I have desulfators on my batteries and they do seem to work. I saw a demo several years ago of before and after using them I was impressed. Considering their low cost and my batteries high cost I had them installed.
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Tony & Ruth........... FMCA#F416727
2016 London Aire 4519, Freightliner chassis, Cummins ISX, 2018 Jeep Wrangler Unlimited, Blue Ox Avail with AF1. TST 507 TPMS
No amount of money can buy you an extra second of time.
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