Shannon Hudson's performance world is evolving. For years, he drove a lime-green '69 Valiant with the total drag racing package, right down to the Mickey Thompson ET Drag Radials and 4.11 gears.

Here's a scenario for you: One day while you're driving to work, you are abruptly alerted to the fact that something is not happy in the rear end of your ride. Maybe something has either A) broken, or ...