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CSF 3925 Radiator
| Brand | CSF 3925 |
|---|---|
| Core Thickness | 5/8 |
| Core Width | 27 3/16 |
| Core Material | Aluminum |
| Tank Material | Plastic |
| Core Length | 14 11/16 |
| Inlet Diameter | 1 left |
| Outlet Diameter | 1 1/8 right |
| Down Flow Or Cross Flow Type | Down flow |
| Radiator Core Row Quantity | 1 |
| Cap Included | No |
| Box Height (in) | 5 1/2 |
| Box Length (in) | 30 1/4 |
| Box Weight (lbs) | 8 |
| Box Width (in) | 21 3/4 |
| Hazardous Material | No |
| Inlet Length (in) | 27 13/16 |
| Inlet Width (in) | 1 1/8 |
| Oil Cooler (in) | No |
| Outlet Length (in) | 27 13/16 |
| Outlet Width (in) | 1 1/8 |
| Tech Note | O.e.m. style plastic tanks & aluminum core; unit supplied with ca |
| Fits | Honda · 6 vehicles |
OE-style design. Plastic tanks and an aluminum core match the original layout.
Wind tunnel tested. Validated for cooling performance in lab testing.
Cap included. Supplied with cap and clamp for a complete install.
Cross-references Carlson 13452, Quality-Built 13451 and 19010-5R1-003 for the same application. See all 5.
CSF 3925 Radiator for Honda Fit
The CSF 3925 is an OE-style radiator built with an aluminum core and plastic tanks for direct replacement service on select Honda Fit models. It is engineered for down-flow cooling layouts and is supplied with a cap and clamp, making it a practical choice for a Honda Fit radiator replacement on 2015-2020 vehicles.
Key Features
- Aluminum core with plastic tanks for OE-style construction
- Down-flow design with one-row core layout
- Core dimensions: 27 3/16 in. wide, 14 11/16 in. long, 5/8 in. thick
- Inlet: 1 in. left; outlet: 1 1/8 in. right
- Supplied with cap and clamp
- Fits manual and automatic Honda Fit applications
- CSF Part Number: 3925
Detailed Description
CSF Part Number 3925 is designed for 2015-2020 Honda Fit applications and follows an OE-style radiator layout for straightforward replacement. The aluminum core helps transfer heat efficiently, while the plastic tank construction matches the factory-style design used on many original cooling systems. CSF manufactures radiators to high performance standards and validates cooling performance through laboratory wind tunnel testing. This radiator is built for Honda Fit owners who need a direct-fit cooling system component with the correct inlet and outlet orientation for the listed vehicles.
This part cross-references Carlson 13452 and Quality-Built 13451 for the same application.
Common Problems This Radiator Can Address
- Coolant leaks from a cracked or aging radiator tank
- Restricted cooling performance from a clogged or corroded core
- Overheating caused by reduced heat dissipation
- Factory radiator wear on high-mileage Honda Fit models
- Replacement needs after impact damage to the cooling assembly
Installation Notes and Tips
Fits 2015-2020 Honda Fit, N/A. Verify inlet and outlet orientation before installation, since this radiator uses a left-side inlet and right-side outlet layout. The unit is listed for both manual and automatic models. Confirm all hose connections, mounting points, and coolant level after installation, and inspect the cooling system for leaks before returning the vehicle to service.
Quality Assurance
CSF radiators are manufactured in ISO/TSO-certified facilities and are engineered for cooling performance validation. The brand has supplied radiators worldwide for more than 50 years and produces a broad range of applications for leading vehicle platforms.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2020 | Honda | Fit | 1.5L | L4 | N/A | OE style design ensures optimal fitment and performance. |
| 2019 | Honda | Fit | 1.5L | L4 | N/A | OE style design ensures optimal fitment and performance. |
| 2018 | Honda | Fit | 1.5L | L4 | N/A | OE style design ensures optimal fitment and performance. |
| 2017 | Honda | Fit | 1.5L | L4 | N/A | OE style design ensures optimal fitment and performance. |
| 2016 | Honda | Fit | 1.5L | L4 | N/A | OE style design ensures optimal fitment and performance. |
| 2015 | Honda | Fit | 1.5L | L4 | N/A | OE style design ensures optimal fitment and performance. |
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