Fill up on incredible savings when you order your replacement oil filler cap gasket from AutoAnything. Replacing a faulty oil filler cap gasket is important when you want your vehicle in perfect condition—and you don't want your oil sloshing out. And, at AutoAnything, your oil filler cap gasket is backed by our 1-year lower price guarantee and ships directly to your front door for free. What's more, when you order by today's deadline, we send your new oil filler cap gasket out the same day.