The Koni Special Active rear shock for 2016–2019 Audi A4 and 2016–2019 Audi S4 (B9) is a direct-fit replacement shock intended for the rear suspension. It uses a twin-tube hydraulic, low-pressure gas design and is non-adjustable. This shock restores damping function with Koni’s established hardware approach and is specified for the B9 rear application listed, offering a straightforward replacement for the original rear unit.
Koni Special Active Shock 16-19 Audi A4 / 16-19 Audi S4 (B9) Rear