aFe Control lowering springs for 2014–2015 BMW M3/M4 (F80/82/83) are made in the USA and engineered to optimize factory shock absorber damping while providing a one-inch drop. These direct-fit springs aim to improve cornering and handling without major changes to ride quality, while lowering stance for improved looks and aerodynamics. They’re intended as a bolt-in handling and styling upgrade.
aFe Control Lowering Springs 14-15 BMW M3/M4 (F80/82/83)