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Mythbusters did a test of miracle fuel saving devices like this. Most did nothing, those that did something actually made fuel mileage worse.
Also, if you could save 31% on gas and add 16% more horsepower by sticking one of those cheap things in the intake, don't you think Lexus would have added one at the factory?
The only thing that item will accomplish is making the seller $16 richer, and you $16 poorer. They are a restriction to your intake, and do no good whatsoever.
I feel bad for the thousands of buyers who actually read the advertisement and bought the garbage, then left positive feedback lol which mainly says (Shipped quick!) because they don't even know if it works
The vast majority of consumers just aren't that smart, apparently
I feel bad for the thousands of buyers who actually read the advertisement and bought the garbage, then left positive feedback lol which mainly says (Shipped quick!) because they don't even know if it works
The vast majority of consumers just aren't that smart, apparently
They may have been deterred by the negative feedback warning in their listing:
If Negative Feedback is left for us after all parameters of this auction are met by Grille-Tech, Negative
Feedback will be left to your eBay account, eBay will be notified and legal action could result.