CSF E9X 335i/335xi Engine Oil Cooler

CSF

Lower your engine oil temps with an improved engine oil cooler. A must have for track use! 

Special Application Notes: cars without factory or aftermarket oil cooler will require additional parts for install. If you have a current oil cooler, it is a factory replacement. 

  • 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 ~30% More Efficient Than OEM Cooler
  • World’s 1st True “Plug-and-Play” Transmission Cooler for The E9X M3 Platform
  • OEM #: 17227521376 
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    Year Model Sub-Model Chassis Code Engine Code
    06-11 335i (xi) Sedan E90 N54
    06-12 335i (xi) Touring E91 N54
    05-10 335i (xi) Coupe E92 N54
    05-10 335i Convertible E93 N54
    08-13 335is Convertible E93 N54T