Super Premium TC-W3 combines an extremely high-grade synthetic-blend base stock with a custom additive package. The result is the best synthetic-blend TC-W3 oil available that equals or exceeds all OEM oils. It will not void engine warranties, meets or exceeds all engine manufacturer specifications, and provides first-rate performance and protection at an affordable price. Super Premium TC-W3 contains a higher concentration of the additives found in Premium TC-W3. It is ideal for use in high-performance engines, including FICHT, E-TEC, Optimax, and HPDI outboards. It is ideal for use in all 2-cycle engines, including personal watercraft, pre-mix, and direct-injection designs.