10 Best Octane Boosters 2026 in the United States

The BOOSTane Premium Octane Booster is designed to enhance the octane level of your fuel, increasing it by 8 numbers, which can significantly improve performance for a variety of internal combustion engines, from hot rods to motorcycles. Its versatility is a major strength, as it can be used with different types of vehicles, including high-performance cars and classic models. This makes it a great choice for enthusiasts who own diverse vehicle collections or those seeking enhanced performance in their ride.

Another positive aspect is its anti-corrosion properties, which protect against ethanol damage, and its safety with catalytic converters and O2 sensors. These features make it a reliable option for maintaining engine health over time. The inclusion of the BOOSTane App allows users to customize and blend the product to their specific requirements, which adds to its appeal for those who like to have control over their vehicle's performance enhancements.

The product does come in a relatively small 16oz bottle, which might mean frequent purchases if used regularly on larger vehicles or fleets. BOOSTane Premium Octane Booster stands out for its adaptability across various vehicles and its effective performance boost. Users looking for a product that is easy to use and offers a significant octane increase will likely find it beneficial. However, those who require larger quantities might want to consider this aspect before purchasing.

The BOOSTane Shot Octane Booster (10 Pack) is designed to enhance the octane rating of fuel by 2 to 3 full numbers, making it a strong contender for improving poor-quality fuels. It's particularly suitable for lower compression engines and can help unlock lost power, which is an excellent feature for those looking to improve their vehicle's performance.

The dosage is straightforward: one bottle treats 16 gallons of fuel to increase the octane by 3 numbers, or 20 gallons to achieve a 2-number increase, offering flexibility depending on fuel needs. BOOSTane is a reputable brand, and its products are well-regarded, as reflected by its high customer rating of 4.6 out of 5 stars from 132 reviews. However, it ranks #15 in the octane booster category, suggesting that while it's popular, there are other options that might be preferred by some users.

The product is relatively compact and lightweight, making it easy to store and handle. The main downside could be the price point, as premium boosters tend to be more expensive. For those needing a reliable and potent octane booster, especially for lower compression engines, the BOOSTane Shot is a solid choice.

The VP Racing Fuels 2855, Madditive Octanium Octane Booster Racing Formula is a powerful option for those seeking to enhance the performance of their vehicle's fuel. It boasts an impressive octane rating increase of up to 80 points, which translates to 8 full numbers. This significant boost can help eliminate engine knocking and pinging, improve throttle response, and clean fuel injectors by removing gum and varnish. One of its notable advantages is its versatility, being safe for use in both 2-cycle and 4-cycle engines, making it suitable for a wide range of vehicles and machinery.

The concentration and dosage are user-friendly, with one quart bottle treating up to 10 gallons of fuel, making it a convenient option for regular use. The product comes in a pack of eight 32-ounce bottles, providing ample supply for multiple treatments. The brand, VP Racing Fuels, is well-regarded in the automotive industry, which adds to the product's reliability.

It is important to note that this formula is intended for off-road use, which may limit its applicability for everyday drivers. This octane booster is a solid choice for racing enthusiasts or those with high-performance vehicles looking for a substantial octane boost and improved engine performance.