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Old 05-06-2020, 07:32 AM   #11
piper6909
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Join Date: Jan 2019
Location: PA
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Quote:
Originally Posted by JFP in PA View Post
Doesn't work; what kills the cat is the anti wear additives in the oil, not the oil itself. These additives react with the platinum metal in the cats, disabling the matrix.
Got it. Thank you.
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