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5 out of 5 based on 7 customer ratings
(7 customer reviews)


Fuel Ox Marine is a marine treatment that enhances fuel combustion and engine performance. It can be used in diesel and gas to cure ethanol fuel problems, boost power, and improve fuel economy. It also inhibits microbial growth and safely removes suspended water particles in the fuel.

Treatment ratio
8 ounces 625 gallons
16 ounces 1,250 gallons
Presentation: 8oz 16oz
Price: $39.99 $74.99

SKU: N/A Category:

Additional Information

Weight 1 lbs

7 reviews for FUEL OX MARINE

  1. 5 out of 5


    Cured my bacteria problem and boosted my fuel economy… stuff really works!

  2. 5 out of 5


    I Purchased fuel Ox at Atlantic city boat show I have been us ring it ever since in my Dodge Ram truck , outboard motors, generators and oil tank for home heating oil
    I have seen a difference , highly reccommend this product I will be sure to reccommend it to my family and friends at my yacht club

  3. 5 out of 5


    Highly reccommend

  4. 5 out of 5


    my parker runs so much smoother with the Ox!

  5. 5 out of 5


    This stuff cleaned up my smoke, and killed the bacteria that came from a bad batch of fuel, definitely gonna keep usin it

  6. 5 out of 5


    Fuel Ox is hands down the best additive I’ve used! I use it in my boat, truck, lawn mower, etc.

  7. 5 out of 5


    Put it in my Harley WHAT A PERFORMANCE DIFFERENCE!!! Also idles much smoother

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