Magnetic gas mileage extender
On a recent trip, a fellow RVer showed me a magnet that he says extends his mileage by 20%. I researched it, found many products, and many COMMERCIAL-STYLE claims, but, not convinced that it really wo...
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He was not selling them. He said he got his a Harbor Freight, but I could not find one there. I feel that while he seemed to truly believe it worked for him, It may not have been more than OTHER events, stacked together that made to fuel efficiency seem better.
