FUEL FRAGRANCE - Blends clear. Various scents available. A much needed item for many drivers that have a difficult time dealing with the nauseating odors of an alcohol fueled vehicle. Enjoy a pleasant scent with less irritation to the eyes and nose. Availability in 4 oz. bottles, one bottle treats 20 gallons of Gasoline, Nitromethane or 30-55 gallons of Methanol.