Yes, such a thing exists. It is located in North Myrtle Beach, South Carolina.
Here is Jenny Powers at Business Insider:
When I was in North Myrtle Beach, South Carolina, I spotted a billboard advertising a Donald Trump superstore. My curiosity got the best of me, and I decided to stop in and pay the store a visit. I turned into the parking lot and was greeted by a series of colorful pro-Trump flags and an air dancer in the former president’s likeness, wildly waving its arms at oncoming traffic. Bookended between Klig’s Kites and a restaurant called “Goodfellas Seafood Hut” sits the brick-and-mortar Trump store, Keep on Trumpin’. The jam-packed storefront features an animatronic mannequin of Trump waving a “Let’s Go Brandon” flag at passersby.
Read (and see) the rest here.