Thread: Mann Filter...5th O-Ring?
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Old Nov 19, 2018 | 09:55 AM
  #34 (permalink)  
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pizzaguy
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From: Fort Worth, Texas
Default Re: Mann Filter...5th O-Ring?
Originally Posted by kamilspider
I never saw part nr 4 Is very necessary?
Over 100,000 miles and a LOT of oil changes here.

Never once have I changed that o-ring.
 
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