Opti-Lube
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Opti-Lube Marine Diesel Fuel Additive: 1 Quart Treats up to 256 Gallons
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Opti-Lube Marine Diesel Fuel Additive: 1 Quart Treats up to 256 Gallons
Enhance your marine motor’s performance, increase engine lifespan, reduce ignition delays, burn fuel faster, lower engine noise, stabilize fuel for long-term storage
Opti-Lube Marine Diesel Fuel Additive: 1 Quart Treats up to 256 Gallons
Item #: 52239456

Opti-Lube Marine Diesel Fuel Additive: 1 Quart Treats up to 256 Gallons

Item #: 52239456

SLL 1084961

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Order now and get it around Monday, July 20
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Enhance your marine motor’s performance, increase engine lifespan, reduce ignition delays, burn fuel faster, lower engine noise, stabilize fuel for long-term storage
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What Stands Out

High Efficiency
Treats up to 256 gallons, making it an effective solution for large marine fuel systems, ensuring optimal performance without the need for constant refills.
Enhanced Protection
Formulated to prevent fuel degradation, corrosion, and buildup, providing long-lasting protection and improved engine reliability for marine operators.
Fuel Economy
Improves combustion efficiency, leading to better fuel economy and reduced emissions, helping boaters save on fuel costs while being environmentally responsible.

Product Details

Enhance your marine motor's performance with Opti-Lube's Marine Diesel Fuel Additive. Increase engine lifespan, reduce fuel system wear, boost cetane, prevent rust & corrosion, and improve combustion. Treats up to 256 gallons! Shop at Ubuy Sierra Leone
Item Weight2 lbs (910 grams)

Dangerous Goods

To avoid the delay in customs clearance process for Dangerous Goods, the shipment shall be opened at our warehouse facility to check the severity of hazardous components. Please see the list of Dangerous goods here.

Who Should Buy?

Suitable For
  • Marine Enthusiasts

    Ideal for boat owners wanting to enhance diesel fuel performance in harsh marine environments.

  • Commercial Fishermen

    Beneficial for commercial fishermen needing reliable fuel efficiency and engine protection during long trips.

  • Harsh Climate Users

    Useful for users operating in cold weather, helping prevent fuel gelling and ensuring engine performance.

Not Suitable For
  • Gasoline Engines

    Not suitable for gasoline engines, as it's specifically formulated for diesel fuel treatments.

  • Small Power Equipment

    Inadequate for small power tools and equipment that do not require diesel fuel additives.

  • Budget-Conscious Users

    May not be ideal for users who are looking for low-cost fuel options without performance enhancements.

Product Description

Opti-Lube Marine Diesel Fuel Additive: 1 Quart Treats up to 256 Gallons

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is Opti-Lube Marine Diesel Fuel Additive used for?

    Answer: Opti-Lube Marine Diesel Fuel Additive is designed to enhance the performance of diesel fuel in marine applications. It helps improve fuel efficiency, reduce engine wear, and ensures cleaner combustion. By using this additive, boat owners can experience smoother engine operation and increased longevity of their marine engines, making it a smart choice for those looking to maintain their vessels.
  • Question: How does Opti-Lube Marine Diesel Fuel Additive improve fuel efficiency?

    Answer: This additive enhances fuel efficiency by providing better combustion characteristics. It modifies the fuel properties, enabling more complete burning of the diesel, which reduces wasted fuel. A more efficient burn translates to more power produced from each gallon of diesel, allowing your boat to travel further on less fuel, a significant advantage for long trips or extended boating seasons.
  • Question: Is Opti-Lube Marine Diesel Fuel Additive safe for all diesel engines?

    Answer: Yes, Opti-Lube Marine Diesel Fuel Additive is formulated to be compatible with all diesel engines, including those used in marine applications. The additive is developed using safe, high-quality ingredients that do not harm engine components. This makes it an ideal choice for both older and newer engines, ensuring that you can use it confidently, no matter the age of your vessel.
  • Question: Can using Opti-Lube Marine Diesel Fuel Additive help prevent fuel degradation?

    Answer: Absolutely. One of the primary functions of Opti-Lube Marine Diesel Fuel Additive is to act as a stabilizer, preventing diesel fuel from degrading over time. This is crucial for marine applications where fuel can sit unused for extended periods. By minimizing the effects of oxidation and microbial growth, this additive ensures that your fuel remains effective, ready to deliver optimal performance when you need it.
  • Question: How should I use Opti-Lube Marine Diesel Fuel Additive?

    Answer: To use Opti-Lube Marine Diesel Fuel Additive, simply add the recommended amount to your diesel tank before fueling up. It treats up to 256 gallons of fuel per quart, offering an economical solution for your marine fuel needs. By adding it during fueling, you ensure that the additive mixes well with the fuel, providing the maximum benefits for your engine's performance.
  • Question: What are the environmental benefits of using Opti-Lube Marine Diesel Fuel Additive?

    Answer: Using Opti-Lube Marine Diesel Fuel Additive promotes cleaner combustion, which leads to reduced emissions from your diesel engine. This environmentally friendly formulation contributes to lower particulate matter and soot, resulting in cleaner waterways and air quality. By reducing pollutants, you are not only protecting your engine but also playing a part in preserving the environment.
  • Question: How does Opti-Lube Marine Diesel Fuel Additive compare to other diesel additives on the market?

    Answer: Opti-Lube Marine Diesel Fuel Additive stands out due to its comprehensive formulation designed specifically for marine engines. Unlike others that may only focus on lubricity or cetane improvement, this product offers a balanced mix of benefits that include improving fuel efficiency, preventing gelling in cold temperatures, and safeguarding against microbial contamination. This makes it a top choice among boat owners seeking reliable performance and protection.
  • Question: Is it safe to use Opti-Lube Marine Diesel Fuel Additive along with other additives?

    Answer: Yes, Opti-Lube Marine Diesel Fuel Additive can be safely used alongside other diesel fuel additives. However, it’s advisable to read product labels and consult with manufacturers to avoid any potential incompatibilities. Using multiple additives may enhance performance further, but always ensure that they do not interact negatively or that their combined doses do not exceed recommended levels.
  • Question: Can Opti-Lube Marine Diesel Fuel Additive help with cold weather performance?

    Answer: Yes, one of the benefits of Opti-Lube Marine Diesel Fuel Additive is its ability to improve cold weather performance. It helps in preventing fuel gelling in low temperatures, ensuring that your engine starts easily and runs smoothly even in cold conditions. This makes it an essential addition for boating enthusiasts who navigate chilly waters or store their boats during the winter.
  • Question: Where can I buy Opti-Lube Marine Diesel Fuel Additive?

    Answer: You can purchase Opti-Lube Marine Diesel Fuel Additive from Ubuy, which provides a reliable platform to find this product and more. Ubuy offers a variety of options designed to meet your needs, making it an excellent place for obtaining high-quality marine fuel additives in Sierra Leone.

Opti-Lube Diesel Additives Editorial Review

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“The product received very good packaging & safe…Thank You”

16 June 2026 · via Trustpilot
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“Accurate delivery timing given”

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“Not madly expensive like I thought, and much quicker than promised.”

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  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
  • Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.

SLL 1084961

Order now and get it around Monday, July 20

QTY:

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Fastest cross-border delivery

Features & Benefits

  • Enhances engine performance and efficiency
  • Reduces fuel system wear and maintenance
  • Boosts cetane by up to 3 points for faster combustion
  • Cleans injectors and prevents rust and corrosion
  • Extends diesel fuel storage life
  • Treats up to 256 gallons with just 1 quart

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