10 Best octane boosters of 2025

Save up to 43% off

Best Choice

1

Lucas Oil
Lucas Oil 10026-PK12 Octane Booster - 15 oz (Pack of 12)

19% Off
Main highlights

Key Features
Enhances turbo, oxygen sensor, and catalytic converter performance; boosts power; ensures clean fuel burn and reduced emissions.

Ideal Use Cases
Optimal for both fuel-injected and carbureted engines, delivering superior performance in a variety of automotive applications.

Customer Praise
Most reviews highlight its significant boost in engine performance and appreciable impact in reducing emissions.
Key specs
- performance:Promotes clean fuel burn
- octane boost:More boost than others
- application:Fuel injected, carbureted engines
- cleaning:Fewer emissions
- safe for parts:Turbos, sensors, converters
9.8

Exceptional

Our Rating

9.9
Sheerness

9.3
worth the money

8.9
distance
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Value for Money

2

Lucas Oil

Lucas Oil 10026 12-Piece/Case 15 oz. Bottle Octane Booster Fuel Treatment Fluid
9.7

Exceptional

Our Rating

9.9
Simple to use

9.5
worth the money

9.5
distance
3

Lucas Oil
Lucas Oil 10026 Octane Booster - 15 Ounce

26% Off
Main highlights

Turbocharges Engine Performance
Genuine performance enhancer that turbocharges your engine, contains specific upper cylinder lubricants, and promotes clean fuel burn for fewer emissions.

Ideal for Non-Ethanol Gasoline
Works best with non-ethanol gasoline to bring up octane levels, suitable for fuel injected and carbureted engines, and safe for turbos and catalytic converters.

Improves Engine Smoothness and Response
Customers praise the product for improving engine smoothness, added response, and eliminating knocks, with noticeable differences in MPG and overall performance.
9.4

Excellent

Our Rating

9.3
worth the money

9.1
distance
4

Gumout
Gumout 800001706 Octane Booster - 10 oz.

25% Off
Main highlights

Boosts Octane and Performance
Increases octane level for better engine performance and reduced knocks.

Ideal for High-Performance Vehicles
Perfect for turbocharged and supercharged vehicles needing extra power.

Customer Praise for Emission Reduction
Frequently praised for significantly reducing emissions and improving combustion.
Key specs
- performance:Restores proper combustion
- octane boost:Boosts octane level
- application:Turbocharged vehicles
- cleaning:Reduces emissions
- safe for parts:Oxygen sensor safe
9.2

Excellent

Our Rating
5

Bar's Leaks
Rislone 4747-12PK Super Concentrated Octane Booster, 6. Fluid_Ounces, 12 Pack , yellow
Main highlights

Optimum Engine Efficiency and Power
Maintains optimum engine efficiency and power, will not harm catalytic converters or oxygen sensors, and can be used with gasoline and ethanol E10 and E15.

Ideal for Cost-Effective Fuel Upgrades
Perfect for those looking to save money by using 87 octane fuel and supplementing with this product instead of buying higher octane gasoline.

Improved Vehicle Performance
Customers frequently praise the product for making their vehicles run better, smoother, and with improved acceleration and performance.
Key specs
- performance:Maintains optimum engine efficiency
- octane boost:N/A
- application:Use with gasoline and ethanol
- cleaning:N/A
- safe for parts:Will not harm catalytic converters
9.1

Excellent

Our Rating

9.9
Simple to use

8.9
worth the money

8.9
distance
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6

VP Racing
VP Racing 28555 Octane Booster Unleaded, Pack of 1
Main highlights

Octane Boost and Engine Performance
Provides an octane boost up to 5 numbers, enhancing horsepower and reducing engine knocks.

Ideal for Performance Enthusiasts
Perfect for those seeking improved throttle response and acceleration in their vehicles.

Customer Praise for Cleaning Power
Highly praised for effectively cleaning fuel injectors and reducing gum and varnish build-up.
Key specs
- performance:increases horsepower
- octane boost:up to 5 numbers
- application:unleaded
- cleaning:cleans fuel injectors
- safe for parts:N/A
8.9

Very Good

Our Rating
7

BOOSTane
BOOSTane Professional Octane Booster, Formulated to Increase Octane for High-Performance Race Engines, 32oz (1 Pack)

11% Off
Main highlights

High Compression and Turbocharged Engines
Ideal for use in high compression engines, turbocharged & blower motors. Anti-corrosion against ethanol. Prevents phase separation. Anti-carbon build up.

Performance Enhancement and Knock Protection
BOOSTane helps raise octane for performance vehicles and provides knock protection in all vehicles. Also helps protect from corrosion from ethanol hydroscopy.

Effective Octane Boost
Customers praise BOOSTane for effectively raising octane levels, improving performance, and preventing engine knock, especially in high-performance and classic vehicles.
Key specs
- performance:High compression engines
- octane boost:Treats from 94 to 116
- application:Turbocharged & blower motors
- cleaning:Cleaning agents
- safe for parts:Anti-corrosion against ethanol
8.8

Very Good

Our Rating

9.9
Simple to use

8.9
Sheerness

8.7
worth the money
8

104+

104+ Performance(10406-6PK) Octane Boost - Boosts Octane And Cleans injectors To Improve Engine Performance - Improve Gas Mileage - 1 Bottle Treats Up To 18 Gallons, 16 fl. oz. 6 Pack
8.7

Very Good

Our Rating

8.9
worth the money

8.4
distance
9

STP
STP Octane Booster, Bottled Fuel System Cleaner Restores Lost Power and Acceleration, 5.25 Oz, STP

43% Off
Main highlights

Boosts Octane and Performance
This product effectively boosts octane, reduces knocking and pinging, and helps restore overall engine performance for a smoother driving experience.

Ideal for Premium Gas Replacement
Perfect for cars requiring premium gas, especially in scenarios where high-octane fuel is unavailable. Great for long commutes and performance vehicles.

Improved Fuel Efficiency
Customers consistently praise the noticeable increase in miles per gallon and smoother engine performance across various car models.
Key specs
- performance:Restores performance
- octane boost:Boosts octane
- application:N/A
- cleaning:N/A
- safe for parts:N/A
8.6

Very Good

Our Rating

9.3
worth the money

9.3
distance
10

Royal Purple
Royal Purple 11757 Max Boost Octane Boost Case, 16 fl. oz (6 Pack)
Main highlights

Performance Improvement
Reduces engine knocking and pinging, raises octane rating up to 30 points or 3 numbers, restores power and fuel economy.

Ideal for Road Trips
Perfect for long drives, particularly for high-performance vehicles requiring higher octane levels, ensuring extra power and efficiency.

Enhanced Engine Performance
Customers frequently praise the product for significantly improving engine performance and reducing knocking, especially in high-performance cars.
Key specs
- package dimensions:9.2 x 7.1 x 6.5 inches
- oem part number:11757
- flash point:N/A
- container type:N/A
- viscosity:N/A
8.3

Good

Our Rating

10 Best octane boosters of 2025

1

Lucas Oil 10026-PK12 Octane Booster - 15 oz (Pack of 12)

9.9

9.3

8.9

How do we rank?

How do we rank?

Analyzing top stores

2

Lucas Oil 10026 12-Piece/Case 15 oz. Bottle Octane Booster Fuel Treatment Fluid

9.9

9.5

9.5

3

Lucas Oil 10026 Octane Booster - 15 Ounce

9.3

9.1

4

Gumout 800001706 Octane Booster - 10 oz.

5

Rislone 4747-12PK Super Concentrated Octane Booster, 6. Fluid_Ounces, 12 Pack , yellow

9.9

8.9

8.9

6

VP Racing 28555 Octane Booster Unleaded, Pack of 1

7

BOOSTane Professional Octane Booster, Formulated to Increase Octane for High-Performance Race Engines, 32oz (1 Pack)

9.9

8.9

8.7

8

104+ Performance(10406-6PK) Octane Boost - Boosts Octane And Cleans injectors To Improve Engine Performance - Improve Gas Mileage - 1 Bottle Treats Up To 18 Gallons, 16 fl. oz. 6 Pack

8.9

8.4

9

STP Octane Booster, Bottled Fuel System Cleaner Restores Lost Power and Acceleration, 5.25 Oz, STP

9.3

9.3

10

Royal Purple 11757 Max Boost Octane Boost Case, 16 fl. oz (6 Pack)

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