The ST Suspension Coilover Kit - 18281028 is a high-performance suspension upgrade for vehicles. It includes a set of adjustable coilover shocks, which allow for precise tuning of the vehicle's ride height and handling characteristics. The kit also includes new springs, bump stops, and other hardware necessary for installation. With this kit, drivers can experience improved handling, increased cornering grip, and a more aggressive stance for their vehicle. It is a popular choice for enthusiasts and track-day drivers looking to improve the overall performance of their car.