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fuel saver module mpg bs
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  1. Fuel Economy
    Fuel Saver Module So can I call BS on this? I'm well aware it's not going to actually improve my gas mileage by 6, or even 30% as it claims, but has anyone tried one of these, and if so, does it really do anything impressive? Just curious, it claims to add performance also, I'm sure I can call...
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