For you guys running any 1"-14 filter, like the Cat 1R0749 or 1R0750, take a look at the Donaldson P553203 and P553207. Both are rated at 3 microns absolute, and are drainable water separators. The 3207 is about 1" longer than the 3203.
The Cat filters are no longer true "2 micron absolute"...