CSF 3522 Radiator

CSF 3522 OE-Style Aluminum Radiator

The CSF 3522 is a 1-row all-aluminum radiator built for BMW X5 applications that need OE-style fitment and efficient cooling performance. It uses aluminum for both the core and tanks, with a cross-flow design and quick-connect inlet and outlet pipe connections.

Built for 2007-2010 BMW X5 models, this radiator is engineered to match the original layout while supporting dependable heat transfer in a direct replacement format. The CSF 3522 is a practical choice for BMW X5 radiator replacement searches focused on all-aluminum construction and factory-style dimensions.

Key Features

• Brand: CSF
• Part number: 3522
• 1-row all-aluminum construction
• Aluminum core and aluminum tanks
• Cross-flow radiator design
• OE-style design with quick-connect inlet and outlet pipe
• Inlet diameter: 1 1/2 left
• Outlet diameter: 1 1/2 right
• Core thickness: 1 1/4
• Core width: 23 3/8
• Core length: 22 5/8

Product Details

CSF manufactures radiators to high-performance standards and validates cooling performance through laboratory wind-tunnel testing. The brand has produced radiators for decades and supplies a wide range of vehicle applications, including OE-style replacement designs like this BMW X5 radiator. The CSF 3522 part number is also referenced by APDI 8013380 and OSC 13380 for the same application.

This radiator is designed for 2007-2010 BMW X5 models, including OE-style design applications with and without an integrated oil cooler as listed in the fitment data. If you are searching for a 2007 BMW X5 radiator, 2008 BMW X5 aluminum radiator, or 2010 BMW X5 OE-style replacement radiator, CSF 3522 matches those vehicle-specific needs.

Common Reasons to Replace

• Coolant leaks from a damaged or aging radiator
• Restricted cooling performance from internal buildup or corrosion
• Cracked or weakened plastic-style radiator components on original units
• Overheating concerns during daily driving or stop-and-go traffic
• Need for an OE-style BMW X5 radiator replacement with aluminum construction

Installation Notes

Verify radiator dimensions, inlet and outlet orientation, and OE-style quick-connect pipe connections before installation. This radiator does not include a cap. Confirm vehicle configuration against the listed fitment for 2007-2010 BMW X5 applications, including the OE-style design notes shown for each model listing.

• Fits 2007-2010 BMW X5, N/A, OE Style Design; w/o Integrated Oil Cooler; 1 Row All Aluminum
• Fits 2007-2010 BMW X5, N/A, OE Style Design; New Design; 1 Row All Aluminum

Quality Assurance

CSF radiators are manufactured in ISO/TSO-certified facilities and built to support consistent cooling performance. The 1-row all-aluminum design, OE-style tank and core layout, and tested construction reflect the brand’s focus on factory-fit replacement radiators for BMW X5 cooling system service.