Common topics include her first car, which was a 60's beetle, and her favourite cars.
Apparently for her, something over 200 HP is too fast, yet she often forgets how much power her Odyssey puts out. After reminding her time and time again, that it puts out roughly 250, she freaks out.
I showed her the new NSX today, and she loved it. I also mentioned that Ayrton Senna helped develop the previous model, and she said, "Wow, I want one, but it's too fast."