5QA 805 398 · water box Škoda genuine (OEM) part number 5QA 805 398, water box. Fitted on (3)WATER BOX — pos (6) (KAT434.BIN)WATER BOX — pos (6) (KAT644.BIN)WATER BOX — pos (6) (KAT804.BIN) Open the interactive exploded diagram →