Semi Synthetic
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Joined: Mar 2005
Posts: 1,949
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From: Tupelo, Mississippi
Yup ^....it's all or nothing. True they do add like 20% of synthetic oil..which I "suppose" will add some sort of friction modifiers, but It's not worth the jacked up price...go with full synthetic. 
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fs2k
California - Southern California S2000 Owners
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Aug 7, 2010 06:34 PM