Yep, the excursions had them stock.

You can also program the second key with the AE scanner, as long as you have one working key, and some time. I think it was 10 min I had to wait till I could get into the programming system, but I still needed the one key.
Most insurance should have a lower rate for curtain things if you have the pats key, (immobilizer). At least we do here in BC.