MotorKote Hyper Octane Boost MMT 16 oz

Regular price $11.99 Sale price $9.99 Save $2.00
-371 in stock

A dirty engine & poor quality gasoline can lead to a loss of power & fuel economy. MotorKote®  Hyper Octane Boost™ in every tank of fuel can help: increase octane, combustion, improve overall performance, remove engine knock, improve fuel economy, restore lost power, and improve acceleration.



  • Premium Octane formula
  • Makes poor gas drivable and safe for engines
  • Highest Legal (EPA approved) limit of MMT for Octane
  • Immediately reduces knock, pinging and hesitation
  • Recommended for all levels and grades of Gasoline
  • Excellent Lead Substitute
  • Will not harm catalytic converters
  • Safe for all engines and will not void warranties.


Add entire contents of bottle to 16 gallons of gas. 1 oz. treats 1 gallon of gasoline. Safe to use in all gasoline engines & blends, including Ethanol. 

Can be used every fill-up. Do NOT use more than recommended treatment ratio.


Proposition 65 Warning for California Consumers:

⚠️WARNING: This product can expose you to chemicals including Naphthalene, which is known to the State of California to cause cancer. For more information, go to

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Customer Reviews
5.0 Based on 6 Reviews
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Filter Reviews:
Ken S.
United States United States
I recommend this product

Octane booster

Really pleased with product

A Customer
Lloyd S.
United States United States
I recommend this product

Car is in paint shop

When I use it you'll be the second to know - first will be my 72 thru 77 Monte Carlo club, we fly your banner are our car meets !!!!!

james c.
United States United States
I recommend this product

octane boost review,,,

excellent.. great stuff...

David D.
United States

All products from this order

All products from this order exceeded my expectations, MotorKote is my Go-To for my Future products. If there was a way I could promote MotorKote better I would. I Trust MotorKote in everything from my Automobiles down to my Lawn Equipment.

David D.
United States

Better Than The Rest

Noticeable Response.... Better than most Octane Boosters I’ve tried in the past.

Ronald S.
United States

It works

Old Harley had been sitting for about a year and a half, add some of the Octane Boost to it and brought it back to life, I kjust knew that the gas in the tank was flat, but MotorKote did it’s job, thanks.