Hello everyone, long time lurker first time poster. I cut open my filter off my 4.7 Grand Cherokee. It was in service for 5500 miles and the oil was Rotella syn blend 10w30. They are made by Wix and very well constructed. No bypass valve just like the Napa Pro-Select. I don't know why.
not too wavy.
doe it job very well. grit contained!
not too wavy.
doe it job very well. grit contained!