I'm surprised that any common rail diesel has stock filtration worse than 5 micron (unless there is a secondary filter)!
I use 2 micron filters with the old school mechanical injection system on my truck (although I know this system doesn't necessarily need that level of filtration).


 
						
					 
					
					
 
				
				
				
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  Reply With Quote Originally Posted by kentkal
 Originally Posted by kentkal
					
 
						
					
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