Thread: viabtor has anyone actually used this before?
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      04-26-2011, 02:52 AM   #1
krnboy817
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Drives: 2008 328i coupe
Join Date: Oct 2010
Location: DFW texas

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viabtor has anyone actually used this before?
supposedly this little thing can save you up to a mile per gallon. has anyone have experience with this?

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