All software, at least up until earlier this year when most AWD cars began being delivered with a different (by PN) rear motor.



Even as recently as a month or two ago though we had reports of folks going to pick up a P3D- out of inventory and finding an AWD car (but with the original rear motor PN in it) waiting for them, that got software updated to P...sometimes right then sometimes a couple days later via OTA update.

Click to expand...