Does the Tesla dealership in Raleigh sell certified pre-owned inventory?

Yes they do, however, no guarantee that a preowned vehicle will be on the lot.

You can look at TESLA.com used inventory for pre-owned.

yes they do. but calling or looking online helps. once you have your profile setup with them, the sales rep can reach out to you and schedule a time for test drive and review of the car you might be interested in. they can also provide helpful info about what cpo's might best fit ur need