Tesla has today begun to push the new and enhanced Autopilot update out to cars equipped with the HW2 hardware, which is to say those with updated sensor and computing hardware that Tesla designed to provide full self-driving capabilities at some point in the future.
Tesla today unveiled a major upgrade to the self-driving hardware that it packs into its cars, promising that all cars being produced from here on out will come packed with the improved setup, allowing for full self-driving capability.