
Key Features & Specs:
Fitment:
Upgrade fluid cooling performance with the CSF 8042 Race-Spec Transmission and Engine Oil Cooler for select BMW E9X M3, 335i, 135i, and X1 applications. Using CSF A/C condenser technology, this direct-fit aluminum cooler features a dual-pass 22mm microtube core with 11 cooling channels, high-density multi-louvered fins, and approximately 20% more fin surface area than the OEM unit. It serves as a plug-and-play transmission cooler for DCT-equipped E9X M3 models or an engine oil cooler for applicable manual-transmission M3 configurations and select turbocharged BMW applications.