10 Best Octane Boost of 2025

Tested and Reviewed: Top 10 Octane Boost deals with expert ratings from 8.1 to a perfect 10

March 2026 Edition

Editor's Choice

9.7

Lucas Oil

Lucas Oil 10026 Octane Booster - 15 Ounce

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Editor's bottom line:

“This octane boost is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

Genuine performance enhancer that turbocharges your engine
Contains specific upper cylinder lubricants for easier piston travel and valve seat protection
Ensures maximum life and performance from pumps, injectors and carburetors
Suitable for use in fuel injected and carbureted engines
Available in 15 fl oz. and 5.25 fl oz. bottle sizes (also in 2 fl oz. bottle size for motorcycles)
Safe for turbos, oxygen sensors and catalytic converters
Provides 3x more boost than most other brands
Promotes clean fuel burn for fewer emissions
5.25 oz. bottle pour entire bottle into tank then fill with any grade gasoline. One 5.25 oz. bottle treats up to 15 gallons of fuel.
15 oz. bottle Pour entire bottle into tank then fill with any grade gasoline. One 15 oz. bottle treats up to 25 gallons of fuel.

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Picked by 397 people today

9.5

Bar's Leaks

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

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Main Highlights

Restores lost horsepower and performance. Antiknock formulation stops engine knock and pings caused by low quality fuel.
Typical results boost octane over 20 points or 2 rating numbers. Contains the highest concentrate of real MMT allowed for street use.
Works with all unleaded gasoline, ethanol E10, E15, E85 and racing fuel. One bottle treats up to 20 gallons of gasoline
Will not harm catalytic converters or oxygen sensors. Use with all fuel injected, direct injected, GTDI & carbureted street, racing, supercharged and turbo engines.
Bottle is designed to work in ALL gas tanks including standard, obstructed and capless (no gas cap) systems.

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9.5

Gumout

Gumout 800001706 Octane Booster - 10 oz.

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Main Highlights

Helps reduce emissions
Boosts octane rating
Will not void OEM/manufacturer's warranty

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9.2

Lucas Oil

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

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Main Highlights

Suitable for use in fuel injected and carbureted engines
Provides more boost than most other brands
Promotes clean fuel burn for fewer emissions
Designed for engines and vehicles not equipped with emissions aftertreatment systems

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9.0

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

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Main Highlights

Boosts power and improves gas mileage
Cleans fuel injectors
Reduces knocks, pings and hesitation
Safe for catalytic converters & oxygen sensors
Treats up to 18 gallons

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8.8

BOOSTane

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

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Main Highlights

INCREASES OCTANE UP TO 116 - Formulated to increase octane levels up to 116. Provides professional racers and racing enthusiasts with a safe and convenient alternative to expensive racing fuels.
IDEAL FOR ANY - Naturally aspirated or forced induction (turbo or supercharged) high-performance engine. BOOSTane Professional contains anti-corrosion properties against ethanol and carbon buildup.
BACKED BY SCIENCE - BOOSTane Professional is a third-party tested for quality and effectiveness in high-performance applications. Our scientific approach to engineered octane boosters has allowed us to become an industry leader.
RACE FUEL EQUIVALENT - BOOSTane Professional additive can turn your unleaded pump gas into a high-performing race fuel equivalent. BOOSTane is a cost-effective alternative when race fuel is not available.
NOT STREET LEGAL - Caution: This gas octane booster is specifically engineered for racing, which demands a higher octane boost. It is not street-legal.

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8.6

VP Racing

VP Racing Fuels 2857 Octanium Octane Booster Case (256 fl. Oz)

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Main Highlights

32oz. treats up to 10 gallons (38 Liters)
Increases octane up to 8 numbers/80 points
Increases horsepower
Eliminates knocking and pinging
Improves throttle response & acceleration

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8.3

STP

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

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Main Highlights

Boosts octane
Reduces knocking and pinging
Helps restore performance

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8.1

Johnsen's

Johnsen's 4688-8-12PK Octane Booster - 6 Oz., (Pack of 12)

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Main Highlights

Flash point: 68.0
Package Weight: 2.313 kilograms
Package Dimensions: 15.494 L x 21.336 H x 20.574 W (centimeters)
Country of Origin: United States

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8.1

VP Racing

VP Racing 28555 Octane Booster Unleaded, Pack of 1

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Main Highlights

VP Racing 28555 Octane Booster Unleaded, Pack of 1
VP Octane Booster is unleaded and formulated to provide an octane boost of up to 5 numbers (50 points)
It increases horsepower, eliminates knocks and pings, cleans fuel injectors, reduces gum and varnish build-up
Improves throttle response and acceleration when used as directed

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Our Best Overall Choice

Best Choice

9.7

Lucas Oil

Lucas Oil 10026 Octane Booster - 15 Ounce

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Editor's bottom line:

“This is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

Genuine performance enhancer that turbocharges your engine
Contains specific upper cylinder lubricants for easier piston travel and valve seat protection
Ensures maximum life and performance from pumps, injectors and carburetors
Suitable for use in fuel injected and carbureted engines
Available in 15 fl oz. and 5.25 fl oz. bottle sizes (also in 2 fl oz. bottle size for motorcycles)
Safe for turbos, oxygen sensors and catalytic converters
Provides 3x more boost than most other brands
Promotes clean fuel burn for fewer emissions
5.25 oz. bottle pour entire bottle into tank then fill with any grade gasoline. One 5.25 oz. bottle treats up to 15 gallons of fuel.
15 oz. bottle Pour entire bottle into tank then fill with any grade gasoline. One 15 oz. bottle treats up to 25 gallons of fuel.

Show Price

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