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

CSF, The Cooling Experts, have been serving the US aftermarket for almost 4 decades. With over 30 million units sold, CSF is your exclusive source for Radiators, Condensers, Intercoolers, Inverter Coolers, Racing Radiators and Pressure Caps.

- 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