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The ST X coilover kit for Audi A5 (B9) Sportback Quattro balances everyday comfort with a sportier stance. Vehicle‑specific dampers and spring rates are matched by ST's engineering for predictable handling, while a wear‑resistant polyamide composite perch with stainless insert keeps height adjustments corrosion free. Galvanized struts, dust protection and dyno testing ensure long‑term dependability.
ST X Coilover Kit Audi A5 (B9) Sportback Quattro
