Quicksilver Premium 2-Cycle Oil is recommended for use in liquid-cooled, 2-cycle engines with oil injection systems or for premix applications which require a TC-W3 oil. This 2-cycle marine outboard engine oil meets or exceeds outboard or personal watercraft manufacturer warranty requirements. Quicksilver Premium 2-Cycle Oil is TC-W3 certified and formulated to burn cleaner and maximize performance. Features:• Advanced, synthetic blend prolongs engine life• Helps maintain peak engine performance under strenuous conditions• Reduces carbon build-up in exhaust system• Provides superior lubrication• Meets all outboard and personal watercraft manufacturer warranty requirements Reduces carbon build-up in exhaust system Provides superior lubrication TC-W3 certified and formulated to burn clean | Premium 2-Cycle TC-W3 Outboard Oil, Liter