HP Super is a partial synthetic blend 2-cycle engine oil designed for high performance power tools and chain saws with excellent “low smoke” characteristics plus superior lubricity in comparison to other low smoke oils. STIHL HP Super is certified ISO-L-EGD and JASO-FD and exceeds API TC certification.2.4 oz. bottle makes 1 gallon mix
5.2 oz. bottle makes 2 gallon mix
6.4 oz. bottle makes 2 1/2 gallon mix
12.8 oz. bottle makes 5 gallon mix