Synthetic technology oil with DPA Technology. Provides piston scuffing protection and reduces smoke. Shell Advance VSX 2, semi synthetic, 2 stroke motorcycle engine oil. Do you have a high powered, 2 stroke bike Then you need an oil thats been designed to deliver superior performance, protection, cleanliness and low smoke whatever the road and traffic conditions. Shell Advance VSX 2 is suitable for all oil injection and premix systems. With Dynamic Performance Additive (DPA) Technology, it helps keep your bikes engine clean and protected for longer. It also helps give clean combustion while minimising exhaust smoke, helping to stop your bikes exhaust system from blocking and prolonging your bikes engine life with no power loss. Whats more, with its thick lubricant film strength, Shell Advance VSX 2 helps provide excellent protection against metal to metal wear. A unique, semi synthetic lubricant, Shell Advance VSX 2 motorcycle oil exceeds international specifications and motorcycle manufacturers requirements.