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CSF 3754 Radiator
CSF 3754 Radiator for Hyundai Sonata
CSF 3754 is an OE-style radiator built for 2015-2019 Hyundai Sonata applications. It uses an aluminum core with plastic tanks and a cross-flow layout to match the factory cooling system design.
Key Features
- Fits 2015-2019 Hyundai Sonata, N/A
- Aluminum core with plastic tanks
- Cross-flow radiator design
- 1-row core construction
- Core thickness: 1 1/4 in.
- Inlet diameter: 1 3/8 in. left
- Outlet diameter: 1 3/8 in. right
- Includes a high-efficiency plate-type oil cooler
- Quick-connect outlet pipe design
- CSF part number 3754
Detailed Description
CSF 3754 is engineered as a direct-fit radiator for the Hyundai Sonata from 2015 through 2019. The unit combines an aluminum core with OEM-style plastic tanks to follow the original cooling system layout, while the cross-flow configuration and 1-row core support efficient coolant circulation. This radiator also includes a high-efficiency plate-type oil cooler and quick-connect outlet pipe, making it a practical replacement for a worn or leaking factory radiator. CSF part number 3754 is built for drivers servicing a Hyundai Sonata cooling system with OE-style dimensions and connections.
CSF manufactures radiators for a wide range of vehicle applications and validates cooling performance through lab testing. The brand’s production background includes ISO/TSO-certified factories and long-term global supply experience, which supports consistent fit and construction across its radiator catalog. This CSF 3754 radiator is a straightforward replacement choice for Hyundai Sonata cooling system service.
Common Problems This Radiator Can Address
- Coolant leaks from a cracked or aging radiator tank
- Overheating caused by restricted or inefficient heat transfer
- Damaged inlet or outlet connections
- Oil cooler-related radiator service needs
- Cooling system wear on high-mileage Hyundai Sonata models
Installation Notes and Tips
Verify hose routing, inlet and outlet orientation, and mounting points before installation. This radiator uses a left-side inlet and right-side outlet, with no cap included. Confirm the vehicle’s existing quick-connect outlet pipe setup and compare the original radiator dimensions to the CSF 3754 before installation. This part cross-references Carlson 13506 for the same application.
Quality Assurance
CSF radiators are produced in ISO/TSO-certified factories and are wind-tunnel tested for cooling performance validation. The brand has supplied radiators worldwide for more than 50 years and has manufactured millions of units across its catalog.
| Brand | CSF |
| Part Number | 3754 |
| Core Thickness | 1 1/4 |
| Core Width | 18 5/16 |
| Core Material | Aluminum |
| Tank Material | Plastic |
| Core Length | 17 11/16 |
| Inlet Diameter | 1 3/8 left |
| Outlet Diameter | 1 3/8 right |
| Down Flow Or Cross Flow Type | Cross flow |
| Radiator Core Row Quantity | 1 |
| Cap Included | No |
| Box Height (in) | 6 7/8 |
| Box Length (in) | 26 5/16 |
| Box Weight (lbs) | 10 |
| Box Width (in) | 23 15/16 |
| Csf Cap Number | 4503 |
| Hazardous Material | No |
| Inlet Length (in) | 19 |
| Inlet Width (in) | 1 9/16 |
| Oil Cooler (in) | 12 (high-efficiency plate type) |
| Outlet Length (in) | 19 |
| Outlet Width (in) | 1 9/16 |
| Tech Note | O.e.m. style plastic tanks & aluminum core;with quick-connect out |
This part fits 5 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2019 | Hyundai | Sonata | 2.0L | L4 | N/A | |
| 2018 | Hyundai | Sonata | 2.0L | L4 | N/A | |
| 2017 | Hyundai | Sonata | 2.0L | L4 | N/A | |
| 2016 | Hyundai | Sonata | 2.0L | L4 | N/A | |
| 2015 | Hyundai | Sonata | 2.0L | L4 | 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.