The preferred fluid filtration assembly comprises {TAIL ~ a common housing component}; {HEAD ~ a return side filter}; and a supply side filter 
The preferred fluid filtration assembly comprises { TAIL ~ a common housing component } ; { HEAD ~ a return side filter } ; and a supply side filter
OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH