Quicksilver Premium 2 Stroke oil. This is recommended for use in air-cooled or small 2-stroke engines with oil injection systems or for premix up to about 15HP. Premium Plus 2 stroke oil is better in larger 2 stroke outboards.Can be used in various 2-cycle applications which require TCW-3.Size; 4 litresSpecification; TCW-3Quicksilver Part Number: 92-8M0205371