OMG you got me. I came here with only time to post one thread about our final trailer selection, and saw this title and you got me to click. She's a beauty!
OK, while not taking this too seriously. To use that snorkel at effective depths, there is no way that car would have the traction and electrical system would fail.
I think they would want different tires. Any sort of water that thing could be driving through would be faced with tires that don't get any sort of grip.