooling for heavy-duty use and value social proof from other owners when assessing risk.
Less Ideal for: Shoppers looking for an all-in-one radiator with integrated oil coolers or a DIY installer who needs step-by-step instructions included.
- Direct bolt-on fit designed for 2017–2022 Ford Super Duty 6.7L secondary radiator applications
- Two-row aluminum core provides better cooling capacity than many single-row replacements
- Lightweight construction helps reduce added mass compared with heavier aftermarket units
- Factory-style design with reinforced ABS tanks for longer service life
- No transmission or engine oil cooler integrated, so not a multi-function replacement
- Instructions are not included, and seller recommends professional installation
Verdict: A straightforward, factory-style two-row aluminum secondary radiator that restores cooling performance for 2017–2022 6.7L Super Duty trucks while minimizing risk with direct-fit design and solid owner feedback.
Choosing the Right 2017-2022 Ford F-350 Radiator: Key Factors to Consider
Cooling Capacity and Core Design
A radiator's cooling capacity determines how effectively your F-350 dissipates heat under load. Core design elements such as tube count, fin density, and core thickness directly affect cooling surface area and airflow efficiency. Trucks used for towing need radiators that maintain stable temperatures during long climbs and stop-and-go conditions.
Different core thicknesses trade weight and airflow resistance against heat rejection. A thicker core can increase capacity but may require more fan power or affect airflow in cramped engine bays. For the F-350, confirm core dimensions match available space and consider the typical towing loads you run when choosing core design.
Material Quality and Corrosion Resistance
Radiator materials influence heat transfer, lifespan, and resistance to rust and electrolysis. Aluminum cores with brazed joints are common for higher heat transfer and lower weight, while some designs use plastic end tanks to reduce cost. Metal end tanks and welded or brazed construction usually offer better durability for heavy use and higher coolant temperatures.
Consider coatings, sacrificial anodes, and the quality of brazing when assessing corrosion resistance. Vehicles exposed to road salt or heavy-duty duty cycles benefit from more robust metallurgy and protective finishes to avoid premature failure.
Fitment and Compatibility
Accurate fitment is crucial for the 2017-2022 Ford F-350 because mounting points, fan shroud geometry, and transmission cooler lines must align. A radiator that requires custom modifications can complicate installation and increase the risk of leaks or clearance issues with intercoolers, A/C condensers, or fan assemblies.
Verify hose inlet and outlet orientation, transmission cooler ports, and any electrical connector locations against your truck's configuration. Proper fitment reduces installation time and ensures reliable operation under heavy-duty conditions.
Transmission Cooler Integration
Many F-350 configurations route transmission fluid through an integrated cooler or require an external transmission cooler connection at the radiator. Proper transmission cooling prevents fluid breakdown and maintains shifting performance under towing loads.
When selecting a radiator, confirm the presence and specification of transmission cooler ports and whether they match your transmission plumbing. Failing to address transmission cooling needs can reduce transmission life and impair performance during extended towing.
Serviceability and Maintenance
Routine service such as coolant changes, hose replacement, and pressure testing are easier with radiators designed for straightforward access. Features like durable drain petcocks, accessible mounting hardware, and standard hose fittings reduce labor time and the chance of damage during service.
Also consider how easy it is to flush the cooling system and to bleed trapped air. Radiators that simplify these tasks lower long-term maintenance cost and downtime for a truck that sees heavy use.
Warranty and Support
A strong warranty indicates manufacturer confidence and provides protection against premature failure. For heavy-duty trucks, longer or more comprehensive coverage can offset the higher cost of robust radiators.
Check the scope of coverage, what conditions are excluded, and whether warranty service requires dealer involvement. Also consider availability of replacement parts and technical support for installation questions.
Signs Your F-350 Radiator Needs Replacement
Recognizing early symptoms can prevent engine damage. Watch for persistent coolant loss, visible dripping, or a sweet odor in the engine bay indicating a leak. Overheating during towing or at low speeds, frequent high-temperature gauge readings, or steam from the hood are clear indicators that the cooling system is compromised.
Other signs include rusty or discolored coolant, visible corrosion on the radiator surface, and reduced heater performance in cold weather. Pressure test failures, collapsed fins, or damaged end tanks also justify replacement rather than repair.
- Coolant puddles or wet spots under the truck
- Temperature gauge running hotter than normal under load
- Visible corrosion or physical damage to the core or tanks
- Frequent need to add coolant between services
Preparing for Radiator Installation on the F-350
Before you start, gather the correct replacement hoses, coolant, clamps, and any new mounting hardware. Ensure the truck is on a level surface and that the engine is cool. Relieve system pressure by removing the radiator cap only when cold and drain coolant into an appropriate container for proper disposal.
Label or photograph hose locations and electrical connections before removal to simplify reassembly. If your F-350 has an integrated transmission cooler, plan to capture or reroute transmission fluid and have fresh fluid available for topping off after installation.
- Park on a flat surface and secure the vehicle
- Allow the engine to cool fully before starting work
- Have replacement clamps, coolant, and any needed hoses ready
- Take photos of connections to ensure correct reassembly
Cooling System Maintenance Best Practices
Regular maintenance keeps the radiator and the rest of the cooling system functioning reliably. Follow manufacturer-recommended intervals for coolant replacement and use the correct coolant type. Periodic visual inspections of hoses, clamps, and the radiator core help detect small issues before they become failures.
Flushing the cooling system removes scale and deposits that reduce heat transfer. After any leak repair or component replacement, perform a pressure test and a controlled heat cycle to confirm there are no air pockets and that the system holds pressure.
- Inspect hoses and clamps every oil change
- Use specified coolant and maintain proper mixture
- Flush the system at recommended intervals or when contamination is visible
- Pressure-test the system after repairs or installations
When To Repair Versus Replace a Radiator
Small, localized leaks in a non-structural area or damaged fins can sometimes be temporarily repaired, but permanent fixes depend on the leak location and the radiator's construction. Repairs to brazed aluminum cores or welded metal tanks can be durable if performed correctly, while plastic end tank cracks are more likely to recur.
For a work truck like the F-350 that sees towing and heavy use, replacement is often the more reliable long-term choice when there is significant corrosion, multiple leak points, or damage affecting core integrity. Factor in expected downtime and the cost of repeated repairs when deciding.
- Temporary patching may be acceptable for isolated, minor leaks
- Replace if multiple leak points or core damage is present
- Prefer replacement for plastic end tank failures on heavily used trucks
- Prioritize long-term reliability for towing and heavy-duty applications
Compatibility Notes for Different F-350 Configurations
Within the 2017-2022 model years, various engine and transmission options change radiator plumbing and mounting details. Confirm your truck's engine type and whether it uses integrated transmission cooling or an external cooler loop. Some heavy-duty engines require larger cores or different mounting clearances.
Always verify part specifications against your truck's model year and configuration. Correct inlet and outlet locations, fan shroud compatibility, and transmission cooler port placement are critical to avoid modifications that could impair function.
- Check engine and transmission configuration before ordering
- Confirm inlet/outlet orientation and hose sizes
- Verify fan shroud and mounting point compatibility
- Ensure transmission cooler ports match your fluid lines
Still looking for the perfect fit?
Select your Ford F-350 configuration to see the most relevant Radiators recommendations
How We Chose the Best 2017-2022 Ford F-350 Radiator
We prioritized radiators that meet the demands of heavy-duty duty cycles typical for 2017-2022 Ford F-350 owners, focusing on measurable performance and real-world durability. Selection criteria included cooling capacity under sustained loads, verified fitment for the specified year range and common engine configurations, construction materials and corrosion resistance, and ease of installation and serviceability. We also considered compatibility with OEM hose locations and transmission cooler connections where applicable, plus industry-standard warranty backing and documented user reports about longevity.Products were excluded if they lacked explicit fitment for the 2017-2022 F-350, had insufficient technical specifications on core size or material, or relied on aftermarket adaptations that compromise factory routing or connections. We favored radiators that balance core efficiency with robustness for towing and heavy payload use and that facilitate routine maintenance such as coolant flushing and hose replacement.
Our full evaluation process is outlined in our review methodology.
FAQ
How long should a radiator last in a 2017-2022 F-350?
Radiator lifespan varies with use and environment. For heavy towing and road salt exposure, expect shorter service life; under moderate use, a well-made radiator can last many years. Regular maintenance and timely coolant changes extend service life.
Can I replace the radiator myself on an F-350?
Many owners with mechanical experience can perform the replacement, but plan for safe lifting, proper coolant handling, and possible transmission cooler service. If you lack tools or are uncomfortable with fluid lines and bleeding, professional installation is advisable.
Will switching to an aftermarket radiator affect warranty or performance?
An aftermarket radiator can provide equal or better cooling if it is properly specified for your truck. Warranty implications depend on the parts' manufacturer and any overlapping vehicle warranties, so review coverage terms. Proper fitment and installation determine performance outcomes.
What coolant type should I use after installing a new radiator?
Use the coolant type recommended for your F-350's engine and maintain the correct concentration. Mixing incompatible coolants or using incorrect mixtures can cause corrosion or reduced cooling efficiency, so follow Ford specifications and service intervals.
How do I know if the transmission cooler in the radiator is working?
Signs include stable transmission temperature during towing and no loss of transmission fluid. A pressure test, inspecting for leaks around cooler ports, and monitoring transmission temperatures with a gauge under load help verify operation.
Is a radiator flush necessary when replacing the radiator?
Yes. Flushing the cooling system removes trapped contaminants and prevents premature clogging of a new radiator. Thorough flushing and refilling with fresh, correct coolant protect the new unit and maintain heat transfer efficiency.
Final Verdict
When choosing a radiator for a 2017-2022 Ford F-350, prioritize fitment accuracy and cooling capacity that match your towing and payload needs. Robust construction and corrosion resistance matter for heavy-duty use, and integrated transmission cooling must align with your truck's transmission plumbing.Balance material quality, serviceability, and warranty coverage against anticipated duty cycles. Opt for the radiator that best matches your engine and towing profile to minimize downtime and keep operating temperatures stable under load.
