CSF offers the best and most advanced Transmission/Oil Coolers on the market. Keeping your transmission temps down as you push your M3 / 335i / 135i hard on the street or track.
- 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 Requiring No Modifications to Install - Accepts All Attaching OEM Components Including Oil-Line Connections, Mounting Brackets and Shroud/Ducting
- 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
