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      08-04-2012, 09:39 AM   #90
4sevens.com
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Drives: '11 LMB e90 M3; '99 LS6 Miata
Join Date: Apr 2010
Location: Atlanta, GA

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^ no it's best that it has open view to the sky. get the ultimate gps device - that will help too... I've found that the built in one will be off as much as 1s
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