KW V3 Coilover Kit 2015-2021 WRX /STIThe new KW Variant 3 Coilover System is state of the art technology for skilled and experienced drivers. The separate and independent compression and rebound damping options allow a truly individual driving setup. These unique systems with the 3 individually adjustable components, allows for adjustment of the compression of the damper in the low speed range, while the highspeed set up, so decisive for driving comfort, has been preset by our engineers.