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V6 fuel switch 87 to a higher grade
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12-01-2010, 12:52 PM
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Jide25
Drives: Escalade EXT - Was a 2010 Camaro
Join Date: Nov 2009
Location: Charlotte, NC
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I've always put 91 or 93 in(what ever is available). I guess that makes me no help, but I just have done it because I figure even if it doesn't do anything performance wise, I'll pay the extra for engine longevity...
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