Sea Foam Motor Treatment effectively and safely cleans dirty engine parts internally, helping gasoline, diesel or Ethanol engines run cleaner and more efficiently, according to its maker.

Sea Foam notes that the product is 100% pure petroleum, contains no harsh chemicals and can be used in all gasoline and diesel type engines, both 2 and 4 cycle. It is oxygen sensor safe; removes moisture from oil crankcases and fuel tanks; stabilizes and conditions fuel for up to two years; and cures hesitations, stalls and rough idle due to carbon buildup. The company added it also helps pass emission tests and is EPA-registered.