Originally Posted by GEOPYR8
The M1-210 fit my truck perfectly. My error though in my first reply to this post, my truck has the six speed tranny. My mouth over rode my brain. But why would dodge change the oil filter size when all they did was change the transmission to an 8 speed. It doesn't seem that it would be very cost effective to change the same 5.7L Hemi motors filter size just because you changed the transmission on basically the same truck. Or am I missing something here?
You're reading WAY TOO much into the OEM oil filter size. More likely than not, Mobil was able to supply the 113 filter to Dodge for some convenient reason.
Don't dwell on a question with no answer.
Another forum member posted the part# to a ROBUST Royal Purple oil filter.