BMW CSF E46 M3 Race-Spec Dual-Pass Oil Cooler

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".

• Designed, Developed, and Track Proven in Collaboration with BMW M3 Tuning Specialist and Parts Manufacturer, Rogue Engineering
• Replaces OEM Unit Single-Pass Design and Plastic Shroud with a Unique Top/Bottom Dual-Pass Design for Maximum Surface Area and Flow
• “Drop-in Fit” Requiring No Modifications to Install – Accepts Factory Oil-Line Connections
• Fully TIG-Welded Extruded-Endtank Design vs. OEM Mechanically Jointed and Tack-Welded Design for Superior Reliability & Durability
• Fits Precisely with the Contour of the OEM Bumper – No Issues with Aftermarket Splitter Attachment
• Turbulated Heavy-Duty Bar/Plate Design 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
• Designed to Work with OEM Radiator Brackets or CSF’s All-Aluminum Triple-Pass Radiator (CSF #7058) and S54 Swap Radiator (CSF #7211) in E36 Chassis without A/C
• Motorsport Silver Finish
• Replaces OE Part#: 17212228942