Fuelshark Wants Us To Apologize Because They Sell Bullshit

A couple months ago I reviewed a remarkable-sounding product called the Fuelshark, a simple plug-in device for your car that claimed to improve gas mileage. I did some tests, took it apart, and found their claims to be bullshit. Well, the Fuelshark people finally got around to reading it, and they’re pissed. They want me to apologize.

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