Firestone Coil‑Rite rear air helper spring kit for Hyundai Santa Fe (2007–2016) installs inside the factory coil springs to provide a variable spring rate that you can tune by inflating the air helper springs. Made from durable polyurethane, the springs support 500–1,000 lbs per set and work in extreme temperatures. The kit includes supports, hardware, air line and inflation valves and requires no drilling to help level the vehicle and improve braking and steering balance.
Firestone Coil-Rite Air Helper Spring Kit Rear 07-16 Hyundai Santa Fe (W237604170)