CSF
1 Row Plastic Tank Aluminum Core

CSF 3191 Radiator

Brand CSF 3191
Box Height (in) 5 14/16
Box Length (in) 27 11/16
Box Weight (lbs) 12
Box Width (in) 29 1/4
Cap Included No
Core Length 22 11/16
Core Material Aluminum
Core Thickness 7/8
Core Width 25 1/8
Down Flow Or Cross Flow Type Down Flow
Hazardous Material No
Inlet Diameter 1 3/8 Left
Inlet Length (in) 24 15/16
Inlet Width (in) 1 5/8
Oil Cooler (in) 15 1/16 (high-effeciency Concentric Type)
Outlet Diameter 1 3/8 Left
Outlet Length (in) 24 15/16
Outlet Width (in) 1 5/8
Radiator Core Row Quantity 1
Tank Material Plastic
Tech Note O.E.M. style Plastic tanks & Aluminum core.
Product line 1 Row Plastic Tank Aluminum Core
Fits Kia · 4 vehicles

OE-style construction. Plastic tanks and an aluminum core match the original design.

Wind tunnel tested. Validated for cooling performance in lab testing.

1-row design. A single-row core helps keep the radiator compact.

Cross-references APDI 8012585, Hayden 2585 and Spectra Premium CU2585 for the same application. See all 8.

$125.01Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
Free return shipping if it doesn't fit when you check fitment here first.
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Step 2 — Quantity
Order total $125.01
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

OE-Style Cooling for Sorento

This CSF radiator is built for 2003-2006 Kia Sorento applications with an OE-style plastic tank and aluminum core design. Part number 3191 is engineered for direct-fit cooling performance in the 2003, 2004, 2005, and 2006 Kia Sorento.

Key Features

  • 1-row radiator design for the listed Kia Sorento fitment
  • Aluminum core with plastic tanks in an OEM-style construction
  • Down-flow configuration
  • Core thickness: 7/8 in.
  • Core dimensions: 25 1/8 in. wide x 22 11/16 in. long
  • Inlet and outlet diameter: 1 3/8 in., left-side orientation
  • High-efficiency concentric-type oil cooler section: 15 1/16 in.
  • Part number 3191 for easy identification

Detailed Description

CSF 3191 is a replacement radiator built to match the OE-style layout used on the 2003-2006 Kia Sorento. The 1-row aluminum core and plastic tank construction follows the original equipment format, while the down-flow design supports proper coolant routing for the vehicle’s cooling system. CSF states its radiators are engineered to high performance standards and validated through wind-tunnel testing, with manufacturing experience across a broad range of radiator applications. This part cross-references APDI 8012585 and Hayden 2585 for the same application.

Compatible With 2003-2006 Kia Sorento, N/A. The CSF 3191 radiator is a direct-fit option for Sorento owners replacing a worn, leaking, or restricted factory radiator and looking for an OE-style cooling system component.

What This Radiator Helps Address

  • Coolant leaks from aging plastic tank seams or core connections
  • Overheating caused by reduced radiator efficiency
  • Restricted coolant flow from internal buildup or corrosion
  • Temperature instability during daily driving or stop-and-go traffic
  • Replacement needs after radiator damage or deterioration

Installation Notes and Tips

Verify inlet and outlet orientation, core dimensions, and oil cooler layout before installation. This radiator does not include a cap. Confirm the vehicle’s cooling system is clean and inspect hoses, clamps, and related components before fitting the new unit. For 2003-2006 Kia Sorento service, matching the OE-style configuration helps ensure proper alignment and hose routing.

Quality Assurance

CSF manufactures radiators to ISO/TSO-certified standards and supplies a wide range of cooling products for global vehicle applications. Part number 3191 reflects an OE-style replacement design intended to meet the dimensional and functional requirements of the listed Kia Sorento fitment.

This part fits 4 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2006KiaSorento3.5LV6N/AOE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core
2005KiaSorento3.5LV6N/AOE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core
2004KiaSorento3.5LV6N/AOE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core
2003KiaSorento3.5LV6N/AOE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core
Directly replaces or cross-references 8 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
APDI — 8012585Hayden — 2585Spectra Premium — CU258525310 - 3E20025310 - 3E25025311 - 3E250KI3010116KI3010120