OE Quality
60-Day Returns

CSF 3553 Radiator - Center
Overview of CSF 2 Row All Aluminum Radiator 3553
The CSF 2 Row All Aluminum Radiator, part number 3553, is engineered for Porsche 911, Boxster, and Cayman models. Designed with durability and efficient cooling in mind, this radiator features a cross flow design and all-aluminum construction to support optimal engine temperature management.
- Core dimensions: 24 inches length, 4 5/8 inches width, 1 5/8 inches thickness
- All-aluminum core and tanks for enhanced heat dissipation
- Cross flow radiator type with 2 core rows
- Inlet and outlet diameters of 1 3/8 inches, positioned on the right side
- Quick-connect inlet and outlet pipes for easier installation
- Compact packaging: 29 1/16 inches length, 8 3/16 inches width, 6 1/16 inches height
- Lightweight design at 5 lbs
Details on the 2 Row All Aluminum Product Line
The CSF 2 Row All Aluminum product line focuses on radiators constructed entirely from aluminum, including both the core and tanks. This design improves thermal conductivity and corrosion resistance compared to traditional materials. The 2-row core configuration balances cooling efficiency with a compact size, making it suitable for performance-oriented vehicles like the Porsche 911, Boxster, and Cayman. Part number 3553 exemplifies this line’s emphasis on durable, lightweight cooling solutions with quick-connect fittings for streamlined maintenance.
Technical Specifications and Features
This radiator features a 24-inch core length and a 4 5/8-inch core width, with a thickness of 1 5/8 inches, providing sufficient surface area for heat exchange. Both the core and tanks are made from aluminum, which offers improved heat dissipation and resistance to corrosion. The cross flow design allows coolant to flow horizontally through the radiator, enhancing cooling efficiency. The inlet and outlet pipes are both 1 3/8 inches in diameter and located on the right side, equipped with quick-connect fittings to simplify installation and removal.
Applications and Problem Solving
- Compatible with Porsche 911, Boxster, and Cayman models requiring a 2-row aluminum radiator
- Addresses overheating issues caused by inefficient or damaged radiators
- Replaces corroded or leaking radiator cores and tanks
- Improves cooling system performance in vehicles with stock or upgraded engines
- Suitable for restoring factory cooling capacity in Porsche models
Installation Notes and Tips
When installing the CSF radiator part number 3553, ensure the inlet and outlet connections align with the vehicle’s right-side plumbing. The quick-connect fittings facilitate a straightforward installation process, but verify all hose clamps and connections are secure to prevent leaks. It is recommended to flush the cooling system before installation to remove debris and contaminants. Proper mounting and support are essential to avoid vibration damage during operation.
Quality Assurance and Warranty
CSF radiators are manufactured to meet OEM specifications for fit and function. The all-aluminum construction provides durability and resistance to corrosion. While specific warranty details for part number 3553 are not provided here, CSF products typically come with a limited warranty covering defects in materials and workmanship. Consult the product documentation or manufacturer for exact warranty terms.
| Brand | CSF |
| Part Number | 3553 |
| Position | 2 Row All Aluminum, Center |
| Box Height (in) | 6 1/16 |
| Box Length (in) | 29 1/16 |
| Box Weight (lbs) | 5 |
| Box Width (in) | 8 3/16 |
| Cap Included | No |
| Core Length | 24 |
| Core Material | Aluminum |
| Core Thickness | 1 5/8 |
| Core Width | 4 5/8 |
| Down Flow Or Cross Flow Type | Cross Flow |
| Hazardous Material | No |
| Inlet Diameter | 1 3/8 Right |
| Inlet Length (in) | 5 5/16 |
| Inlet Width (in) | 2 3/8 |
| Outlet Diameter | 1 3/8 Right |
| Outlet Length (in) | 5 5/16 |
| Outlet Width (in) | 2 3/8 |
| Radiator Core Row Quantity | 2 |
| Tank Material | Aluminum |
| Tech Note | All Aluminum tanks & core with quick-connect inlet & outlet pipe. |
This part fits 44 vehicles. Search below:
| Year | Make | Model | Submodel | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2012 | Porsche | Boxster | 3.4L | H6 | Center | 2 Row All Aluminum | |
| 2012 | Porsche | Boxster | 2.9L | H6 | Center | 2 Row All Aluminum | |
| 2011 | Porsche | 911 | Carrera 4S | 3.8L | H6 | Center | 2 Row All Aluminum |
| 2011 | Porsche | 911 | Carrera 4 | 3.6L | H6 | Center | 2 Row All Aluminum |
| 2011 | Porsche | 911 | Carrera | 3.6L | H6 | Center | 2 Row All Aluminum |
| 2011 | Porsche | Boxster | 3.4L | H6 | Center | 2 Row All Aluminum | |
| 2011 | Porsche | Boxster | 2.9L | H6 | Center | 2 Row All Aluminum | |
| 2011 | Porsche | Cayman | 2.9L | H6 | Center | 2 Row All Aluminum | |
| 2010 | Porsche | 911 | Carrera 4S | 3.8L | H6 | Center | 2 Row All Aluminum |
| 2010 | Porsche | 911 | Carrera 4 | 3.6L | H6 | Center | 2 Row All Aluminum |
| 2010 | Porsche | 911 | Carrera | 3.6L | H6 | Center | 2 Row All Aluminum |
| 2010 | Porsche | Boxster | 3.4L | H6 | Center | 2 Row All Aluminum | |
| 2010 | Porsche | Boxster | 2.9L | H6 | Center | 2 Row All Aluminum | |
| 2010 | Porsche | Cayman | 2.9L | H6 | Center | 2 Row All Aluminum | |
| 2010 | Porsche | Cayman | 3.4L | H6 | Center | 2 Row All Aluminum | |
| 2009 | Porsche | 911 | Carrera 4 | 3.6L | H6 | Center | 2 Row All Aluminum |
| 2009 | Porsche | 911 | Carrera 4S | 3.8L | H6 | Center | 2 Row All Aluminum |
| 2009 | Porsche | 911 | Carrera | 3.6L | H6 | Center | 2 Row All Aluminum |
| 2009 | Porsche | Boxster | 3.4L | H6 | Center | 2 Row All Aluminum | |
| 2009 | Porsche | Boxster | 2.9L | H6 | Center | 2 Row All Aluminum | |
| 2009 | Porsche | Cayman | 2.9L | H6 | Center | 2 Row All Aluminum | |
| 2009 | Porsche | Cayman | 3.4L | H6 | Center | 2 Row All Aluminum | |
| 2008 | Porsche | 911 | Carrera 4S | 3.8L | H6 | Center | 2 Row All Aluminum |
| 2008 | Porsche | 911 | Carrera 4 | 3.6L | H6 | Center | 2 Row All Aluminum |
| 2008 | Porsche | 911 | Carrera | 3.6L | H6 | Center | 2 Row All Aluminum |
| 2008 | Porsche | Boxster | 2.7L | H6 | Center | 2 Row All Aluminum | |
| 2008 | Porsche | Boxster | 3.4L | H6 | Center | 2 Row All Aluminum | |
| 2008 | Porsche | Cayman | 3.4L | H6 | Center | 2 Row All Aluminum | |
| 2008 | Porsche | Cayman | 2.7L | H6 | Center | 2 Row All Aluminum | |
| 2007 | Porsche | 911 | Carrera | 3.6L | H6 | Center | 2 Row All Aluminum |
| 2007 | Porsche | 911 | Carrera 4S | 3.8L | H6 | Center | 2 Row All Aluminum |
| 2007 | Porsche | 911 | Carrera 4 | 3.6L | H6 | Center | 2 Row All Aluminum |
| 2007 | Porsche | Boxster | 3.4L | H6 | Center | 2 Row All Aluminum | |
| 2007 | Porsche | Boxster | 2.7L | H6 | Center | 2 Row All Aluminum | |
| 2007 | Porsche | Cayman | 2.7L | H6 | Center | 2 Row All Aluminum | |
| 2007 | Porsche | Cayman | 3.4L | H6 | Center | 2 Row All Aluminum | |
| 2006 | Porsche | 911 | Carrera 4S | 3.8L | H6 | Center | 2 Row All Aluminum |
| 2006 | Porsche | 911 | Carrera | 3.6L | H6 | Center | 2 Row All Aluminum |
| 2006 | Porsche | 911 | Carrera 4 | 3.6L | H6 | Center | 2 Row All Aluminum |
| 2006 | Porsche | Boxster | 2.7L | H6 | Center | 2 Row All Aluminum | |
| 2006 | Porsche | Cayman | 3.4L | H6 | Center | 2 Row All Aluminum | |
| 2005 | Porsche | 911 | Carrera 4S | 3.6L | H6 | Center | 2 Row All Aluminum |
| 2005 | Porsche | 911 | Carrera | 3.6L | H6 | Center | 2 Row All Aluminum |
| 2005 | Porsche | Boxster | 2.7L | H6 | Center | 2 Row All Aluminum |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.