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    HOAT vs OAT Coolant: Know Your Coolant and Save Your Engine

    Hi, I'm need some oat for my 2014 jk and this thread has been very helpful. I noticed in the original post the part number ends in AA but in a link lower down it ends in AB. Are these the same? The number in front is the same. I want to make sure I get the right one. The AB part also says...