Some of the things you want are so amazing that once you find out about them, they start to feel like things you need. The items on this list of auto-related awesomeness can make your car look better, perform better, be easier to fix, or more comfortable. Some you'll use right out of the box on day one; others are just-in-case preventatives you'll hopefully never have to think about. All, however, are so good that they're borderline necessities for you and your car.
Prices and availability are subject to change.