CSF 3745 Radiator

CSF 3745 Radiator for Ford F-150

CSF 3745 is a direct-fit radiator built for 2011-2014 Ford F-150 applications. It uses an aluminum core with OEM-style plastic tanks and a quick-connect outlet pipe to match the factory cooling layout.

Key Features

• Aluminum core with plastic tanks for OE-style construction
• Cross-flow design with 1-row core
• Core dimensions: 31 9/16 in. length, 16 5/16 in. width, 1 1/4 in. thickness
• 1 1/2 in. right inlet and 1 1/2 in. left outlet
• Integrated 12 in. high-efficiency plate-type oil cooler
• Quick-connect outlet pipe for factory-style connection
• No radiator cap included

Detailed Description

Built by CSF, part number 3745 is engineered as a replacement radiator for the Ford F-150 from 2011 through 2014. The cross-flow layout, single-row core, and aluminum heat exchanger are paired with plastic end tanks to follow the original equipment design. This radiator also includes a 12 in. high-efficiency plate-type oil cooler and uses a quick-connect outlet pipe for a factory-style fit. CSF 3745 is a strong match for drivers searching for a Ford F-150 radiator replacement, an OE-style cooling system repair, or a direct-fit radiator for 2011-2014 Ford F-150 trucks.

CSF manufactures radiators to high-performance standards and validates cooling performance through laboratory wind-tunnel testing. The brand supplies a wide range of radiator applications across many vehicle platforms, and CSF 3745 reflects that engineering approach in a replacement part built for consistent cooling performance.

What This Radiator Helps Address

• Overheating caused by a leaking or damaged radiator
• Coolant loss from cracked tanks or worn seams
• Reduced cooling efficiency from a restricted or aging core
• Transmission or engine cooling concerns tied to radiator wear
• Factory-style replacement needs after collision or corrosion damage

Installation Notes and Tips

Verify inlet and outlet orientation before installation: inlet is 1 1/2 in. on the right side and outlet is 1 1/2 in. on the left side. This radiator is designed for 2011-2014 Ford F-150 fitment, so confirm your truck’s cooling configuration and OE-style connection points before removal of the original unit. The radiator cap is not included, and the CSF cap number listed for reference is 4503.

Quality Assurance

CSF radiators are manufactured in ISO/TSO-certified facilities and are engineered for cooling performance validation. Part number 3745 is built to support OE-style replacement requirements for Ford F-150 cooling system service.

This part cross-references Spectra Premium CU13099 and CU13227 for the same application.