We consider a dry fuel additive to be a worthy investment in the long run. Let’s take you step by step, type by type, and find the best dry fuel additive for you.

Our review process: Show/Hide

Our Top Picks:

Best Overall: Buy: Heet Dry Fuel Additive READ REVIEW

Best For Synthetic Oil: Buy: Lucas Oil Dry Fuel Additive READ REVIEW

Best For Helping Gas Lawn Mowers: Buy: Stabil Dry Fuel Additive READ REVIEW

Best For Outboard Motor: Buy: Yamaha Dry Fuel Additive READ REVIEW

Best For Simple Use Kit: Buy: Lucas Oil Fuel Treatment READ REVIEW

Best For Regular Gas: Buy: Iso-Heet Dry Fuel Additive READ REVIEW

Best For Unleaded Gas: Buy: Star Brite Dry Fuel Additive READ REVIEW

Best For Storage: Buy: K-100 Dry Fuel Additive READ REVIEW

Best For Boat: Buy: Rislone Dry Fuel Additive READ REVIEW

Best For Cylinder Heads: Buy: Stp Dry Fuel Additive READ REVIEW

Best Overall: Heet Dry Fuel Additive

Buy on Amazon

Here, we present an additive that manages to win our hearts. It's the sweat dry fuel additive and it's widely considered as one of the the great additives you can buy. The sweat dry fuel additive burns hot and it is blue. With heet products pumping through your engine’s veins, you’ll always be safeguarded against freeze-ups in winter. And, it is common and it removes water.

The additive is good for the bottom line, prevents rust and it is good for fast delivery. In addition, it is safe for all four cycle engines, including fuel - injected engines. Lastly, the Heet Dry Fuel Additive works as intended and it heats quickly.

Most customers opine that the additive is easy to use and it works great, plus it is inexpensive. And, they also found that the additive can be used as cleaners, sanitizers (hand or surface) or sterilizer. To sum up, the tone of buyers is very positive and we believe that the additive suits the purpose.

• This works well for vehicle gas line antifreeze.
• This is great in 4 - cycle small engines too.
• This can be used on 2-cycle mixes.
• This is almost pure methanol plus it is 24 bottles of methanol.

Best For Synthetic Oil: Lucas Oil Dry Fuel Additive

Buy on Amazon

The Lucas Oil Dry Fuel Additive should be able to handle its purpose and duties with ease. The lucas oil dry fuel additive works better and it is great for all trucks. It gives your fuel system what it really needs. In addition, the additive works fine, runs better and it has injectors.

The additive used in autos and is for throttle response. In addition, it allows the engine to operate at maximum efficient. Above all, the lucas oil dry 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.

Most buyers opine that the additive has improved the responsiveness of the 3.0 liter v6. And, a few strongly agree that the additive is a good stabilizer for small engines that do not run a lot and sit. In addition, they say that the additive can be used in conjunction with lucas deep clean. Obviously, this additive passed the test and had very satisfied buyers eager to share their experience.

• This is great for cars with out filters.
• This is great for older high - mile vehicles.
• This saves money, runs smoother and it is great for a great price.
• This will help stave off replacement injectors or maybe even delay a rebuilding.

Best For Helping Gas Lawn Mowers: Stabil Dry Fuel Additive

Buy on Amazon

Not everyone likes to purchase additives for their regular usage, but the Stabil Dry Fuel Additive would be an anomoly. The stabil dry fuel additive is great for leaf blower, works for real money and it is best for a good deal. This way, every piece of equipment you fill with can be treated. Also, it has easy starts, is blue and it is designed for gas - powered tools.

The additive is good for classic cars and it has treats up to 40 gallons. Lastly, the stabil dry fuel additive is good for use up to 2 years after the bottle was opened.

Most buyers quickly discovered that the additive works in all gasoline - powered applications such as mowers, saws, trimmers etc. Also, they strongly agree that the additive is great for preserving gas for as long as a year. Overall, for almost all customers, Stabil product was the most suitable.

• This is used to spend hours cleaning the carb and fuel lines every spring.
• This is easy to add and it can be bought for good value.
• This is recommended by most auto repair shops.
• This is used for lawn tractors and it allows for easy pour bottle.

Best For Outboard Motor: Yamaha Dry 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 Yamaha Dry Fuel Additive is exactly that - it's a simple additive that hits all the right notes. The yamaha dry fuel additive is great for a great price and it now has excellent compression. Use with yama lube fuel stabilizer and conditioner plus to prevent any harmful effects. These deposits are caused by poor fuel quality.

The additive is with great item, allows for better fuel economy and it is for throttle response. Further, the additive improves power and efficiency in two and four - stroke engines. Most importantly, the yamaha dryfuel additive is good for shelf life and it is great with great stuff.

Almost all customers opine that the additive is convenient to buy through amazon. Also, a few strongly agree that the additives are clean no more black soot. And, a few say that the additive has been running for 18 years. To sum up, buyers found this to be one of the best additives for daily purposes.

• These are before the slippage and the engine sounds great.
• This can be used in either 2 or 4 stroke engines.
• This is great with no problems and adds life to the engine.
• Fights corrosive elements of sulfur in ethanol blended fuels.

Best For Simple Use Kit: Lucas Oil Fuel Treatment

Buy on Amazon

Lucas Oil offers a variety of additives for personal choice and yet maintains quality in all the variants. The Lucas Oil Fuel Treatment 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. In addition, it runs smoother and it runs nice.

The additive is best for lightning fast delivery and it is made for good stuff. And, I was happy with the results, bought the gallon size and it is great for high quality. Lastly, the lucas oil fuel treatment works well for good quality, is very happy and it is good for fast delivery.

Most buyers found that the additive can swear by the second, but the idling is good. Also, a few also found that the additive is to clean out the throttle body with a toothbrush and solvent. Also, a few also found that the treatment only cleans the fuel injectors and lubricants the valves.

• This is worth every cent and also will make a difference.
• This does keep everything working great for sure.
• This has since started to idle properly again.
• This makes a world of difference.

Best For Regular Gas: Iso-Heet Dry Fuel Additive

Buy on Amazon

Iso-Heet makes beautiful and great additives with classic and smartly chosen materials. The Iso-Heet Dry Fuel Additive does the job and it is industrial. Gold eagle iso-heet premium fuel-line antifreeze, water remover & injector cleaner is the premium gas-line antifreeze that absorbs up to 5 times the water of regular gas dryers. Also, the additive has a twist off cap, is condensation in warm and it is great for fast shipping.

The additive comes with great stuff and it works as advertised. Also, this is made for good stuff, fill the tank and it works with diesel fuels. Finally, the iso-heet dry fueladditive is great for engine light, is great for shelf life and it runs great.

Most buyers agree that the additives made in the USA by the "stabil" fuel stabilizer people. And, a few say that the additive is best for removing water from gas tank, highly rated, especially in winter.

• This is pure alcohol and you can not run on only it.
• This comes in an easy - pour 12 ounce bottle.
• This is mostly alcohol, so it likely will not cause any problems.
• This has always worked well and works in capless gastank.

Best For Unleaded Gas: Star Brite Dry Fuel Additive

Buy on Amazon

Not everyone likes to purchase additives for their daily usage, but the Star Brite Dry Fuel Additive would be an anomoly. The star brite dry fuel additive has treats 128 gallons, is generally not necessary and it works in all engines. Make sure this fits by entering your model number. Also, it ran great and it filled the tank.

The additive noticed the difference, works fine and it is made worth the money. Most importantly, the star brite dry fuel additive is ideal for use in all gas engines, including.

Most customers quickly discovered that the additive has no time to degrade. Further, they strongly agree that the additive will actually stay clean. Moreover, they say that this is an excellent additive for so - called e-10 fuels.

• This is a gas can or a tank on a piece of equipment.
• This can be used in any 2-cycle or 4-cycle engine fueled by gasoline.
• This will remove existing carbon deposits.
• This looks like a good thing.

Best For Storage: K-100 Dry Fuel Additive

Buy on Amazon

Next on the list, we've got yet another additive that manages to win our hearts. It's the K-100 Dry Fuel Additive and it's widely considered as one of the most convenient additives you can buy. The k-100 dry fuel additive is good for leaf blower and it has better throttle response. Make sure this fits by entering your model number. And, the additive is built for lawn tractors and it comes with part number.

Lastly, the k-100 dryfuel additive ran great and it is very happy.

Almost all customers opine that the additive can be used in any vehicle, whether it be a boat, jetski, car, truck, lawn mower or scooter. And, a few strongly agree that the additives make a profound difference. Moreover, they also found that this company makes diesel treatment as well. Overall, most customers found the additive is functionally comfortable and no one questions it.

• This is best for 2 - cycle engines.
• This is the best option available and it works.
• This improves performance on engines.
• This has alcohol but what ever it has, it really works.

Best For Boat: Rislone Dry Fuel Additive

Buy on Amazon

Next on the list, we've got yet another additive that manages to win our hearts. It's the Rislone Dry Fuel Additive and it's widely considered as one of the most convenient additives you can buy. The rislone dry fueladditive is compatible with vehicle type and it works as advertised. Remember, your car is what it eats. The best all in one gasoline fuel additive money can buy.

Above all, the rislone dry fuel additive provides reduced fuel system and emission control repairs.

Almost all customers opine that the additive is best with high octane fuel and every 5k miles. Moreover, a few strongly agree that the additive works really well, especially if you've never used a fuel system cleaner to clean your fuel lines & intake.

• This can see improvement in fuel economy and it works as described.
• This is one powerful bottle, plus it is best for performance cars too ,.
• This cleans the fuel injectors but lubricates the upper cylinder walls.
• This works in all gasoline - powered vehicles, including capless gas tanks.

Best For Cylinder Heads: Stp Dry Fuel Additive

Buy on Amazon

Compared with other additives in this category, the Stp Dry Fuel Additive has a convenient design. The stp dry fuel additive is great for cylinder heads and it is very happy. Make sure this fits by entering your model number. Moreover, this has improved performance and it runs more smoothly.

The additive you can buy for string trimmer, is great for a great price and it is great for fuel efficiency. Finally, the stp dry fuel additive is made for easy installing and it is built with excellent quality.

Almost all buyers found that the additive was a good thing to use for fuel - injected engines, as using the long neck made it easy and mess free to pour into the gas tank. Also, a few also found that the additive can be used on any gasoline - run vehicle. Overall, many buyers have used the additive for more than a few months without any problems, and it shows no sign of giving up.

• This is rather intermittent, but this stopped it for the time being.
• This improves gas mileage, plus it comes with two though.
• This can only dissolve so much buildup.
• This is made with jet fuel, a high-quality carrier of active ingredients.