I put a quart of Slick-50 into a 1-ton Ford Van I used to own and my MPG got better
by 3 miles per gallon immediately. I don't know if that stuff does what they claim, but
it paid for itself within 6 weeks of using it. At today's gas prices, it'll probably pay for
itself after the first fill up.
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rwgregory
67 GMC 2500 ,2w/d wide box
305 V-6, 4-speed
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