CSF's factories are ISO certified, and are OE suppliers to many US, German and Asian manufacturers. When you purchase a CSF cooling product, you can be rest assured that it has been manufactured on the same production lines with the same high quality standards as their OE customers. Every single radiator is subject to rigorous testing procedures such as Hydrostatic Testing, Vacuum decaying and life cycle testing, and is designed to always be a "drop-in fit".

• Fits all 2007-2013 E9X M3
• Designed and Developed in Collaboration with High-Performance Supercharger System Manufacturer VF Engineering
• “Drop-in Fit” Requiring No Modifications to Install – Accepts All Attaching OEM Components Including Oil-Line Connections, Mounting Brackets and Shroud/Ducting
• The Only Cooler Available on the Market Today that Requires No Cutting of Shroud
• Fully TIG-Welded Cast-Endtank Design vs. OEM Mechanically Jointed and Tack-Welded Design for Superior Reliability & Durability
• Tapered Cast-Endtank Design Fits Precisely with the Contour of the OEM Bumper – No Issues with Aftermarket Splitter Attachment
• Turbulated, Heavy-Duty Bar/Plate Design Makes for the Most Reliable & Durable Oil Cooler Available for the Platform
• 8 Rows of Maximum Cooling with a High Density Multi-Louvered Fin Pitch Design
• Motorsport Silver Finish
• Replaces OE Part#: 17212284075