Best Carb Cleaner Additive 2023: Top 15

Sometimes it might be quite difficult to find the best carb cleaner additive. With every niche market offering so many different products, it makes sense that this is the case.

Unfortunately, this very fact can make it incredibly difficult to find the item that best suits your needs, which is why we’ve put together this carb cleaner additive buying guide.

Our Best Picks:

#	Preview	Product
1		STA-BIL Fast Fix Small Engine Treatment - Cleans Carbs and Injectors - Fixes Rough Running Engines -...	Check Price
2		Red Line 60102 Complete Fuel System Cleaner - Powersportrs, 4 Ounce, 1 Pack	Check Price
3		Quicksilver 8M0058681 Quickleen Engine and Fuel System Cleaner, 32 Oz.	Check Price
4		Gumout 510021W-6PK Fuel Injector & Carburetor Cleaner, 6 oz. (Pack of 6)	Check Price
5		STA-BIL Small Engine Pro Multi-System Additive - Protects Against Ethanol - Cleans Carb And...	Check Price
6		High Mileage Fuel Injector Cleaner and Carburetor Cleaner Treatment, Bottled Lubricant for Upper...	Check Price
7		Chevron 65740 Techron Concentrate Plus Fuel System Cleaner, 20-Ounce	Check Price
8		Gumout 800002231 Carb and Choke Cleaner, 14 oz.	Check Price
9		Lucas Oil LUC10020 Fuel Treatment - 5.25 Oz, Multi-Colored	Check Price
10		WD-40 Specialist Carb/Throttle Body & Parts Cleaner, 13.5 OZ	Check Price
11		Gumout 800002230 Carb and Choke Cleaner, 16 oz.	Check Price
12		REV X Xtreme Clean Fuel System Cleaner Highly Concentrated - Treat 10 gal. with 2 fl. oz. (1)	Check Price
13		Rislone Hy-per Fuel Complete Fuel System Cleaner Gas	Check Price
14		STA-BIL Carb/Choke & Parts Cleaner - Safe For Oxygen Sensors - Dissolves Gum, Varnish, Dirt, &...	Check Price
15		DURA LUBE HL-40199-06 Severe Fuel System Cleaner, 16-Ounce, Single	Check Price

Our Favorite Carb Cleaner Additive Reviews:

Bestseller No. 1

STA-BIL Fast Fix Small Engine Treatment - Cleans Carbs and Injectors - Fixes Rough Running Engines - Eliminates Water - Treats 10 Gallons, 4 fl. oz. (22303)

• Fixes poor/non-running engines by eating the gum and varnish that causes rough starts, or no starts
• Fixes issues caused by ethanol blended fuels
• Cleans the entire fuel system - Simultaneously cleans injectors/carburetors while cleaning the rest of the fuel system
• Prevents the need to disassemble the engine and is compatible with ALL small engines including snow blowers, lawn mowers, chainsaws, generators, and more!
• Treats 10 gallons

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Bestseller No. 2

Red Line 60102 Complete Fuel System Cleaner - Powersportrs, 4 Ounce, 1 Pack

• Concentrated, high-temp detergents clean your carburetors or fuel injectors, fuel lines, tank, intake valves, combustion chambers and fouled plugs
• Compatible with both pump gas and race fuel, pre-mixed or injected two-strokes
• Cleans deposits on intake valves and combustion chambers, lubricates upper cylinder
• 1 Bottle

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Bestseller No. 3

Quicksilver 8M0058681 Quickleen Engine and Fuel System Cleaner, 32 Oz.

• Gas treatment and injector cleaner for use with all grades of gasoline and ethanol-blend fuel
• Quickly and thoroughly removes carbon deposits from carburetors, injectors, intake valves, spark plugs, piston crowns and cylinder heads
• Prevents engine knocking and piston seize-up
• Extends spark plug life
• Can be used at every fuel tank fill-up. One ounce treats five gallons of gasoline

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Bestseller No. 4

Gumout 510021W-6PK Fuel Injector & Carburetor Cleaner, 6 oz. (Pack of 6)

• Keeps deposits from forming to maintain performance and fuel economy
• Prevents carbon build-up on indirect fuel injectors, carburetors, intake valves and ports
• Maximizes performance and reduces emissions
• Oxygen sensor safe and safe for use in turbocharged and supercharged vehicles
• Will not void OEM/manufacturer's

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SaleBestseller No. 5

STA-BIL Small Engine Pro Multi-System Additive - Protects Against Ethanol - Cleans Carb And Injectors - Improves Engine Efficiency - Lubricates Valves And Pistons, 16 fl. oz. (22305) , Red

• Clean and improve your fuel system with Small Engine Pro, a gasoline/oil additive that helps restore lost engine power and performance, by cleaning out gum and varnish
• Keeps internal engine components lubricated and free, providing longevity to internal engine parts
• With optimal lubrication and cleaning, this formula effectively quiets noisy engines
• Protects Against Ethanol - Corrosion Inhibitors provide the ultimate protection against the harmful effects of Ethanol
• Safe for use in all gas powered small engine equipment including lawn mowers, trimmers, chainsaws, pressure washers, edgers, snow blowers, generators and more!

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Bestseller No. 6

High Mileage Fuel Injector Cleaner and Carburetor Cleaner Treatment, Bottled Lubricant for Upper Cylinder, 5.25 Oz, 2 Count, STP

• Two 5.25 fl oz bottles of STP High Mileage Fuel Injector & Carburetor Cleaner Treatment
• Fuel treatment additives help remove deposit buildups to save gas
• Friction modifier in the fuel additive combats upper cylinder friction
• STP fuel injector cleaner can help prevent hard stops, lost acceleration and rough idling for improved performance
• Jet fuel serves as the carrier for the active ingredients, creating a high-quality additive for easy auto care

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SaleBestseller No. 7

Chevron 65740 Techron Concentrate Plus Fuel System Cleaner, 20-Ounce

• QUALITY ASSURED
• Reduces: rough idle, engine surge, hesitation, and spark plus fouling
• 20 oz. bottle.
• Improves: cold start performance, and fuel stability for up to one year

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SaleBestseller No. 8

Gumout 800002231 Carb and Choke Cleaner, 14 oz.

• Helps overcome hard starting, rough idling, stalling, and high exhaust emissions
• Quickly removes deposits from the inside and outside of the carburetor to improve engine performance and fuel economy
• Cleans gum, varnish, and dirt from clogged carburetors and choke valves
• Effectively cleans unpainted metal parts and is quick drying

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SaleBestseller No. 9

Lucas Oil LUC10020 Fuel Treatment - 5.25 Oz, Multi-Colored

• The product is 5, 25 oz, fuel treatment, for gasoline lpg and diesel fuel, contains no alcohol/solvents/kerosene/diesel fuel, lubricates rings and cylinder walls for longer life, increases mileage, cleans and lubricates valves, pumps, carburetors, and injectors
• Easy and simple use kit
• Increases power and miles per gallon by burning excess exhaust emissions
• Increases the life of pumps and injectors
• Cleans and lubricates the fuel system

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Bestseller No. 10

WD-40 Specialist Carb/Throttle Body & Parts Cleaner, 13.5 OZ

• The only all-in-one carburetor cleaner spray you will need to clean your carburetor, throttle body, and unpainted metal parts
• Dual-action cleaning system 1. Solvent cleaning formula breaks up tough, baked on carbon deposits. 2. Powerful cleaning spray blasts away the deposits and waste
• Results are engines that start up fast and easy, and levels to a smooth, consistent idle with less stalling
• Use on old and new vehicles and equipment including; cars, trucks, tractors, motorcycles, boats, lawn mowers, weed trimmers, and all other gas powered lawn equipment
• Improve performance at high rpms. Will not affect oxygen (O2) sensors or catalytic converters upon incidental contact

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Bestseller No. 11

Gumout 800002230 Carb and Choke Cleaner, 16 oz.

• Helps overcome hard starting, rough idling, stalling, and high exhaust emissions
• Quickly removes deposits from the inside and outside of the carburetor to improve engine performance and fuel economy
• Cleans gum, varnish, and dirt from clogged carburetors and choke valves
• Effectively cleans unpainted metal parts and is quick drying

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Bestseller No. 12

REV X Xtreme Clean Fuel System Cleaner Highly Concentrated - Treat 10 gal. with 2 fl. oz. (1)

• Rapidly cleans and protects your entire fuel system including gas tank, metal lines, plastic lines, rubber lines, fuel filter, injectors or carburetor, pistons & spark plugs.
• Protects against all ethanol related fuel issues and damage that is caused by high ethanol levels.
• HIGHLY concentrated to treat more fuel with a bottle that will easily fit almost anywhere.
• Designed for all gas engines and is idea for lawn equipment, motorcycles, snowmobiles, chainsaws and all other small engines that are extremely vulnerable to ethanol damage.
• Dissolves gum, varnish, & carbon deposits that build up in all 2 & 4 stroke engines.

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SaleBestseller No. 13

Rislone Hy-per Fuel Complete Fuel System Cleaner Gas

• Six in one: equal to a bottle of regular injector & complete fuel system cleaner, upper cylinder lubricant, fuel stabilizer and conditioner, dry gas, gas treatment and octane booster
• Increase power and performance: boosts octane, power, performance and mileage, stabilizes gas, lubricates and protects
• Save gas: cleans and lubricates the complete fuel system; engine dynamometer tests show improved fuel economy
• Run smoother: helps eliminate noisy injectors and fuel pumps, rough idle, hard starting and hesitation; regular use provides reduced fuel system and emission control repairs.
• EPA registered: will not void manufacturer’s new vehicle warranty and safe to use on vehicles with oxygen sensors and catalytic converters; exceeds epa compliance performance criteria and is epa registered

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Bestseller No. 14

STA-BIL Carb/Choke & Parts Cleaner - Safe For Oxygen Sensors - Dissolves Gum, Varnish, Dirt, & Carbon Deposits - Cleans unpainted Metal Parts - High Grade Formula, 12.5 oz (22005)

• Quickly cleans and dissolves gum, varnish, dirt, lead, and carbon deposits, aiding in faster starts and smooth idling
• Uses high grade formula to clean all unpainted metal parts, does not leave behind an oily residue after cleaning
• For gasoline, and diesel engines - Including: cars, trucks, motorcycles, tractors, buses, marine engines, lawnmowers, snowmobiles, snow blowers, construction equipment, etc.
• Will not harm catalytic convertors or oxygen sensors
• Helps restore performance and gas mileage

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Bestseller No. 15

DURA LUBE HL-40199-06 Severe Fuel System Cleaner, 16-Ounce, Single

• Directions: add full contents to gas tank at least every 3,000 miles; treats up to 42 gallons, highly recommended for all direct injection and turbo engines.
• Severe formulation cleans the entire fuel delivery system and helps aid the phase separation occuring in fuel.
• Helps aid loss of fuel economy, poor accelertion, engine hesitation and knock
• Helps remove intake and exhaust stem gum
• Restores injector flow

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Last update on 2023-03-26 / Affiliate links / Images from Amazon Product Advertising API

How to find the best carb cleaner additive?

Here, we’ll be going over a number of factors that you can use to ensure that you’re purchasing the best carb cleaner additive for you.

Regardless of which type of item you’re looking to buy, chances are that there are existing buying guides on the internet, all of which aim to give you good carb cleaner additive recommendations.

Despite these recommendations, however, it’s always a good idea to do your own research. In addition to this research, asking yourself the following questions is also super helpful:

• What features does the carb cleaner additive need to have to be perfect for my needs?
• What is my budget?
• Do I need to purchase a certain brand?

Once you’ve answered these questions and have a good idea of what you’re looking for and the buying process becomes much easier. Keep in mind that when looking for the best product, there’s no need to rush. In fact, very rarely are the ideal products found by choosing the first one you see or by basing your decisions on only one factor. Take your time and enjoy the process!

Now, with the answers to the previous questions in mind, we urge you to use our upcoming buying guide for carb cleaner additive to find what you’re looking for:

Brand

In some cases, the brand of carb cleaner additive is very important. For example, if you’re looking for an item that works in tandem with another, you might very well need both products to be the same brand. If this is the case, it’s vital to pay attention to this factor, as choosing the wrong product can mean the difference between wasting your money and buying a great product that functions as it should.

Features

The features in any given carb cleaner additive are important because they can dictate which version of an item you need and how much money you need to spend. Consider all the key features that you want your item to have and don’t settle for anything that doesn’t check at least ¾ of your boxes.

Reviews

Customer reviews about carb cleaner additive are crucial – especially when you’re buying a product that costs a lot of money or serves a big importance. Luckily, most products can be found online, which means that it’s common for there to be scores of customer reviews from those who have already purchased any given product.

Pay attention to these reviews. Take note of the pros and cons that they mention, and factor these into your big decision. In some cases, you’ll be forced to sacrifice one con in order to gain a particular pro, but being aware of the potential con is going to be beneficial in either case.

Quality

Of course, quality is key. You don’t want to purchase a low-quality product. If you do, you run the risk of your item breaking, not working properly, or otherwise proving to be very disappointing, as well as a waste of money.

You can compare carb cleaner additive quality by researching what your potential purchases are made from, contrasting the individual items against each other to discern which one is made of the best materials.

Warranty

Warranty isn’t always going to be important, but it definitely can be. This is especially true if the item in question is tech-related or expensive. A good warranty will be valid for an extended time after purchase and cover a variety of problems ranging from item defects to random accidents, water damage, and other miscellaneous events that could ruin your product.

Conclusion

The quest to find the best carb cleaner additive can be daunting – but it doesn’t have to be. It can be made much easier by asking yourself a few simple questions and then thinking critically about the items you want to buy. Consider their features, quality, brand, warranty, and customer reviews and you’re more likely to make a great purchase.