Originally Posted by Chris L.
From personal experience I know the O-rings that come with the Purolator & STP filter kits are too thin & will leak!!! Now use Mann filters.
It was a Purolator filter. I bet you that was the issue... I got the filter with that oil deal from Advanced Auto (
https://www.crossfireforum.org/forum...d.php?t=32643). They probably used the same type of filter. I'm going to go and get a fleece one from Merc dealer.