The Eibach 2021 - 2024 BMW M3 Pro - Street Spring Kit is perfect for two main groups of people. First, daily drivers who want to make their daily commute more exciting and improve their car's handling. Second, motorsports competitors aiming to get an extra edge on the track. You can use this spring kit in everyday driving on city streets, highways, or during high - speed racing on the track. This kit is specifically designed to fit various 2021 - 2024 BMW M3 sub - models, including the Base, Competition, Competition xDrive, and the 2024 CS.