The Whiteline lowering spring kit for 2015–2020 Audi S3/RS3 includes four progressive‑rate springs engineered in Europe to produce a 20 mm drop front and rear. Front springs are rated 4.2 kg/mm (235 lb/in) and rears 6.5 kg/mm (364 lb/in); powder coating protects against corrosion and the springs are tuned for compatibility with OEM shocks and Whiteline handling components.
Whiteline 17-20 Audi RS3 8V Performance Lowering Springs