Bilstein B4 OE Replacement (DampTronic) Suspension Strut Assembly for 2017-2018 BMW 330i SIDE SKIRTS or welding required

or welding required

Electronic valve control module

providing an enhanced sporty appearance and improved aerodynamics for models equipped with the M Sport rear bumper

With this set

KW height adjustable spring kits are a great alternative to conventional lowering springs

Bilstein B4 OE Replacement (DampTronic) Suspension Strut Assembly for 2017-2018 BMW 330i SIDE SKIRTS or welding requiredBilstein B4 OE Replacement (DampTronic) Dampers for the 2017 2018 BMW 330i are direct OE replacements for the electronically adjustable Dampers found on many European brand vehicles. Bilstein B4 OE Replacement (DampTronic) Dampers are specifically engineered to be the best choice for maintaining the original ride quality of your vehicle, while meeting or exceeding OE standards. Bilstein B4 OE Replacement (DampTronic) Dampers are the ideal choice for