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KW Height Adjustable Spring Kit for Audi A4 B9 sedan (2WD) replaces fixed lowering springs with a continuously adjustable system you can fine‑tune after installation using the included KW height adjuster. Vehicle‑specific chrome‑silicon springs and tuned spring rates pair with OE adaptive or regular dampers, while elastomer bump stops and dust protection preserve factory assistance and comfort features. Limited lifetime warranty.
KW A4 B9 Sedan 2WD 50mm H.A.S.
