IF YOU’RE LUCKY ENOUGH to grow up as a car person in a car family, you’re lucky enough. That’s because car folks understand that, even when you’re young, the car you drive matters a lot. The average American spends an hour a day behind the wheel — and that, presumably, includes all the Americans who don’t drive at all — so being forced into something dull and practical can be quite excruciating.
Justina Schwartz, thankfully, was born to the right people. Her father, Jeff Schwartz, started Schwartz Performance, in Woodstock, Illinois, back in 2005. The company specializes in performance hardware for American muscle cars taking the “G-Machine” route. The “G” in G-Machine refers to gravitational forces, meaning the way you get pulled around when turning in a car built for…