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CSF 3457 Radiator
| Brand | CSF 3457 |
|---|---|
| Box Height (in) | 5 14/16 |
| Box Length (in) | 32 1/4 |
| Box Weight (lbs) | 14 |
| Box Width (in) | 26 1/8 |
| Cap Included | No |
| Core Length | 25 1/16 |
| Core Material | Aluminum |
| Core Thickness | 7/8 |
| Core Width | 20 11/16 |
| Down Flow Or Cross Flow Type | Cross Flow |
| Hazardous Material | No |
| Inlet Diameter | 1 11/16 Left |
| Inlet Length (in) | 21 3/8 |
| Inlet Width (in) | 2 1/8 |
| Oil Cooler (in) | 11 13/16 (high-effeciency Plate Type);9 7/16 (high-effeciency Concentric Type) |
| Outlet Diameter | 1 11/16 Right |
| Outlet Length (in) | 21 3/8 |
| Outlet Width (in) | 2 1/8 |
| 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 | Mercedes-Benz · 21 vehicles |
OE-style construction. Plastic tanks and an aluminum core match the original design.
Cross-flow design. Promotes efficient coolant flow through the radiator.
Wind tunnel tested. Validated for cooling performance in lab conditions.
Cross-references OSC 13359, Spectra Premium CU2939 and 251 500 03 03 for the same application. See all 6.
OE-Style Radiator for Mercedes-Benz SUVs
CSF Radiator 3457 is an OE-style replacement built with a 1-row aluminum core and plastic tanks for direct-fit cooling system service. It is engineered for the Mercedes-Benz GL350, GL450, GL550, GL320, ML350, and ML500 applications listed below, with cross-flow construction and factory-style inlet and outlet sizing.
Key Features
- 1-row radiator design with aluminum core and plastic tank construction
- Cross-flow layout for OE-style cooling system routing
- Core thickness: 7/8 in.
- Core dimensions: 25 1/16 in. length, 20 11/16 in. width
- Inlet diameter: 1 11/16 in. left; outlet diameter: 1 11/16 in. right
- OEM-style plastic tanks and aluminum core
- CSF part number 3457
Product Details
CSF 3457 is part of the brand’s 1 Row Plastic Tank Aluminum Core line, a product line focused on OE-style radiator construction for direct replacement service. CSF states its radiators are engineered to performance standards, validated through wind tunnel testing, and manufactured across a broad catalog of applications. This radiator cross-references Spectra Premium CU2939 and is listed for Mercedes-Benz GL350, GL450, GL550, GL320, ML350, and ML500 coverage. The design supports factory-style fitment for Mercedes-Benz GL450 radiator replacement, Mercedes-Benz GL550 cooling system service, and Mercedes-Benz ML350 radiator replacement applications.
Common Problems This Radiator Addresses
- Coolant leaks from aging plastic tank and core assemblies
- Restricted cooling performance from a worn or damaged radiator core
- Overheating caused by internal blockage or external corrosion
- Fitment issues when replacing an OE-style Mercedes-Benz radiator
- Cooling system service needs on GL-Class and ML-Class vehicles
Installation Notes and Tips
Verify the inlet and outlet orientation before installation: inlet is on the left and outlet is on the right. Confirm radiator dimensions and OE-style mounting points against the removed unit before assembly. This radiator does not include a cap. For best results, inspect hoses, clamps, and coolant condition during replacement, especially on Mercedes-Benz GL350, GL450, GL550, GL320, ML350, and ML500 models.
Quality Assurance
CSF manufactures radiators in ISO/TSO-certified facilities and uses engineering validation methods to support cooling performance consistency. The brand has supplied radiators worldwide for decades and maintains a large application catalog for leading vehicle platforms. Part number 3457 is built to OE-style standards for direct replacement service.
Compatible Vehicles
- Fits 2010-2012 Mercedes-Benz GL350, N/A
- Fits 2007-2012 Mercedes-Benz GL450, N/A
- Fits 2008-2012 Mercedes-Benz GL550, N/A
- Fits 2010-2011 Mercedes-Benz ML350, N/A
- Fits 2007-2009 Mercedes-Benz GL320, N/A
- Fits 2006-2007 Mercedes-Benz ML500, N/A; w/ Towing Package
| Year | Make | Model | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2012 | Mercedes-Benz | GL350 | 3.0L | V6 | DIESEL | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2012 | Mercedes-Benz | GL450 | 4.7L | V8 | — | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2012 | Mercedes-Benz | GL550 | 5.5L | V8 | — | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2011 | Mercedes-Benz | GL350 | 3.0L | V6 | DIESEL | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2011 | Mercedes-Benz | GL450 | 4.7L | V8 | — | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2011 | Mercedes-Benz | GL550 | 5.5L | V8 | — | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2011 | Mercedes-Benz | ML350 | 3.0L | V6 | DIESEL | N/A | 1 Row Plastic Tank Aluminum Core |
| 2010 | Mercedes-Benz | GL350 | 3.0L | V6 | DIESEL | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2010 | Mercedes-Benz | GL450 | 4.7L | V8 | — | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2010 | Mercedes-Benz | GL550 | 5.5L | V8 | — | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2010 | Mercedes-Benz | ML350 | 3.0L | V6 | DIESEL | N/A | 1 Row Plastic Tank Aluminum Core |
| 2009 | Mercedes-Benz | GL320 | 3.0L | V6 | DIESEL | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2009 | Mercedes-Benz | GL450 | 4.7L | V8 | — | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2009 | Mercedes-Benz | GL550 | 5.5L | V8 | — | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2008 | Mercedes-Benz | GL320 | 3.0L | V6 | DIESEL | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2008 | Mercedes-Benz | GL450 | 4.7L | V8 | — | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2008 | Mercedes-Benz | GL550 | 5.5L | V8 | — | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2007 | Mercedes-Benz | GL320 | 3.0L | V6 | DIESEL | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2007 | Mercedes-Benz | GL450 | 4.7L | V8 | — | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2007 | Mercedes-Benz | ML500 | 5.0L | V8 | — | N/A | OE Style Design; w/ Towing Package; 1 Row Plastic Tank Aluminum Core |
| 2006 | Mercedes-Benz | ML500 | 5.0L | V8 | — | N/A | OE Style Design; w/ Towing Package; 1 Row Plastic Tank Aluminum Core |
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