CSF E9X M3 Transmission Cooler

Increased cooling capacity for DCT and manual transmissions - a must-have for track use

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The CSF E9X M3 Transmission Cooler is the ultimate cooling solution to address high transmission fluid temperatures often seen during track use. 

Designed as a true drop-in fitment for DCT and 6-speed transmissions, this high-quality unit requires absolutely zero modification to install. This race-performance engineered component utilizes CSF’s AC condenser manufacturing technology to deliver a transmission cooler that is 30% more efficient than the OEM unit. 
  • 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 fitment requiring no modifications to install. Accepts all standard attached OEM components including oil-line connections, mounting brackets, and shroud/ducting 
  • Lab testing shows this piece is 30% more efficient than OEM cooler
  • World’s first true plug-and-play transmission cooler for the E9X M3 platform
  • Very light weight - only 2lbs!

BMW Fitments:

3 Series
E90 / E91 / E92 / E93 (06-13) > M3
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