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Will Fuel Doctor save you gas?
The $50 Fuel Doctor FD-47 promises to give you up to 25 percent more miles per gallon. Consumer Reports tests it on ten cars.
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Will Fuel Doctor save you gas?
The $50 Fuel Doctor FD-47 promises to give you up to 25 percent more miles per gallon. Consumer Reports tests it on ten cars.
Date: 12/7/10
Views: 26077
Video by:  Consumer Reports
 
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