Eco mine systems

[Batu]

Hi all,
Did anyone installed enhancer of Eco mine systems in your cars? According their add reduces gas mileage. Would like to know your review on this product.

Thank you

 

[2000UZJ]

“ECO Systems saves fuel between 10%- 30%”

Oh great, we can go from 10MPG to 11MPG!

It won’t work.

 

[hoser]

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