If you haven't replaced them yet, do it. They can crack at any place and its just not humanly possible to see every part of those hoses. Its just imperative you do it before anything else at this point.

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2016 Monsoon Gray Audi Allroad - 21k
2008 Black Mercedes E350 4Matic Sport - 131k
2014 Jeep Wranger Unlimited Sahara - 62k
2003 Gray Mercedes ML350 - 122k