The Mishimoto Performance Oil Cooler is a direct-fit upgrade designed to control elevated oil temperatures on BMW’s S63-powered platforms, whether the car sees track abuse or aggressive street driving. Built to address the thermal limits of the factory cooler, this unit increases cooling efficiency, durability, and long-term reliability without altering OEM fitment.
Fitment
Engine: S63 Chassis / Models:
M5 F10 / F90
M6 F12 / F13 / F06
M8 F91 / F92 / F93
M850i xDrive (G14 / G15 / G16)
Construction & Cooling Performance
Bar-and-plate core for superior heat rejection and impact resistance
55mm core thickness
+24% increase in core volume vs OEM
+40% increase in external fin surface area for improved heat transfer
CNC-machined billet aluminum end tanks TIG-welded to the core
Silver powder-coated finish for corrosion resistance and OEM+ appearance
Installation & Hardware
Direct bolt-on replacement
Includes:
Mounting bracket grommets
Oil line connection bolts
OEM-quality oil line O-rings
Precision-machined inlet/outlet surfaces to minimize leak risk
Use Case
Ideal for track driving, high-boost tuning, and spirited street use
Helps stabilize oil temperatures to protect the S63 under sustained load
