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
I bet his fuel mileage increases when he gets his oil changed and washes the rig......well at least as much as it increased using them magnets
Popular Mechanics Test
How about them 'intake vortex' devices you place inside the air intake duct so the air is swirled for better combustion.....
And the fuel additive 'pills' you drop in the gas tank
Or the catalyst systems with tin to increase octane
Oh the list goes on & on & on
Popular Mechanics Test
How about them 'intake vortex' devices you place inside the air intake duct so the air is swirled for better combustion.....
And the fuel additive 'pills' you drop in the gas tank
Or the catalyst systems with tin to increase octane
Oh the list goes on & on & on
