Briggs & Stratton 100119 Fuel Treatment Replaces 100119WEB, 100115, 100119A Genuine Briggs & Stratton Part Number 100119 16 Flu oz. Treats 80 Gallons Triple Antioxidant Protection Protects Both 2- and 4-Cycle Gasoline Engines Replaces Old Briggs # 100119WEB, 100115, 100119