CSF 3505 Radiator

OE-Style Cooling for Highlander

CSF Radiator 3505 is an OE-style replacement built with a 1-row aluminum core and plastic tanks for the 2008-2010 Toyota Highlander. It is engineered for direct-fit cooling performance with the inlet on the right and outlet on the left, matching the factory layout.

The CSF 1 Row Plastic Tank Aluminum Core line focuses on practical OE replacement construction. This radiator uses a down-flow design, 7/8-inch core thickness, and factory-style dimensions to support proper fitment in the Toyota Highlander cooling system.

Key Features

• Fits 2008-2010 Toyota Highlander, N/A
• CSF part number 3505
• 1-row down-flow radiator design
• Aluminum core with plastic tanks
• OE-style plastic tank and aluminum core construction
• Inlet diameter: 1 3/8 right
• Outlet diameter: 1 3/8 left
• Core thickness: 7/8 inch
• Core width: 29 15/16 inches
• Core length: 18 11/16 inches

Detailed Description

CSF 3505 is built for the 2008-2010 Toyota Highlander with an OE-style layout that mirrors the factory radiator configuration. The aluminum core helps transfer heat efficiently, while the plastic tanks follow the original equipment design used on many late-model cooling systems. This radiator is a direct replacement choice for drivers servicing a Toyota Highlander cooling system with the correct inlet and outlet orientation.

CSF manufactures a wide range of radiators for leading vehicle brands and validates cooling performance through lab testing, including wind tunnel evaluation. The brand’s long-running radiator production experience supports consistent fitment and construction standards across its product line. This part cross-references Carlson 13066 for the same application.

Common Problems This Radiator Addresses

• Cracked or leaking radiator tanks
• Corrosion or damage in the radiator core
• Restricted coolant flow from an aging radiator
• Overheating caused by reduced heat dissipation
• Factory radiator replacement needs on a Toyota Highlander

Installation Notes and Tips

Verify the inlet and outlet locations before installation: inlet on the right, outlet on the left. This radiator is designed for a down-flow configuration and OE-style mounting dimensions, so matching the original radiator layout is important for proper installation. The listing notes use of a Micro, 16 psi cap; cap included is not specified.

Quality Assurance

CSF radiators are produced in ISO/TSO-certified factories and built to performance-focused standards. The brand also states that its radiators are engineered and tested for cooling performance validation before release.