CSF 00-06 BMW M3 (E46) Race-Spec Dual-Pass Oil Cooler

Features and benefits of CSFoil cooler include:

• Designed, Developed, and Track Proven in Collaboration with BMW M3 Tuning Specialist and Parts Manufacturers
• 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 CSFs All-Aluminum Triple-Pass Radiator (CSF #7058)
• Motorsport Silver Finish

OE replacement parts:
17-21-2-228-942 /17 21 2 228 942 /17212228942