Below you will find the best synthetic oil for a 2016 Mercury 300 XS Racing Optimax (2-stroke V6 193 ci.). Maximize your vehicle's potential with 100% full synthetic oil that is made in the USA! For more than the past 50 years, AMSOIL has perfected the art of maximizing efficiency and engine life. The advanced synthetic formulas deliver superior protection from heat, friction, and wear, keeping engines as good as new for miles. Upgrade to AMSOIL today and experience better performance, reliability, and reduced oil consumption. Click add to cart for more details. Sign up as a preferred customer and get discounts and more! The oil type, capacity and oil filter (if available) are listed below and verified for accuracy. Upgrade now!
Recommended oil for my 2016 300 Xs Racing Optimax (2-stroke V6 193 Ci.)
| Product Name | Product Description | Capacities | Product |
|---|---|---|---|
| Engine Oil HP Marine Synthetic 2-Stroke Oil |
Great for Evinrude® E-TEC™ factory-lean setting (this replaces the Evinrude XD100™ 2-Cycle Oil). Superior performance as an injection oil or at 50:1 pre-mix. Prevents deposits, shields against wear and tear, low smoke, fights rust and has minimum aquatic toxicity. Made in the USA! |
HPMQT-EA
Add To Cart ![]() Add To Cart |
Less smoke and emissions are emitted with our formula while helping your engine run strong with awesome protection. Whether you are on the water or your boat is in long-term storage, Amsoil has you covered! Best protection compared to other oils!


