ST Suspensions sts13210075

ST X coilover kit for 2009–2014 Audi A4/A4 Quattro (B8) delivers adjustable ride height and refined street manners. Tuned by vehicle-dynamics engineers, the kit includes a composite spring perch with stainless insert to prevent corrosion and ensure easy adjustment, galvanized steel struts for durability, and multi-layer seals with dust protection to preserve piston rod condition and reliable ride characteristics.