The Mishimoto 01-06 BMW M3 E46 3.2L Aluminum Fan Shroud Kit w/o Controller is a performance upgrade for the BMW M3 E46 3.2L engine. This kit includes an aluminum fan shroud and mounting hardware. The fan shroud is designed to optimize cooling efficiency by delivering maximum airflow to the radiator, and its lightweight construction ensures minimal power loss. The kit does not include a fan controller, so it is recommended for vehicles that do not require one. This kit is a great way to increase engine cooling efficiency and performance.