Bilstein B8 2005 Porsche 911 Carrera Rear 46mm Monotube Shock Absorber Exhaust- Mufflers & Tips>DPF Back As a matter of principle

As a matter of principle we rely on world class engineering delivered from KW for all our dampers

the valve opens

With no fancy knobs or big bling

Lighting upgrade for most factory sealed beam applications -autos

Bilstein B8 2005 Porsche 911 Carrera Rear 46mm Monotube Shock Absorber Exhaust- Mufflers & Tips>DPF Back As a matter of principleBilstein B8 Performance Plus (DampTronic) dampers are a performance upgrade to OE dampers designed to be paired with aftermarket lowering 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