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Thread: Rear diffuser?
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Old 04-18-2012, 08:48 AM   #89
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What I Drive: 2012 Focus Titanium Hatch

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Originally Posted by andcool69 View Post
10 mpg?? I think there are way to many variables. If it was that high I am fairly sure ford would have added there version of this.

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yeah and he only drove 15 miles, it was not a full tank or anything, that being said just a 1mpg improvement will pay for itself over the life of the car, so still worth getting once he puts them up for sale.
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