The ones at Lithia are Tamiya 1/10 RC models with the GC rally bodies. Pretty sure they are complete kits minus electronics.
There were only a couple different Tamiya GC kits, and they are no longer made. One of them included an interior tub with driver and nav figures! They are hard to find, and seem to go for about $150 when they do show up on eBay. I want this version bad: