Product details:

CURES AND PREVENTS ETHANOL FUEL PROBLEMSUnique enzyme formula prevents phase separation and fuel gelling by breaking down water and sludge to sub-micron size particles allowing it to be safely burned away during normal engine operation, eliminating ethanol fuel problems. - Safe for all 2 and 4 cycle engines - Stabilizes fuel for up to 2 years - Rejuvenates old fuel - Removes carbon and varnish - Improves fuel economy - Cannot be overdosed8 oz bottle treats up to 48 gallons of fuel8 oz (high concentrate) treats up to 128 gallons16 oz bottle (high concentrate) treats up 256 gallons of fuel1 gallon treats up to 2,048 gallons of fuel