Thread: Quaker State, Pennzoil, Shell Oil all the same??
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  #27  
Old 03-15-2007, 07:27 AM
300B 300B is offline
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Join Date: Jan 2007
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Quote:
Originally Posted by trueog View Post
i'm suspect of them being the same "additives" or formula aswell...

Well oil analysis indicates otherwise.
Many use different basestocks also but still end up with an excellent product.

SM/GF-4 is our friend.
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