CSF Cooling Racing BMW E9X M3 / 335i / E8X 135i Race-Spec Transmission/Oil Cooler 8042

The engineers at CSF know cooling. So when it comes to keeping your transmission temps down as you push your M3 / 335i / 135i hard on the street or track, the CSF Trans/Oil Cooler is the obvious choice. With an increase in cooling efficiency of around 30%, you can drive with confidence knowing you won't be damaging your expensive transmission due to overheating.

• Made with CSF's AC Condenser Technology Using a 1-Row Super-High Pressure 22mm Wide 11-Channel Microtube
• Dual-Pass High-Performance Core with 11 Cooling Tubes vs. OEM 10 Tube Design
• High-Density Multi-Louvered Fin Design with 20% More Surface Area Contact Compared to OEM Unit
• Drop-in Fit
• Lab Tested at approximately 30% More Efficient than OEM Cooler
• World's 1st True "Plug-And-Play" Transmission Cooler for The E9X M3 Platform
• Replaces OEM Part Number: 17227521376