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.