Do you want to maximize the performance of your engine and prolong its life? If so, then you have probably considered using fuel additives. Whether you’re preparing for a race or simply want to improve your everyday car use, fuel additives, especially octane boosters, can improve your vehicle’s efficiency and performance, enhance compression, and produce a smoother running engine.

One of the main benefits of octane boosters is that they help your engine run at peak performance for longer periods of time, and they even serve as an inexpensive alternative for premium gas. They can also prolong the life of your engine by preventing the negative effects of pre-ignition. However, they vary in purpose and frequency of use. It’s important to figure out whether an additive is meant exclusively for off-road racing, a specific gasoline blend, or even a specific type of engine.

To sort it all out, we put together a list of the best octane boosters on the market that will give you a better idea of which products best suit your engine. Can your vehicle take more? We think so. It’s just a matter of finding out what’s right for your engine’s needs.

How to Use The Best Octane Booster For Your Car

To help you find the best octane boosters for your car, we’ve provided a variety of factors to consider before making your purchase.


You should have a budget to help you stay on track when finding the right purchase for your needs and preferences. The cost of a product has a significant decision on whether you buy it or not. If it’s too cheap, you’re more inclined to distrust the brand, whereas expensive products can seem impossible to own. The best way to consider your budget is to compare the features of one cheap product to another. Plus, if an octane booster isn’t essential to you, is it really worth spending a fortune on something you won’t always use?

Octane boost rating

Without a doubt, this is the most significant factor when choosing the best octane booster for you. Research the octane rating of the product you’re interested in to see what performance you’re expected to get. Compare this figure to your goals, and opt for the best octane booster for you.

How often you’ll use the octane booster

You should certainly consider how many times you’ll use the octane booster. How regularly you use the product will determine if it’s worth going economical or what kind of boost you’ll need for your vehicle. Also, the frequency you’ll use the octane booster will also affect the size you need. With a bit of research and patience, you can purchase the best octane booster for your budget.

How to Use an Octane Booster

An octane booster is fairly simple to use and will raise octane levels in your vehicle. However, there are some step-by-step instructions and guidelines you’ll want to bear in mind to ensure that you use this product safely and get the most out of it.

Check your car’s recommended octane level

Before using your octane booster, you should determine your car’s recommended octane level to get the best performance out of the vehicle. You can typically find this information underneath the gas cap or in your car’s manual. This number will be determined by your car’s manufacturer so don’t think that adding more will enhance your car’s performance.

Purchase the right mixture for your car

When selecting the right mixture for your car, always go for the recommended portion by your car’s manufacturer. The most important thing is to not oversaturate your fuel’s blend with an octane booster as this could cause permanent damage to your spark plugs. At this stage in your search, you’ll want to consider the octane booster’s honest rating and ensure that they’re street legal.

Allow your vehicle to adjust to the octane booster

Once you’ve chosen the best octane booster for your vehicle, allow your vehicle to adjust to these new levels before judging its performance. Before a significant performance event, use your octane booster a few days before you need it, or potentially weeks so that your vehicle can get used to this new change.

How Do Octane Boosters Work?

Before we get into the best octane booster for you on the market right now, let’s talk about how these products work and what their advantages are. They are designed to increase the amount of octane gas in your vehicle at certain points when driving to enhance the overall performance of your vehicle. In general, octane is a measurement of the speed of gasoline burns. The higher the octane number, the slower the flame burns.

One advantage of octane boosters is that it massively improves the horsepower in your vehicle and increases your car’s compression ratio. If your vehicle’s engine needs a high compression ratio, you’ll require a higher octane level.

On the other hand, if you use too much compression ratio for your vehicle, this can lead to detonation or pre-ignition. The latter can damage your vehicle’s engine. But, octane boosters enable the engine to achieve its full compression ratio and potential without the risk of pre-ignition.

Octane boosters can increase your vehicle’s engine combustion by burning fuel and air within the engine. As octane boosters increase the octane rating of fuel, the engine combustion increases to produce a better fuel-burning efficiency and provide the engine with more power.

When you choose the best octane booster for your vehicle, the fuel that enters the engine has a higher burning rate because instead of releasing the entire fuel, your vehicle emits unburned gasoline into the atmosphere.

The Difference Between Octane Boosters and Fuel Stabilizers

If you’re serious about optimizing your engine performance by adding fuel additives, you’ve likely come across fuel stabilizers as well as octane boosters. Both of these products are designed to help your engine last longer and run better, but these both operate very differently.

The main difference between octane boosters and fuel stabilizers is that they used should be in different ways at different times. You should add fuel stabilizers before you don’t use your vehicle for a long period. Therefore, you won’t use this product regularly. On the other hand, octane boosters can be used every time you fill your vehicle up.

But, if you’re preparing for a special event or car performance, you can use an octane booster to enhance your engine’s performance.

Fuel stabilizers

Some people choose a fuel stabilizer for when fuel has been left for over a month in a vehicle and becomes a risk of breaking down. A fuel stabilizer is powered with chemical components that separate from each other and help to breakdown contaminants and any impurities in your vehicle’s gas tank. As a result, these help to keep your gasoline in its best shape.

These generally serve the purpose to make it easier to start your engine again if it’s been standing for a while, and fuel stabilizers also help to protect your engine from stale fuel. You might not consider the inside of your gas tank, but fuel stabilizers protect against any damage and corrosion right through to the engine.

Octane boosters

​On the other hand, octane boosters help to improve your engine’s performance for a longer time and also provide more power when you’re using your vehicle. Octane boosters also help to prevent any damage such as detonation and pre-ignition which can be detrimental to your vehicle.

Our Top Pick For The Best Octane Booster

Before we share the best products on the market right now, if we had to review the best octane booster in our opinion, it’d be the Lucas Octane Booster. There are so many benefits to this product, with the first one being that it acts as a fuel cleaner to remove any deposits around the fuel system and raise your engine’s performance at the same time.

This product is safe to use on any gasoline engine and one bottle typically treats up to 25 gallons of fuel. We love that the Lucas Octane booster is safe as it releases few emissions when burning fuel.

This is the best octane booster for old cars too, although if your car is under a warranty, you should be conscious of damaging your car’s sensors. Once you add this product to your car’s fuel, it’ll increase your car’s power almost instantly. For all these amazing features, you’re probably expecting a high price, but this product is reasonably priced to cater to a big market.

If you drive your vehicle regularly, you should invest in the best octane booster for your money to enhance your car’s performance and ensure it runs for a long time. Once you add this product to your gas tank, you’ll notice that you get more miles per gallon (mpg), which is great if you drive long distances or wish to budget your spendings.

As the engine will be smoother, your car will accelerate faster than previously as your vehicle will transform into the best version of itself. Finally, this octane booster provides a clean fuel system for your car so that you’re less likely to have engine failures and can spend less money and time at the automotive shop.

Find The Best Octane Booster For You From Our Extensive Selection

Techron Concentrate Plus Fuel System Cleaner

[amazon fields=”B00092893E” value=”thumb” image_size=”large”]

[amazon fields=”B00092893E” value=”button”]

Why we like it: A booster and cleaner that works on your everyday car as well as all-terrain vehicles including utility vehicles, street, and off-road motorcycles, scooters, snowmobiles, and more!

Editor’s rating:

The 20oz Techron Concentrate and Cleaner cleans, restores, and protects the entire fuel programming (fuel injectors, carburetors, intake valves, and combustion chambers). It optimizes your MPG every time you fill up your tank by allowing your engine to perform more efficiently without overworking it. There are three major things it will accomplish for your engine: restore, reduce, and improve. First, it will restore any lost power, acceleration, lost fuel economy, and operation of the fuel gauge sensor. Second, it will reduce rough idle, engine surge, hesitation, and spark plug fouling. Last but not least, it will improve cold start performance and fuel stability for up to one year.

This powerful fuel additive also cleans, in addition to optimizing, your engine by removing carbon deposits left behind. Engines can only work at their best if they are clean, and deposit formation may be preventing your engine from working at its peak performance. Techron will clean as well as prevent deposit formation, resulting in a full restoration of your engine’s performance. As if that was not enough, this additive is effective on a wide range of gasoline engines, street and off-road, which includes: Automobiles, trucks, boats, RVs, lawn care, watercraft, motorcycles, and dirt bikes. It is recommended that you use this on your car or truck every 3,000 miles or every time you change your oil. Ensuring maximum performance and fuel economy just became more attainable with Techron.

Torco High Octane Accelerator

[amazon fields=”ASIN” value=”thumb” image_size=”large”]

[amazon fields=”ASIN” value=”button”]

Why we like it: The following octane booster is one of the best fuel additives on the market because it provides a noticeably smooth idle and acceleration.

Editor’s rating:

Torco High Octane Accelerator is best used as a race fuel concentrate and will raise your octane up to 105 if desired. However, you can customize it and blend it according to your needs. Because it is primarily used on engines meant for racing, it will prove effective during the off-season or during winter storage by providing the highest octane as your engine requires it. But once you get to try it on the road, you will realize this additive makes your car stronger and your engine smoother, to the point that you may forget your engine is even running.

With Torco, you will also see an immediate increase in throttle response and improved MPG, essentially bringing your car back to life! Unlike other misleading octane boosters, this one will increase your octane by 3 points rather than .3. Forget about that dreaded pinging and detonation under a certain load or speed. All you’ll have to do is blend in this booster which will make your fuel burn more completely and release all the power that your engine has to offer. When you introduce this real octane booster to your engine, you will feel your engine running cleaner, smoother, and more efficiently without the need to use race gas.

Lucas Octane Boost

[amazon fields=”B000ARTZPE” value=”button”]

Why we like it: This versatile additive does exactly what it is supposed to do, and does it on any vehicle that uses gasoline.

Editor’s rating:

Lucas Octane Booster has been tested and proven to deliver three times more boost than most brands and will enhance your engine performance. It’s safe for turbos, oxygen sensors, and catalytic converters. It will stop knocks and raise MPG in high compression engines. Lucas Octane Booster contains specific upper cylinder lubricants that ensure easier piston travel and valve seat protection. In addition, it ensures maximum life and performance from pumps, injectors, and carburetors, making it an ideal additive for use in fuel injected and carbureted engines. Another added benefit that makes this a great product is that its formula promotes clean fuel burn for fewer emissions.

But that’s not all! This concentrated additive also eliminates spark knocks, pinging, and dieseling. So at the same time that its formula promotes a cleaner fuel burn and fewer emissions, it also boosts your MPG. It is recommended that you use this every time you fill up for maximum performance and fuel mileage in the long run. Lucas Octane Booster comes in a variety of packaging to choose from depending on the vehicle you own. You can find it in 2-oz, 5.25-oz, and 15-oz bottles, and each 15-oz bottle will treat up to 25 gallons of leaded or unleaded gasoline. We do not recommend using this on 2-stroke engines, but otherwise, the sky’s the limit!

STP Octane Booster

[amazon fields=”B004MBFTYK” value=”button”]

Why we like it: This two-in-one, premium formula boosts octane and effectively cleans the fuel intake system in order to fully restore lost performance.

Editor’s rating:

Are you looking to maximize your fuel efficiency and avoid problems such as rough idling, weak acceleration, stumbling, and stalling? Then STP Octane Booster is the right product for you. STP Octane Booster is formulated to help restore horsepower and acceleration by removing carbon deposits and cleaning the fuel intake system. On top of that, these redesigned fuel additive bottles are compatible with cap-less fuel tanks, depending on your vehicle. This product is particularly great on small engines. If you’re thinking about replacing your car altogether because it doesn’t seem to run like it used to, you can forget about it. Using STP will make your car feel like you’ve upgraded.

Not unlike other products we recommended, STP will also reduce the cost of increased performance when blended with regular gas so you can skip expensive premium gas for good. There are three things to take away from STP: Its two-in-one formula will boost octane and clean the fuel intake system, restore power and acceleration, and cut down on knocking and pinging. We recommend that you use this regularly or at every fill-up. A 5.25-oz bottle can treat up to 21 gallons, and a 12-oz bottle can treat up to 28 gallons. Whether you want to increase your horsepower or want smoother transitions when changing gears, STP will leave a lasting impression.

104+ Octane Boost

[amazon fields=”B000LNUIUI” value=”button”]

Why we like it: The original octane booster, this additive will boost your engine’s power, increase mileage, clean fuel injectors, and reduce pinging and knocking.

Editor’s rating:

Have you noticed your emissions control and carbon warning light coming on? This is likely due to carbon buildup. This is not uncommon and can be easily addressed with a quality additive like 104+ Octane Boost, which comes with additional benefits. When you try this booster, you will not only optimize your engine’s performance but will also clean the complete fuel system. What’s also great about its formula is that it reduces hesitation and is perfectly safe for catalytic converters as well as oxygen sensors. This octane booster works best on turbo or supercharged engines and any heavily modified vehicles.

This 16-oz formula is great for a single use. We recommend that you add the entire contents of the bottle to your gas tank and then fill it with fuel. A single bottle can treat up to 18 gallons, and you can safely use it on all gasoline blends, including ethanol. While only one use may not sound like enough, it is one of the least expensive options on the market when blended properly. Because this additive works best with regular rather than premium gasoline, you will see a distinct improvement when you fill your tank with regular gas. Not only is blending it with regular gas more efficient, but it is also much cheaper than filling your tank with high octane levels of fuel. It’s time to try out this must have!

Royal Purple Max-Boost Octane Booster and Stabilizer

[amazon fields=”B00HEZQHQU” value=”button”]

Why we like it: This additive saves your gas mileage by giving your engine an extra boost that you will be able to feel.

Editor’s rating:

This 16-oz product is a comprehensive treatment for your fuel that is meant to replace lead additives for the protection of non-hardened valve seats. It raises your octane rating up to 30 points or 3 numbers and restores power and fuel efficiency while cleaning carbon deposits from fuel injectors. At the same time, it reduces power loss due to knock-retard in computer-controlled vehicles, and also reduces engine knocking or pinging while stabilizing your fuel. Keep in mind that Max-Boost is a racing formula, and it is therefore not street legal. This high-performance octane booster contains a fuel treatment that increases gasoline octane, reduces emissions, and enhances engine performance while stabilizing your fuel.

Max-Boost is formulated with MMT, which delivers the best octane enhancement to help eliminate engine-damaging detonation, pre-ignition, and pinging or knocking from low octane gasoline. Its formula is also great for engines equipped with carburetors, port fuel injection, and direct injection, as well as turbocharged, supercharged, and nitrous-injected engines. It is safe for use in leaded and unleaded types of gasoline, alternative fuels like gasohol and reformulated gasoline, and all ethanol blends. Performance engine oils contain higher levels of phosphorus as an anti-wear additive, which can accumulate in catalytic converters and reduce their effectiveness. That is one more reason to use Max-Boost. It is perfectly safe for oxygen sensors and catalytic converters as it provides protection against phosphorus poisoning.

Klotz Octane Booster

[amazon fields=”B0055DO36Y” value=”button”]

Why we like it: This versatile additive does exactly what it is supposed to do, and does it on any vehicle that uses gasoline.

Editor’s rating:

This Octane Booster can increase gasoline octane up to 10 numbers. All you need is one ounce of Octane Booster per gallon of gasoline to achieve higher MPG and improve your overall engine performance. Your car will run better, and your engine will run cleaner and smoother too. Octane Booster is also great for cleaning your injectors and carburetor. This high-performance additive modifies the burn pace and flash point of gasoline, creating a stable combustion chamber flame front and maximizing performance power. Klotz also eliminates damaging engine detonation, spark knock, pre-ignition, and pinging from low-octane gasoline. It has been around for a long time and works as well as Torco on practically any vehicle.

While the 16-oz bottle is enough to make your vehicle come alive by giving it that extra boost it needs, there is also a one-gallon option available for only $50 that will last a while longer depending on your specific needs. Another thing to consider is that Klotz Octane Booster is primarily recommended for gasoline or ethanol enriched fuels. But regardless of which fuel you mix it with, its formula is specially made to absorb moisture and contains a tetraethyl lead substitute for added lubricity, which will stabilize the flame front and control burn speed to maximize your mileage.

Turbo 108 Octane Boost

[amazon fields=”B008YFH7JA” value=”button”]

Why we like it: A quality octane booster that can make any engine sing. Turbo will improve your car’s engine efficiency by kicking your gas up a notch.

Editor’s rating:

Turbo 108 Octane Boost eliminates engine knocks, hesitation, and stalling by increasing your engine’s octane level and anti-lock effectiveness. While increasing your octane level, it simultaneously restores lost horsepower without harming your vehicle’s sensors or catalytic converters. If your car has been exhibiting knocking under acceleration or tries to keep running when turned off, this additive will help you solve all your problems at a reasonable value. Have you been searching for an ideal octane booster for everyday use? Today is your day because Turbo is meant to be used regularly or to add at each fill-up in order to get the best results.

However, we strongly recommend you use this additive on older muscle cars meant to run on higher octane regular gas to see a significant difference in your car’s performance. Nevertheless, its super concentrated formula is safe for all gasoline engines. For only $48, you can get a pack of 12 16-oz bottles of Turbo 108 Octane Boost to really see what this product can do for your engine in a matter of weeks. Whether you’re looking for a must have for your hot rod or a booster for everyday use, the products we recommended above will provide visible results. Now all you have to do is pick one that fits your vehicle’s needs!

Maxpower Mechanic In A Bottle Gas Treatment

[amazon fields=”B0058DC7FA” value=”thumb” image_size=”large”]

[amazon fields=”B0058DC7FA” value=”button”]

Why we like it: This gas treatment truly is a mechanic in a bottle that serves as an octane booster and system cleaner especially, made for your power equipment.

Editor’s rating:

Are you tired of rebuilding old carburetors? Mechanic in a Bottle treats your fuel and cleans your engine so that it runs like new. Forget about wasting hours rebuilding when you can quickly fix engines without having to remove the carburetor when you use this gas treatment. It also reconditions rubber and plastic components, rejuvenates rubber gaskets that may have dried out from ethanol, removes water that causes corrosion and poor running, and restores old, decayed fuel by breaking down carbon deposits and adding an octane booster to replace lost octane. One thing to keep in mind is that this synthetic fuel additive works best in your power equipment with 2-cycle and 4-cycle engines.

If you stick to using this additive on small engine fuel, it will work miracles in terms of equalizing the ethanol and removing all varnish in the gas tank. Mechanic In A Bottle rejuvenates your equipment’s fuel system so that it starts efficiently and operates in top condition. When using this treatment, mix some gas and prime the engine, then let it idle for a few minutes to see the difference. Remember that this product is not a replacement for 2-cycle oil, but it will certainly keep your engine in top working condition and help you avoid repairs and downtime. Now, anytime you need to mow the lawn or use your snowblower, Mechanic in a Bottle can be your secret weapon.

Mag 1 Premium Octane Boost

[amazon fields=”B0051ZHBT2″ value=”button”]

Why we like it: If you want to boost your savings as much as your engine’s performance, this octane booster is well-suited to meet your and your engine’s needs.

Editor’s rating:

Avoid the pain and trouble of premium gas prices while still getting the quality mileage and performance you want with Mag 1 Premium Octane Boost. Formulated with jet fuel, this additive boosts power and acceleration, and it eliminates annoying knocking, pinging, and run-on due to low-quality gasoline. Whether you have a supercharged engine or not, you will see a noticeable difference when you blend in this octane booster. Your engine will once again run as smoothly and feel as powerful as you want it. Not only will you see a smoothing of rough idle and knock regardless of the conditions, but you will also experience significant cost savings with this product.

Additionally, Mag 1 Premium Octane Boost is formulated with FMX, which reduces engine friction and improves fuel efficiency. Its specially blended formula is meant to increase fuel octane level economically. Only the most concentrated fuel additives like Mag can meet the challenges and demands of your engine, particularly when balancing its performance, strength, and durability. For only $30, you can get a pack of twelve 12-oz bottles of this octane booster, which also happens to work well on a variety of vehicles including All-terrain vehicles, utility vehicles, street sport motorcycles, off-road motorcycles, street cruiser motorcycles, street touring motorcycles, street motor scooters, snowmobiles, and even marine personal craft.