This residual pressure holding valve is suitable for the rear air suspension strut of Audi A8 D3.
Residual pressure retaining valves of the original air suspension struts usually become defective after a while which leads to a problem with the strut and it cannot be steered up and down anymore. With this valve you have the possibility to repair your strut at a reasonable cost.
The delivery also includes an O-Ring and an airline fitting.
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