Cusco Sport S coilover kit for 2008–2014 Subaru Impreza WRX STI (GR/GV) applications includes front springs rated at 8kg and rear springs rated at 7kg. The kit replaces factory suspension components with Cusco’s Sport S specification to provide the stated spring rates tailored to these Impreza WRX STI chassis codes. It’s presented as a complete coilover suspension option for compatible model years and configurations.
Cusco Sport S Coilover Kit 08-14 Subaru Impreza WRX STI GR/GV Front 8kg Rear 7kg (No Can/No Return)