Anyone paying attention to the new-car scene knows full well that '11-'12 Boss 302 Mustangs are badass. Seriously, we've spent enough time in and around them to know that even in stock trim, Bosses ...

Such juvenile antics aside, the real reason why hot rodders engage in the venerable practice of dumping their exhaust in front of their mufflers is to pick up a few extra ponies at the track. It works ...