Top 10 NOS Octane Boosters
for June 2021

Recommendations are independently chosen by MOOZ’s editors. Purchases you make through our links may earn us a commission.

1
9.9
SCORE
Motorkote Hyper Octane Boost, Octane Booster Fuel Treatment, Reduces Engine Knock 16 fl. oz, Single 1 Pack MK-10472-06

Motorkote Hyper Octane Boost

Octane Booster Fuel Treatment, Reduces Engine Knock 16 fl. oz, Single 1 Pack MK-10472-06

by MotorKote
What We like

Premium octane formula

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Product Features

  • Makes poor gas drivable and safe for engines
  • Fit type: Universal Fit
  • Highest legal (EPA approved) limit of MMT for octane
  • Recommended for all levels and grades of gasoline - safe for all engines and will not void warranties
  • Immediately reduces knock, pinging and hesitation

Immediately reduces knock, pinging and hesitation Recommended for all levels and grades of gasoline - safe for all engines and will not void warranties Makes poor gas drivable and safe for engines Fit type: universal fit Highest legal (epa approved) limit of mmt for octane

2
9.5
SCORE
Dyno-tab Octane Booster 6-tab Card (1)

Dyno-tab Octane Booster 6-tab Card (1)

by Chemplex Automotive Group, Inc.
What We like

Will not harm Catalytic Converter or Oxygen Sensor

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Product Features

  • High Performance Racing Formula
  • Octane Booster
  • Beats the bottle boosters
  • Beats the bottle boosters

Beats the bottle boosters High performance racing formula Beats the bottle boosters Octane booster

3
9.1
SCORE
NOS (12010-6PK) Racing Formula Octane Booster - 12 oz., (Pack of 6)

NOS (12010-6PK) Racing Formula Octane Booster

12 oz., (Pack of 6)

by NOS
What We like

Protects against carbon deposits in the fuel injectors and combustion chamber

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Product Features

  • Improves gas mileage, eliminates knocks, pings and hesitation
  • Blended with MMT and performance enhancing Powertane, along with nitro methane and unique lubricants specially developed for high performance engines

Blended with mmt and performance enhancing powertane, along with nitro methane and unique lubricants specially developed for high performance engines Improves gas mileage, eliminates knocks, pings and hesitation

4
9
SCORE
Permatex NOS 12003 Max Street Octane Booster - 16 oz.

Permatex NOS 12003 Max Street Octane Booster

16 oz.

by Permatex
What We like

Blended with the strongest MMT concentration allowed by law for street use

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Product Features

  • Improves gas mileage, eliminates knocks, pings, and hesitation
  • Protects against carbon deposits in the fuel injectors and combustion chamber

Protects against carbon deposits in the fuel injectors and combustion chamber Improves gas mileage, eliminates knocks, pings, and hesitation

5
8.8
SCORE
NOS Racing Formula Octane Booster 355 ml

NOS Racing Formula Octane Booster 355 ml

by NOS
What We like

Increases octane effect up to 6 full octane numbers (60 points)

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Product Features

  • Number: 071322
  • Volume: 355 ml
  • Uniquely blended with MMT and performance enhancing Powertane
  • NOS performance for the serious enthusiast

Number: 071322 Uniquely blended with mmt and performance enhancing powertane Volume: 355 ml NOS performance for the serious enthusiast

6
8.8
SCORE
Johnsen's 4688 Octane Booster - 12 oz.

Johnsen's 4688 Octane Booster

12 oz.

by Johnsen's
What We like

Octane Booster, 12 oz. (4688)

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7
8.5
SCORE
Klotz KL-628 Octane Boosters

Klotz KL-628 Octane Boosters

by Klotz
What We like

Stabilizes flame front and controls burn speed

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Product Features

  • Tetraethyl lead substitute for added lubricity
  • Increases pump gasoline octane up to 10 numbers

Tetraethyl lead substitute for added lubricity Increases pump gasoline octane up to 10 numbers

8
8.1
SCORE
BOOSTane Premium Octane Booster (4 Pack)

BOOSTane Premium Octane Booster (4 Pack)

by BOOSTane
What We like

Anti-carbon build up

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Product Features

  • LOWER Compression Engines and 2 Stroke
  • Cleaning agents
  • Proprietary chelated carrier
  • Anti-corrosion against ethanol

Proprietary chelated carrier Anti-corrosion against ethanol Cleaning agents Lower compression engines and 2 stroke

9
8.1
SCORE
Yamalube 4 2-R 32 oz. Bottles and 1 Bonus Rocket Fuel 1 oz. Tube Octane Booster

Yamalube 4 2-R 32 oz. Bottles and 1 Bonus Rocket Fuel 1 oz. Tube Octane Booster

by Yamalube
What We like

4 Yamalube 2-R 32 oz. bottles & 1 Rocket Fuel Details Yamalube 2-R is a high-performance 2-stroke blend developed to stand up to high temperatures, rigorous demands & stress of competition engines. Used exclusively by the two-stroke Yamaha Factory Race Team riders. Special base stocks protect against wear and breakdown, low carbon deposits on pistons, rings and exhaust ports, reduces friction that allows for maximum horsepower. Developed to meet the requirements of 2-stroke off road

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10
8.1
SCORE
Maxima 83916 Hi-Test Octane Booster - 16 oz. Bottle

Maxima 83916 Hi-Test Octane Booster

16 oz. Bottle

by Maxima
What We like

Hi-Test should be used in concentrations of one to four ounces per gallon of gasoline, one ounce per gallon raises the effective octane number approximately four points, depending on the base gasoline octane

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Product Features

  • The use of Hi-Test in your gasoline will eliminate pinging and knocking and the potentially destructive results of them allowing for higher compression ratios and therefore more horsepower
  • For racing or very high compression engines, or very low quality fuel, higher concentrations of Hi-Test may be required
  • Hi-Test will suppress detonation and pre-ignition by modifying the burn rate and increasing the auto-ignition temperature of the air/fuel mixture
  • Hi-Test is an all organic concentrated octane booster containing no metal (lead, manages or phosphorus) compounds, legal for all types of competition, and readily mixes with all gasoline as well as alcohol or nitro mixtures

Hi-test will suppress detonation and pre-ignition by modifying the burn rate and increasing the auto-ignition temperature of the air/fuel mixture The use of hi-test in your gasoline will eliminate pinging and knocking and the potentially destructive results of them allowing for higher compression ratios and therefore more horsepower For racing or very high compression engines, or very low quality fuel, higher concentrations of hi-test may be required Hi-test is an all organic concentrated octane booster containing no metal (lead, manages or phosphorus) compounds, legal for all types of competition, and readily mixes with all gasoline as well as alcohol or nitro mixtures

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