The stock plastic degas tanks fitted to the 2011-2019 Ford 6.7L Powerstroke are strong when new, but it's only a matter of time before they become brittle and leak. Luckily, Mishimoto has the solution.The Mishimoto aluminum degas tank kit for the 2011-2019 Ford 6.7L Powerstroke is the best way to ensure your degas tanks last as long as your Super Duty. This kit includes both our primary and secondary cooling system degas tanks. The fully-welded design means that these tanks are able to withstand extreme temperature swings without cracking and leaking coolant. The integrated sight glasses in both tanks make checking the coolant level easy
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