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...
Forum Discussion
JC Whitney used to sell so many mileage improvement products that, if you installed them all, you would fill your tank once, and then have to stop regularly to drain the excess fuel that was being produced.
