CSF Automatic Transmission Oil Cooler w/ Rock Guard Fits BMW 21+ M3/M4 8221

The engineers at CSF know cooling. So when it comes to keeping your transmission temps down as you push your BMW G8X M3/M4 hard on the street or track, the CSF ZF8 Trans Cooler is the obvious choice. With an increase in cooling efficiency of ~30%, you can drive with confidence knowing you won't be damaging your expensive transmission due to overheating.

Dual-Core Design

194% Increase in Core & Tank Volume

94% Increase in Fluid Capacity Compared to OEM (CSF 1700ml vs. OEM ~875ml)

Two 22mm Stacked Cores = 44mm Core Thickness vs. OEM 28mm Core Thickness

Rear Cooler: 16 Rows vs. OEM 14 Rows (191mm Overall Height vs. OEM 155mm)

Front Cooler: Additional 16 Rows

Made with CSF’s AC Condenser Technology Using a 1-Row Super-High Pressure 16mm 9-Channel Microtube for Optimal Oil Flow and Maximum Surface Area Contact 

Utilizes OEM Top/Bottom Rubber Seals for Optimal Airflow

OEM Style “Quick Connect” Inlet/Outlet Connections 

Drop-in Fit Requires No Modifications to Install 

Can be Installed With CSF’s High-Performance Heat Exchanger (CSF #8215) or with the OEM Cooling System

2-Year Limited Warranty

Ideal for Road Racing, Drag Racing, and Vehicles With Increased Performance and/or Transmission Tuning

Applications:

2021+ BMW G80 M3 (incl. Competition) – ZF8 Auto Only

2021+ BMW G82/G83 M4 (incl. Competition) – ZF8 Auto Only

2022+ BMW G81 M3 (incl. Competition) – ZF8 Auto Only

2022+ BMW G87 M2 (incl. Competition) – ZF8 Auto Only

OEM Part Number:

BMW: 17-11-8-095-284

BMW: 17-11-5-A49-5B9

This Part Fits:

Year	Make	Model	Submodel
2024	BMW	M2	Base
2021,2023-2024	BMW	M3	Base
2021,2023-2024	BMW	M3	Competition
2023-2024	BMW	M3	Competition xDrive
2024	BMW	M3	CS
2021,2023-2024	BMW	M4	Base
2021,2023-2024	BMW	M4	Competition
2021,2023-2024	BMW	M4	Competition xDrive
2023-2024	BMW	M4	CSL