Pennzoil Marine Premium Plus 2-Cycle engine oil is specially designed for 2-cycle gasoline marine applications and formulated for exceptional performance in marine applications. This synthetic blend oil helps protect against piston scuffing and ring sticking, and also helps prevent any spark plug fouling. Certified by the National Marine Manufacturer's Association (NMMA) as an approved NMMA TC-W3 lubricant, Pennzoil Marine Premium Plus meets or exceeds the most stringent engine manufacturer warranties, including Johnson/Evinrude, Mercury Marine, Yamaha, Suzuki, Nissan, Force/US Marine, Mariner, and others. It mixes easily with fuel for premix applications, and it offers excellent flow properties for oil injection systems.