> What is the correct oil filter VW suggest for a 1.9 wbx? 
> I am going to skip on the NAPA brand this time.

Here it is. Much has been written about this subject and is in the archives.
The only brands commonly available in the U.S. that are known to be
consistently safe for use on a watercooled Vanagon are Mahle, Mann, and the
Volkswagen brand (from the dealer).  Many others can cause oil starvation
during start-up.  

http://busdepot.com/details.jsp?partnumber=070115561

- Ron Salmon
  The Bus Depot, Inc.
  www.busdepot.com
  (215)  234-VWVW

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