Check the listing for details. BlueDevil Rear Main Sealer - 8 Oz.. Condition: New. Listed at 29.97 USD. BlueDevil Rear Main Sealer - 8 Oz. Guaranteed Permanent SealRestores Dried, Cracked and Shrunken SealsWorks in Gas or Diesel Engines From the manufacturerHow does it work?BlueDevil Rear Main Sealer restores seals to their original condition while you drive. It works on gasoline or diesel engines that use synthetic or conventional oilHow large of a leak does it repair?BlueDevil will seal leaks in any fluid systems that are seeping or dripping.How long will the repair last?BlueDevil is a permanent repair! SHIPPING We ship items faster than the estimates given.Generally Items are delivered within 5 days. Occasionally It may take longer .RETURNSReturns are accepted within 30 days after delivery.Item(s) must be in the same condition as delivered and In its original packaging.Thank you! Important!We are humans and humans make mistakesBefore opening a case or leaving negative feedback , please contact us if you have questions or issues. ThanksFeedbackFeedback for feedback. Positive = Positive \ Negative = NegativeScammers and Dropshippers aren't welcomed here!