4-Power G / Fuel Mate Starter Pack – receive 2 – 4-Power G Fuel System Cleaner 16 oz. and 1 – Fuel Mate Plus Fuel System Conditioner 16 oz. to start your vehicle to better fuel economy. One bottle of 4-Power G 16 oz will treat 16-20 gal. and one bottle of Fuel Mate Plus 16 oz. will treat 160 gallons of gas. Both products come with a view stripe and markings to make getting the proper amount easy.