Maditize Octanium Unleaded Octane Booster - 1 Quart One bottle treats up to 10 gallons of fuel (38 liters) Gives a high octane boost up to 7 numbers (70 points) Improves throttle response and acceleration Removes gum and varnish buildup Size - Quart/32oz Octanium Unleaded is formulated to provide an octane increase - up to 7 numbers (70 points), increasing horsepower. It is safe for use in cars and trucks equipped with catalytic converters and 02 sensors. Octanium Unleaded works to eliminate knocking and pinging, cleans fuel injectors, removes gum and varnish buildup, and improves throttle response and acceleration. 32oz treats up to 10 gallons. (38 liters) If using VP Octanium Unleaded Octane Booster in vehicles equipped with emission control devices (ECD), dosage should be limited to 2.6 oz per 10 gallons of gasoline. Non-ECD vehicles can use up to 5.3 oz per 10 gallons.