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The KYB Gas‑a‑just rear-right monotube strut for 2004 Subaru Impreza WRX STI is a direct OE‑style replacement aimed at restoring original ride control with improved responsiveness. The Gas‑a‑just features separate working chambers—an air‑free hydraulic piston and valve area for control plus a high‑pressure nitrogen gas chamber with a floating piston for comfort and on‑demand performance—helping maintain electronic safety system behavior.
KYB Shocks & Struts Gas-a-just Rear Right 2004 Subaru Impreza WRX STI
