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Some car owners use an electric car conversion kit to make their vehicle all-electric. Others use the kits to add driving range to an already efficient hybrid car. But do these kits really work?
You're not here looking for ways to not drive your car. Nope, you want advice that will keep you trucking on the cheap, so let's get to it. Here's a freebie: Tying four mattresses onto the top of your car is not super fuel efficient.