Sierra/Prime Line 18-9540-3 Full Synthetic TC-W3 2-Stroke

High performance lubricant; Designed and manufactured to meet and exceed all engine manufacturers warranties; Exceeds JASO, ISO, API, and NMMA for advanced generation 2-cycle lubricants, Ideal for oil injection systems or pre-mix applications; Significantly reduced aquatic toxicity to fish compared to other outboard oils on the market today; Reduces ring sticking, deposit formation and exhaust port blockage allowing for easier starting, Formulated to improve performance and extend engine life; Ideal for today's high horsepower outboards that demand maximum performance; Excellent performance with lower quality fuels, Exceeds the industry standards established in 1997; Guaranteed and backed by our famous Sierra comprehensive warranty; Will not void your engine manufacturer's warranty.