CSF 00-06 BMW M3 (E46) Race-Spec Dual-Pass Oil Cooler
Features and benefits of CSF oil 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 CSF’s All-Aluminum Triple-Pass Radiator (CSF #7058)
- Motorsport Silver Finish
OE replacement parts:
17-21-2-228-942 / 17 21 2 228 942 / 17212228942
