Brand new, genuine Mercury Marine / Mercruiser Synthetic Oil 10W30. This is a factory original equipment part, not aftermarket. Fits: This oil is for use in all engines requiring the 10W30 viscosity grade, including the new following: 3.4L V6 175, 200 and 225 HP Mercury 4-Stroke 4.6L V7 200 through 300 HP Mercury 4-Stroke Pro XS Verado and Sea Pro models .