This seller on ebay are selling low mileage v five with ATP at less than 7-8K. If you are looking for one, check them out. Not affiliated to them whatsoever. Just wanted to save you $$$$$$. Stumble upon it today after searching for accessories for the v. There are other v's available from them too. Toyota : Prius V Five in Toyota | eBay Motors
One must also consider losses associated with financing a used Prius vs. new. If you can finance $32,500 at 0% for new vs. 2.99% (or worse) for used you would potentially save thousand dollars or more on the new car. Does the car come registered as a CPO with increased warranty?