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Old 05-31-2010, 07:40 AM   #3 (permalink)
lunarhighway
Master EcoModder
 
Join Date: Feb 2008
Location: belgium
Posts: 663

vectra a - '95 Opel Vectra GLS
90 day: 37.51 mpg (US)
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isn't this a bit what en EGR valve does?
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