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Best Octane Boosters

Expert Reviews & Buying Guide

quadcopter reviewsBest Octane Boosters

Our Recommendations

In a hurry? Here are the best products at a glance.

HONEST BUYING GUIDES
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How to Choose the Best Octane Booster

The best octane boosters can give you an edge in racing competitions or just enhance your low-octane fuel. There are so many benefits you can get from using the right booster. Which one should you use? That’s precisely why we researched some well-known brands and top-selling products to put together this octane booster buying guide. Before we get to our product picks, here are some of the features that are important when it comes to this product.

Best Octane Boosters

Octane: Putting it simply, octane is a measure of the performance of fuel in an engine. It’s a bit complicated, really, but all you need to know is these boosters add to the octane already present in your fuel.

Best Octane Boosters

Turbo Safe: A turbo engine is one that’s basically been fine-tuned to work in a way that increases its power. If you have one in your car, it’s really important to make sure your octane booster is compatible.

How to Choose the Best Octane Booster

Fuel Injector Cleaner: The fuel injector actually puts the fuel into the engine. It was get gummed up over time which is why having a booster that cleans it out will also increase your engine’s performance.

Best Octane Boosters

Gallons Treated: Not all octane boosters are used in the same proportions. It’s really important to compare the number of gallons each product treats before you decide so you know exactly what you’re getting for your money.

Best Octane Boosters

Catalytic Converter Safe: Your car’s catalytic converter basically take harmful engine emissions and introduces a catalyst that makes them a little less harmful. Not all octane boosters are compatible with your catalytic converter.

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Size: Look at size and number of gallons to get an idea of how what you’re really getting. If a 10 ounce bottle only treats 10 gallons while a 5 ounce bottle treats 20, you have to decide what’s the better deal.

Top 10 Products

Now that we looked at some of the main features, let’s move right into our reviews. Here’s the deal: if you’re in a hurry, start with our top and best picks. They’re the first 2 items on the list and a great place to start. Stick around for all 10 products if you don’t have to run. They’re all great formulas that you should look into. So, what is the best octane booster? Let’s get started and find out.

Lucas LUC10026 Octane Boost

Top Pick
Our top pick for best octane booster additive is this Lucas LUC10026 Octane Boost. This one is safe for turbos, oxygen sensors, fuel injected engines, throttle body, rotary engines, and catalytic converters. It’s versatile and generally safe. One reason we like this one is because the Lucas octane booster test shows it gives a little extra boost than most of the other available brands. Up to 3 times as more than some. Not only that but it lessens emissions by promoting clean burning fuel. So, how does it work? It has specific upper cylinder lubricants that keep the pistons moving smoothly and offer valve seat protection. That’s not all, it helps get the longest life possible out of pumps, injectors, and carburetors. A 15 ounce bottle treats up to 25 gallons of gasoline.
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104+ 10406 Octane Boost

Budget Pick
Next up is our budget pick, the best octane booster for the money: 104+ 10406 Octane Boost. There is so much that this booster can do for your engine’s performance. First, It can boost your octane by 3 but that’s not all. In addition to boosting power, it also gets you better gas mileage, cleans fuel injectors, and reduces hesitations and engine knocks. This one is safe to use with oxygen sensors and catalytic converters, too. One 16 ounce bottle treats up to 18 gallons of gasoline and is safe for any blend. This is really a great product when you consider all the benefits you get for such a reasonable price. Oh, one more thing we should mention in this 104 octane booster review: it’s intended for off road use only.
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Royal Purple Max Boost

Review
For an octane booster that works, you can’t go wrong with Royal Purple ROY11757 Max Boost. How good is it? It can raise your octane by up to 3 numbers. It offers so many more benefits for your engine, too. It provides protection for your non-hardened valve seats so you no longer have to use lead additives. Because it cleans deposits from your fuel injectors, it also restores power and helps increase fuel economy. It’s safe to use with turbocharged, supercharged, and nitrous-injected engines. It’s also safe for oxygen sensors and catalytic converters and won’t decrease their effectiveness. One 16 ounce bottle will treat up to 25 gallons of gasoline. This octane booster is meant for racing and is not street legal so keep that in mind when making your decision.
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Klotz Octane Booster

Review
Out pick for best octane booster for turbo cars is this octane booster from Klotz. Here’s something that really impressed us. It can increase your octane by up to 10 numbers. That’s pretty impressive! Because it’s so effective, you can really feel it from the moment you step on the gas pedal. For lubrication, it uses a concentrated tetraethyl lead substitute that does the job just perfectly. That’s not all, it also cleans your injector and carburetor and even helps to control burn speed. Pinging, knocking, and pre-ignition are all minimalized when you use this because it’s such an effective was to lubricate the upper-cylinder. This one is good for unleaded gasoline and is not compatible with alcohol. One 16 ounce bottle will treat up to 20 gallons of unleaded gasoline.
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STP 78574 Octane Booster

Review
STP is a well-known brand when it comes to cars so it shouldn’t be a surprise to see them here in our octane booster reviews. This is an effective 2-in-2 formula that not only boosts the octane but will also clean out your fuel intake system by removing deposits. What does this do? A lot! First of all, it restores power and improves acceleration. That’s not all, it helps reduce engine knocking and pinging and gets you better fuel efficiency. This formula is compatible with cap-less gas systems and can be added to your tank with every fill up to get the most benefits. No more rough idling, stumbling, and stalling. This 5.25 ounce bottle goes pretty far as it treats up to 21 gallons of gasoline.
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Blue Magic Turbo 108 Boost

Review
If you’re wondering what's the best octane booster for classic muscle cars, we have to recommend Blue Magic Turbo 108 Octane Boost. Older muscle cars were designed to run on older gasolines that had different formulations. This octane booster has just the stuff to make up for those differences. First of all, it can raise your octane by as much as 7 by effectively restoring lost horsepower. That’s not all. It’s safe for oxygen sensors and won’t damage catalytic converters. That’s not all. It also cleans your fuel injector which helps you get better fuel efficiency. This is a versatile octane boost that is safe to use with all gasoline engines. Plus, it can be used with any kind of fuel. One 16 ounce bottle treats up to 16 ounces of gasoline.
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Mag 1 Premium Octane Boost

Review
One of our picks for the best octane booster for cars is this Mag 1 Premium Octane Boost. A 12 ounce bottle can treat up to 21 gallons of gasoline. So, what are the benefits? It actually does more than just boost power and acceleration (although it does that, too). Is your car suffering from annoying engine knocks and pings. Mag 1 Premium can take care of it. If your car sounds rough when it’s idling, this will help it run more smoothly. What makes this one so effective? This formula uses FMS which helps reduce friction in your engine and increases fuel economy by cleaning your fuel system. It’s compatible with engines that have oxygen sensors and catalytic converters, too, so no need to worry. Plus, this is a budget-friendly buy.
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VP Racing Madditive Booster

Review
Next up is this VP Racing Madditive Octane Booster. We admit that this is probably the best name for an octane booster ever. Madditive is the perfect name because it explains exactly what it does. Get it? It’s an additive that’s… nevermind. Moving on. This 32 ounce bottle treats up to 10 gallons of gasoline and can raise your fuel octane by up to 8 numbers. Acceleration and response will improve plus engine knocks and pings will be eliminated. Because it cleans your fuel injector, it also increases fuel efficiency while eliminating any gum and build-up. We have to mention that this one is meant for off-road racing and isn’t street legal. So, be safe and keep that in mind when deciding which is the right octane booster for you.
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Maxima Hi-Test Octane Booster

Review
For a great octane booster that’s legal for all kinds of competition, check out Maxima Hi-Test Octane Booster. Get this: it’s an all organic compound that contains no metal. Why does that matter? Because it makes it compatible with more fuels. You can use this with all gasolines as well as alcohol and nitro mixes. It also eliminates pinging and knocking from your engine and saves it from any damage those things could cause. This is meant to be mixed one ounce per gallon of gasoline so this 16 ounce bottle is enough to treat 64 gallons of fuel. It can raise the octane of your fuel by 4. That’s not all, it’s also safe for sensors and catalytic converters. Give yourself an edge over the competition with this Maxima Hi-Test Octane Booster.
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Johnsen's 4688 Octane Booster

Review
Rounding out our list is Johnsen’s 4688 Octane Booster. This 12 ounce bottle will treat up to 20 gallons of gasoline in all. This boosts octane which increases the performance of your engine. Specifically, it stops any knocking and pinging that your engine might be doing and saves you from any damage it could have caused. If your car sounds a little rough when idling, this octane booster should take care of it. It also helps eliminate stalling and restores horsepower. This one is safe for catalytic converters, turbos, and sensors. That’s not all. It also cleans the fuel intake system, eliminating any buildup. So, not only will this add more octane to your gas, it will also help your engine use the fuel more efficiently which can save you money.
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