The ST XA coilover kit for 2018+ Audi A4/S4/A5 (B9) Sedan Quattro without electronic dampers delivers wide range ride-height adjustment and 16-click rebound control to fine-tune comfort or sportiness. Features include composite spring perches with stainless inserts to prevent corrosion, galvanized zinc-coated struts, a dust protection system and dyno-tested dampers preset to factory-recommended settings for reliable long-term adjustability.
ST XA Adjustable Coilovers 2018+ Audi A4/S4/A5 (B9) Sedan Quattro w/o Electronic Dampers