Keep your BMW E46 cool with the Mishimoto Performance Fan Shroud Kit This unique electric fan shroud setup completely eliminates the stock, failure - prone mechanical fan and outperforms the stock electric fan on manual transmission models This kit bolts directly to your stock or Mishimoto E46 Performance Aluminum Radiator in both Manual or Automatic and works perfectly with the stock or Mishimoto coolant expansion tank. This fan shroud kit includes a 16in high - flow electric fan that produces over 1850 cfm of airflow. Optionally, this kit can include a Mishimoto Adjustable Fan Controller Kit, which will provide the user with total control over coolant temperatures. Thanks to a slim profile, this fan shroud has a maximum depth of just 3in that saves significantly more engine bay space and also features a Stealth Black finish that provides a subtle accent for your engine bay. This kit includes all hardware for installation and the Mishimoto Lifetime Warranty.