You're right about this, as every DIY guy here should know.
I was going to suggest (pi) r squared (depth), but you correctly note that a lot more oil comes out than that contained by the filter alone.
Heck, with the ADBV, most of the oil in the filter stays there when you remove it.
I was going to suggest (pi) r squared (depth), but you correctly note that a lot more oil comes out than that contained by the filter alone.
Heck, with the ADBV, most of the oil in the filter stays there when you remove it.