You'll Also Need A Ratchet And Socket Set With Various Extensions In addition to your spark plug socket, you'll also need a variety of different sized standard sockets, a ratchet, and some extensions.

If you are at all serious about maintaining your car beyond basic cleaning and waxing, then you’re going to need a decent socket set. Even simple tasks such as changing your spark plugs will ...

A quality socket set containing ⅜-inch drive and ¼-inch drive sockets and ratchets should cover most standard spark plug replacements, as well as various other auto repair and maintenance jobs.