Um, most cars will "tell" you when you need to shift. D: Kind of like this: SHIFT OR DESTROY ME VROOM VROOM NOW HUMAN. Too many RPMs in a too-low gear is icky sounding, no matter what car you're in.

I can understand being delighted with a powerful car (I have moments of SQUEE when mine really starts purring), but eeeek.

I'm kind of surprised she didn't go with one of the more phallic-looking sports cars. I could totally see her in a restored 280ZX -- it'd totally fit with her motif of being stuck in the 80's, too.