I have to both agree with Dave and on this rare occasion disagree with him. While both connections have pressure there is in fact oil moving through the filter. IMHO any filtration is better than none. However adding a filter does not mean you can put off the oil changes.

Save a life, adopt a senior shelter pet.
The three main causes of blindness: Cataracts, Politics, Religion.
Name your dog Naked so you can walk Naked in the park.