No, that's a single zone. You have the correct one. Can't help but wonder if you still need the i88 adapter, this is the way it's described on one of the sites selling them
"This adapter is used in combination with the JDM AV Panel to retain HVAC control when installing an aftermarket Double DIN headunit in a Subaru Legacy or Outback. The JDM panel requires the following additional signals that are not connected in the OEM harness:
Illumination (-)
Illumination (+)
+12V Switched
https://www.autoharnesshouse.com/AHH-JDM.html