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You’ve seen them: rows upon rows of brightly colored bottles, each promising more than the next. Improved fuel economy. Cleaner engine internals. A full head of hair. Yes, we’re talking about fuel additives.
What exactly is in those co…
i have fitch fuel catalysts in several cars, along with sealing the filler caps with plastic film. the cars start easily after sitting for many months, even a couple years.
I clicked this hoping for accurate answers, like someone who took samples to a lab and did spectrographic analysis of multiple brands. Disappointingly vague.
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