AST Lowering Springs For BMW 4 420i/428i/430i/420D/425D 03/2014-07/2021, Front 20 , Rear 20 CB67.1 Spoiler CAP Mercedes V-Class W447

Spoiler CAP Mercedes V-Class W447

Integrated Air Divider in Inlet Tank Evenly Distributes Airflow Throughout the Core

Installation: Bolt on

Each set is engineered specifically for the BMW 5 Series models listed

AST Lowering Springs For BMW 4 420i/428i/430i/420D/425D 03/2014-07/2021, Front 20 , Rear 20 CB67.1 Spoiler CAP Mercedes V-Class W447The AST Lowering Springs are precision engineered components designed to enhance the driving dynamics of your BMW 4 Series (models 420i, 428i, 430i, 420D, 425D) produced between 03 2014 and 07 2021. Manufactured using cold coiling technology on state of the art Wafios machines, these springs ensure consistent quality and durability. By lowering the vehicles center of gravity, they contribute to improved handling and stability without significantly