Premium fuel… is it worth it?

We have been having a lot of people asking us, “Steve, do I really have to put premium gas in my Volkswagen?” (or Audi, or BMW, or anything German or has a turbo, or is direct injected).   “It costs too much”. This is the most common complaint of having to put premium fuel in your vehicle. If you drive a premium vehicle, or a sporty vehicle (GTI, Golf R, WRX, Focus RS etc…), you …