AST Lowering Springs For BMW 4 435i/440i/430D 03/2014-07/2021, Front 30 , Rear 30 All F12 LCI The braking surface will clean

The braking surface will clean up naturally during bedding

autobahn stints and circuit use

Can help reduce uneven tyre wear and enhance cost-effectiveness over time

0d with this OEM-grade NTK airflow meter assembly

AST Lowering Springs For BMW 4 435i/440i/430D 03/2014-07/2021, Front 30 , Rear 30 All F12 LCI The braking surface will cleanThe AST Lowering Springs are engineered to enhance your BMW 4 Series 435i, 440i, and 430D models from 03 2014 to 07 2021 by effectively lowering the vehicle's center of gravity by 30 mm at both the front and rear. Manufactured with precision using the highest quality materials and cold coiled on state of the art Wafios coiling machines, these springs provide a reliable and durable solution tailored specifically for your vehicle. Designed as a direct