Bilstein B6 14-18 BMW 328d xDrive Front Left Strut Assembly - 23-266483 fits_2001-2005`Porsche`911`Turbo 5-layers of progressive cotton gauze

5-layers of progressive cotton gauze and 2-layers of synthetic dry media for maximum filtration

400 CFM Rating at 7 in

The simple yet elegant one-piece sealed housing features our patent-pending filter-to-housing interface

H&R engineers have spared no expense developing RSS+

the shocks allow for a wide range of customization

Bilstein B6 14-18 BMW 328d xDrive Front Left Strut Assembly - 23-266483 fits_2001-2005`Porsche`911`Turbo 5-layers of progressive cotton gauzeBilstein B6 Performance (DampTronic) dampers are a performance upgrade to OE dampers designed to be paired with OE factory springs. All of the active features of the factory electronic suspension, along with the factory controls, will be retained with the installation of these dampers. Each damper is rigorously tested for quality that meets or exceeds OE standards and features application specific valve settings with a monotube design to bring out the