The newest federal fuel mileage regulations affect car manufacturers differently—so what does that means for companies like Porsche?
By Mike Spinelli
Posted 04.29.2008 at 4:53 pm
Could new federal fuel mileage regulations kill sports-car specialists like Porsche? Probably not, but those companies may have to pay heavy fines as the cost of doing business or radically change their US product mix. That's AutoWeek's interpretation of new rules proposed by the Department of Transportation's National Highway Traffic Safety Administration.
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