The 10 Best Two Stroke Fuel Additives (2022 reviews)

two stroke fuel additives
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There are plenty of options available while buying two stroke fuel additives in the market right now, and if you're confused regarding which one to go for, You have come to the right page.

Our review process:

Our Top Picks:

Best Overall:
Buy: Yamaha Two Stroke Fuel Additive
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Best For Old Gas:
Buy: Stabil Two Stroke Fuel Additive
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Best For Snow Blowers:
Buy: Sea Foam Two Stroke Fuel Additive
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Best For Unleaded Gas:
Buy: Trufuel Two Stroke Fuel Additive
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Best For Winterizing Fuel Tank:
Buy: Star Brite Two Stroke Fuel Additive
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Best With Fuel Mileage:
Buy: Lucas Oil Two Stroke Fuel Additive
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Best For Storage:
Buy: K-100 Two Stroke Fuel Additive
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Best For Cylinder Heads:
Buy: Mercury Marine Mercruiser Two Stroke Fuel Additive
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Best For High Quality:
Buy: Fuel Ox Two Stroke Fuel Additive
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Works With Gas:
Buy: Stp Two Stroke Fuel Additive
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Best Overall: Yamaha Two Stroke Fuel Additive

Yamaha Two Stroke Fuel Additive
Buy on Amazon

The Yamaha Two Stroke Fuel Additive is the best fully-featured additive on the market today. The yamaha two stroke fuel additive protects silver solder, copper, aluminum, and steel in a fuel system from the corrosive affects of ethanol sulfate salt. The Manufacturer says: Our exclusive, synthetic plus formula provides superior deposit control, cleaning fuel injectors, carburetors, intake valves, intake ports, and combustion chambers. And, buy it here and it can qualify for free shipping thanks.

Finally, the yamaha two stroke fuel additive is great for a great price and it has meaning scheduled maintenance.

Most buyers opine that the additive reduces carbon buildup plus improves mpg, and longevity. And, a few strongly agree that the additive is hands down the best fuel additive you can use. And, a few strongly agree that the additives are easy to order from amazon.com.

Top Customer Quotes:
  • This will work well on boats as well.
  • This is easier, works for lawn mowers and compared to rebuilding.
  • This will cause damage if you combine them.
  • This will help keep any outboard engine running perfectly.

Best For Old Gas: Stabil Two Stroke Fuel Additive

Stabil Two Stroke Fuel Additive
Buy on Amazon

The Stabil Two Stroke Fuel Additive is capable of outshining several other additives featured in this list in overall features for the price point. The stabil two stroke fuel additive is made for the bottom line and it is made to be worth the money. The manufacturer says: We love our boats, cars and outdoor power equipment not just for what they are, but for where they take us. Also, the additive works fine, is good for fuel pump and it is great for lawn mowers.

The additive keeps fuel fresh, is designed to be worth every penny and it can be bought for good value. Moreover, this works as advertised, has prevented ethanol damage and it started right up. Finally, the stabil two stroke fuel additive can be bought for string trimmer and it starts right up.

Almost all buyers found that the additive is a great source for a necessary fuel additive. In addition, they say that the additive can be used in an aluminum tank and the 10% ethanol fuel has not caused any problems. Moreover, they say that the additives are good for keeping the new fuel fresh.

Top Customer Quotes:
  • This is clear and it saves big.
  • This works better and it keeps everything clean.
  • manufacturer says: and if you have learned one thing along the way, it is.
  • This is packed on its side in another box, resulting in leakage.

Best For Snow Blowers: Sea Foam Two Stroke Fuel Additive

Sea Foam Two Stroke Fuel Additive
Buy on Amazon

We know from years of feedback from readers, amazon sellers, and family and friends what most people want in a convenient and appropriate additive. The Sea Foam Two Stroke Fuel Additive is exactly that - it's a simple additive that hits all the right notes. The sea foam two stroke fuel additive is good for country of origin and it works better. Sea foam motor treatment works to dissolve and clean fuel deposits and sticky residues from gas and diesel fuel injectors, carburetors, and combustion chambers. And, the additive is perfect for snow blowers, works as advertised and it started right up.

The additive has injectors and it give it a try. And, the additive does the job and it runs quieter. Finally, the sea foam two stroke fuel additive is designed for a great price, can help with carbon deposits and it runs smoothly.

Most buyers quickly discovered that the additive is a great gas treatment for older rv. And, a few strongly agree that the additive is the best fuel additive, period. Moreover, a few say that the same but motor treatment gets poured into the gas tank ( although you can pour directly into the carb ) and the spray is aerosol based and can be sprayed directly into carb ports, jets to clean. Overall, buyers found this to be one of the best additives for daily purposes.

Top Customer Quotes:
  • This cleans it and the problem goes away during that first tank.
  • This is good for 2 stroke, 4 stroke, or diesel engines.
  • This cleans the engine and makes the lifters more quiet.
  • This will work on any gasoline motor.

Best For Unleaded Gas: Trufuel Two Stroke Fuel Additive

Trufuel Two Stroke Fuel Additive
Buy on Amazon

The Trufuel Two Stroke Fuel Additive's material feels more premium than its price would suggest. The trufuel two stroke fuel additive allows for better performance, saves time and it is best for a good deal. If you want your outdoor power equipment to last longer and do more, you want arnold oil products for your fuel and engine maintenance. Further, it is exclusively engineered to accommodate potential product expansion in varying temperature environments, as well as the rigors of transport, storage and display.

Lastly, the trufuel two stroke fuel additive is an optimal container-headspace-to-fuel ratio created for transport/storage stability, even in extreme conditions.

Almost all customers agree that the additive is well worth the price for a problem-free 2-stroke operation. Furthermore, a few also found that the additive is mixed with 89 octane gasoline...free of ethanol. Overall, many buyers have used the trufuel two strokefuel additive for more than a few months without any complaints, and it shows no sign of giving up.

Top Customer Quotes:
  • Specifically for portable gas-powered equipment - convenient, saves time and delivers superior performance.
  • This can be bought online, but one.
  • This can sit in the can for quite some time.
  • It is easy to use and the price is right on Amazon.

Best For Winterizing Fuel Tank: Star Brite Two Stroke Fuel Additive

Star Brite Two Stroke Fuel Additive
Buy on Amazon

Star Brite makes beautiful and great additives with classic and smartly chosen materials. The Star Brite Two Stroke Fuel Additive can be used in all gas outboards, inboards, cars, trucks, motorcycles, atvs, snowmobiles, small engines, outdoor power equipment including pre-mix fuel engines. Star tron enzyme fuel treatment concentrate improves the combustibility of all fuel. This revolutionary fuel stabilizer utilizes enzyme technology to enhance the performance of boats, automobiles, trucks, rvs, tractors, farm equipment, generators, lawnmowers, lawn equipment, oil - burning furnaces and all other small engines.

Most importantly, the star brite two stroke fueladditive saves money, is clean and it keeps the engine clean.

Most buyers opine that the additive is the best gas treatment for environmental problems and the long life of the gas when in storage. Also, a few say that the additive is used to to let it warm up or it would die a few times. Moreover, they say that the additive is one of the best to deal with the moon shine or ethanol. In conclusion, the tone of buyers is very positive and we believe that the additive suits the purpose.

Top Customer Quotes:
  • This has meaning more power and it is made worth the money.
  • This is a great solution for gas in vehicles, RV'S and generators.
  • This is ideal for snow blowers, it keeps fuel fresh and it is cost - effective.
  • This is best for treating ethanol gasoline.

Best With Fuel Mileage: Lucas Oil Two Stroke Fuel Additive

Lucas Oil Two Stroke Fuel Additive
Buy on Amazon

Next on the list, we've got yet another additive that manages to win our hearts. It's the Lucas Oil Two Stroke Fuel Additive and it's widely considered as the additive that has the most suitable features. The lucas oil twostroke fuel additive can be used in vehicles that require leaded fuel because it actually replaces the benefits of lead in gasoline without causing harmful emissions. It gives your fuel system what it really needs. And, this saves gas and it is used for lawn mowers.

The additive has increased power, is clear and it works better. Further, the additive is formulated for both gasoline and diesel engines, carbureted or fuel injected. Above all, the lucas oil two stroke fuel additive runs great and it has injectors.

Most customers opine that the additive is great for older high - mile vehicles. Also, they say that the additive can be used in conjunction with lucas deep clean. As a result, buyers were very happy to recommend it to friends and would-be buyers.

Top Customer Quotes:
  • This saves money, works for engine light and it is great for a great price.
  • This is great for cars with out filters.
  • This has increased mileage and it runs smoothly.
  • This has increased mpg and it has miles per gallon.

Best For Storage: K-100 Two Stroke Fuel Additive

K-100 Two Stroke Fuel Additive
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The K-100 Two Stroke Fuel Additive's material feels more premium than its price would suggest. The k-100 two stroke fuel additive has burn water and it has better throttle response. Make sure this fits by entering your model number. In addition, it comes with part number and it is for throttle response.

The additive is great for snow blowers, start immediately and it starts right up. Most importantly, the k-100 two stroke fuel additive ran great and I have give it a try.

Most customers agree that the additive can be used in an atv, wood splitter, chain saws, and snow blower. Further, a few say that the additive is best for 2 - cycle engines. Also, they say that the additive is the best option available and it works. To sum up, buyers found this to be one of the best additives for daily purposes.

Top Customer Quotes:
  • This is clear and it is designed for more power.
  • This has alcohol but what ever it has, it really works.
  • This works better and it works as advertised.
  • This makes a profound difference and also improves performance on engines.

Best For Cylinder Heads: Mercury Marine Mercruiser Two Stroke Fuel Additive

Mercury Marine Mercruiser Two Stroke Fuel Additive
Buy on Amazon

Best part: Mercury Marine Mercruiser Two Stroke Fuel Additive costs comparatively low and it is available to ship in 24 hours. The mercury marine mercruiser two strokefuel additive can help with carbon deposits, has changed fuel filters and it runs well. Make sure this fits by entering your model number. Also, the additive is used for lawn mowers and it starts right up.

Most importantly, the mercury marine mercruiser twostroke fueladditive is a great item and it is highly recommend.

Almost all buyers found that the additive is used to shake it doesn’t anymore. Also, they also found that the additive is the best additive for any 2 - stroke motor on the market.

Top Customer Quotes:
  • This is good for two fill ups.
  • Use with mercury quickstor and mercury quickare.
  • This is packaged in a metal container.
  • Prevent engine knocking and pistons seizing up.

Best For High Quality: Fuel Ox Two Stroke Fuel Additive

Fuel Ox Two Stroke Fuel Additive
Buy on Amazon

The best part: Fuel Ox Two Stroke Fuel Additive costs comparatively low and it is available to ship in 24 hours. The fuel ox two stroke fuel additive works better and it allows for more power. The Manufacturer says: Our advanced formulas were originally developed for extraordinarily high - intensity applications. These military grade additives are highly concentrated and improve combustion and overall engine performance.

The additive provides an increase in fuel economy and power as well as a reduction in emissions such as soot and smoke. Lastly, the fuel ox two stroke fuel additive is suitable for lawn mowers and it is good for fast delivery.

One customer says - "The 16oz bottle treats over 250 gallons, so use it accordingly because you do need a lot. ". Almost all buyers quickly discovered that the additive is used to mean removing and a full cleaning of the carb.

Why We Like This:
  • This removes water and it has more power.
  • You'll throw your old additive overboard.
  • Manufacturer says: over time, our fuel treatments were modified for commercial applications.
  • This is not your average fuel treatment.

Works With Gas: Stp Two Stroke Fuel Additive

Stp Two Stroke Fuel Additive
Buy on Amazon

Next on the list, we've got yet another additive that manages to win our hearts. It's the Stp Two Stroke Fuel Additive and it's widely considered as one of the most convenient additives you can buy. The stp two stroke fuel additive works better and it is designed for gas - powered tools. Make sure this fits by entering your model number. Also, it is great for string trimmers and it is good for fuel pump. Most importantly, the stp two stroke fuel additive helps restore lost horsepower, is highly recommended and it works as advertised.

Almost all buyers found that the additive will not harm your vehicle by using it every time you fill up. Moreover, they say that the additive is easy to use hope it works like it should. And, they say that the additive is good stuff too. now gum out is coming out with the same stuff and works good 4.39 a can.

Why We Like This:
  • It works with gas, diesel, two-stroke and four-stroke engines.
  • Helps restore lost horsepower and performance.
  • New and hot releases.