Use this KW Coilover Kit V1 when you're hitting the track for some high - speed fun or just commuting around town. It's perfect for sporty drivers who want to upgrade their 2008 - 2014 Subaru Impreza WRX. The kit includes high - quality stainless steel struts and corrosion - resistant springs, but we don't have specific size or weight details here. It offers a great balance of sportiness and practicality, giving you a smooth and exciting ride.