#OBD2

I looked into OBD2 fuel savers, and found a much safer solution to save car gas instead

Despite decades of promises from manufacturers and third-party vendors, the dream of cheap OBD2 fuel-saving devices remains just that—a dream. A recent investigation has revealed that these plug-and-play gadgets, often sold for as little as $20, simply don't deliver on their claims of dramatically reducing fuel consumption.