Most people can agree that their cars are arguably one of the most integral parts of their lives. After all, cars can be used to get from place to place easily, as well as transport groceries and people. Without cars, life would become far more difficult for millions, even hundreds of millions of people all around the world. With that being said, this is doubly so for people who rely on heavy-duty trucks. While cars are wonderful for transporting the groceries that you might have bought at the s...