HKS Hipermax S Coilover Kit Subaru WRX / STI 2015-2021 | 80300-AF009P GolfR_2016-2018 Designed as a replacement for

Designed as a replacement for the factory doors

the APR Radiator Cooling Plate uses fade resistant epoxy coating to reduce the effects of high engine bay temperatures

BC valve springs are wound from only the highest grade

Pre-Oiled and Re-usable Dual Cone Air Filter

HKS Hipermax S Coilover Kit Subaru WRX / STI 2015-2021 | 80300-AF009P GolfR_2016-2018 Designed as a replacement forOVERVIEW: Introducing the HKS Hipermax S Coilovers tailored for the 2015 2021 WRX STI. Nine years after the debut of the MAXIV GT, the HIPERMAX S series emerges, setting a new benchmark for "Driving Comfort" by enhancing damping force, durability, and aesthetics. Beyond conventional ride comfort and handling prowess, the focus shifts towards a holistic notion of "Driving Comfort," prioritizing both ride ease and the confidence instilled by superior