Pennzoil Marine Premium Plus 2-Cycle engine oil is specially designed for 2-cycle gasoline marine applications and formulated to help protect outboard engines under the most severe operating conditions. This synthetic blend oil helps protect against piston scuffing and ring sticking and only contains ashless components to help prevent any lubricant-related preignition and 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.