AST Lowering Springs For BMW 4 435i/440i/430D 03/2014-07/2021, Front 30 , Rear 30 All F12 LCI predictable shifting

predictable shifting

lifetime cotton-gauze element is a straight swap for the factory paper cartridge in the original air box

bass-rich V8 character under load with a comfortable cruise when the flaps are closed

Genuine ITG product with proven results

Direct-fit BMW clutch pack for remapped engines

AST Lowering Springs For BMW 4 435i/440i/430D 03/2014-07/2021, Front 30 , Rear 30 All F12 LCI predictable shiftingThe 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