Finally, depending on your vehicle and how many parts you wish to remove to access the spark plugs, you may want to pick up a set of universal joints, like the Craftsman Universal Joint Socket Set.

12 deep well metric sockets, a ¼ -inch drive ratchet, a 3-inch extension, a 6-inch extension, and a universal joint. The entire set comes in a durable storage case with a removable, long-term ...