Bilstein B6 Performance (DampTronic) 46mm Monotube Suspension Rear Shock Absorber for 2018-2021 Audi S4 (B9) 1967 1inch) Spring Rate - Front

1inch) Spring Rate - Front 5

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Bilstein B6 Performance (DampTronic) 46mm Monotube Suspension Rear Shock Absorber for 2018-2021 Audi S4 (B9) 1967 1inch) Spring Rate - FrontBilstein B6 Performance (DampTronic) Dampers to your 2018 2021 Audi S4 (B9) 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