Star in Glendale still has that 2018.
Larry Green Ford in Bythe, CA has 2017 Black new for $17k.
Since Black and Magnetic are the most common colors you can easily force the price down by making dealers compete for your business.
You can further entice a local dealer to play by getting a service contract. Get the price from
https://www.zeiglerfordesp.com/ best prices for that and extended warranty.
Make them price match that too.
In the Bay Area try San Leandro Ford.