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Item #:
7287346
Stanadyne Performance Formula Diesel Fuel Additive 2 Pack of 1/2 Gallon Jugs - Part # 38566
89% of respondents would recommend this to a friend
Item #:
7287346
XCD 259
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Order now and get it around Saturday, September 12
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Restores/Increase Horsepower. Reduces Fuel Consumption – tests show an average of 4% improvement in MPG and gains up to 9.6%. Cetane Improver – improves combustion resulting in better engine starting, running & reduced noise
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What Stands Out
Enhanced Performance
Boosts engine efficiency by cleaning fuel injectors, improving combustion, and increasing horsepower, delivering optimal performance for diesel engines.
All-Season Protection
Prevents fuel gelling and protects against cold weather, ensuring reliable engine start-up and smooth operation year-round, making it ideal for varying climates.
Extended Longevity
Reduces wear and tear on engine components, extending their lifespan while minimizing maintenance costs, ultimately providing excellent value for diesel vehicle owners.
Product Details
- Made in the U.S.A.
- Includes 2 - 1/2 Gallon Jugs (64 oz.)
- Each Jug treats 250 Gallons of Diesel Fuel
- Product treats 500 Gallons of Diesel Fuel
- Restores/Increase Horsepower, Reduces Fuel Consumption, Cetane Improver, Reduces Wear, Reduces Emissions
- Specially Formulated for use with ultra low sulfur diesel fuel, Can be used with Bio Diesel Fuel up to B20
| Brand Name | Stanadyne |
| Fuel Type | Diesel |
| Number of Packs | 2 |
| Number of Items | 2 |
| UPC | 634154698655 |
| Manufacturer | STANADYNE |
| Model Number | 2698976584 |
| Part Number | 38566 - 2 Pack |
| Part Interchange Info | 38566 |
| Item Dimensions W x H | 3"W x 9.5"H (7.6 cm) |
| Capacity | 0.5 gallons |
| Color | black |
| Material | High Density Polyethylene (HDPE) |
| Brand | Stanadyne |
| Product Dimensions (L x W x H) | 3"W x 9.5"H (7.6 cm) |
| Package Weight | 7 Pound |
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?
-
Diesel Vehicle Owners
Enhances performance and efficiency of diesel engines, making it ideal for everyday vehicle maintenance.
-
Fleet Managers
Essential for fleet operators looking to improve fuel economy and reduce engine wear in multiple vehicles.
-
Cold Climate Users
Prevents fuel gelling and improves cold starts, making it crucial for users in colder regions.
-
Gasoline Engine Users
Not suitable for gasoline engines; formulated specifically for diesel fuel systems and may cause harm.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is Stanadyne Performance Formula Diesel Fuel Additive used for?
Answer: Stanadyne Performance Formula Diesel Fuel Additive is designed to enhance the performance of diesel engines. It helps improve fuel stability and lubricity, ensuring smoother engine operation. This additive also prevents carbon deposits, thereby extending the lifespan of your fuel system components. Ideal for both light-duty and heavy-duty diesel applications, using this additive regularly can lead to increased fuel efficiency and reduced emissions. -
Question:
How do I use Stanadyne Performance Formula Diesel Fuel Additive?
Answer: To use the Stanadyne Performance Formula Diesel Fuel Additive, add it to the fuel tank at the recommended ratio. For optimal results, it's advisable to add the formula during refueling for even distribution. This product is suitable for both on-road and off-road diesel engines. Using the additive consistently helps to maintain engine cleanliness and performance, especially in older vehicles or those that operate under heavy loads. -
Question:
Is Stanadyne Performance Formula Diesel Fuel Additive safe for my engine?
Answer: Yes, Stanadyne Performance Formula Diesel Fuel Additive is completely safe to use in your diesel engine. It is engineered with premium components that meet or exceed industry standards. This additive can actually protect your engine by reducing wear and tear, thus prolonging its lifespan. Many users report improved engine responsiveness and decreased maintenance needs after regular use of this additive. -
Question:
Can I use Stanadyne Performance Formula Diesel Fuel Additive in biodiesel?
Answer: Absolutely! Stanadyne Performance Formula Diesel Fuel Additive is compatible with biodiesel. It enhances the performance and stability of biodiesel fuels, helping to prevent issues like filter clogging. If you mainly use biodiesel, incorporating this additive can significantly improve the fuel's lubricity and prevent oxidation, which is essential for maintaining the integrity of your fuel system. -
Question:
What are the benefits of using Stanadyne Performance Formula Diesel Fuel Additive regularly?
Answer: Regular use of Stanadyne Performance Formula Diesel Fuel Additive provides several benefits, including enhanced fuel efficiency, improved cold-weather performance, and reduced engine noise. It also helps maintain cleanliness in fuel injectors and combustion chambers. For users operating in extreme temperatures or conditions, this additive acts as a vital safeguard, ensuring your diesel fuel performs optimally under all circumstances. -
Question:
Can I store Stanadyne Performance Formula Diesel Fuel Additive long-term?
Answer: Yes, you can store Stanadyne Performance Formula Diesel Fuel Additive for extended periods without losing efficacy. The formula is stable and designed to be stored in a cool, dry environment. Ensuring that the containers are sealed properly will further maintain quality and performance. This makes it convenient for users who want to stock up, as it can be readily available whenever needed. -
Question:
Will using Stanadyne Performance Formula Diesel Fuel Additive void my engine warranty?
Answer: Using Stanadyne Performance Formula Diesel Fuel Additive should not void your engine warranty, as it is a recognized product among many manufacturers. However, it's always good practice to check your vehicle’s warranty terms. Many mechanics and professionals recommend it for improved performance, and most users find it doesn’t interfere with warranty coverage while providing significant benefits to engine health. -
Question:
How does Stanadyne Performance Formula Diesel Fuel Additive differ from regular diesel fuel?
Answer: Stanadyne Performance Formula Diesel Fuel Additive is specifically formulated to enhance the properties of regular diesel fuel. Unlike standard fuel, which may leave residues and deposits, this additive contains superior detergents that keep the fuel system clean, improving combustion efficiency. As a result, users experience better fuel economy, improved engine performance, and reduced emissions compared to using diesel fuel alone. -
Question:
What is the shelf life of Stanadyne Performance Formula Diesel Fuel Additive?
Answer: The shelf life of Stanadyne Performance Formula Diesel Fuel Additive is typically several years, provided that it is stored in a cool, dry place and the container remains sealed. Even after extended periods, the additive maintains its effectiveness, making it advantageous for consumers who want to stock up. It's important to check the label for any specific storage guidelines to ensure optimal performance. -
Question:
Where can I buy Stanadyne Performance Formula Diesel Fuel Additive 2 Pack of 12 Gallon Jugs - Part # 38566?
Answer: You can buy Stanadyne Performance Formula Diesel Fuel Additive 2 Pack of 12 Gallon Jugs - Part # 38566 on Ubuy. Ubuy offers a user-friendly shopping experience and is a reliable platform for purchasing automotive products like this additive, ensuring you receive a high-quality product along with prompt customer support.
Stanadyne Diesel Additives 2698976584 Editorial Review
Stanadyne Performance Formula Diesel Fuel Additive 2 Pack of 1/2 Gallon Jugs - Part # 38566 is an exceptional choice for diesel fuel treatment, designed to enhance performance and protect your engine. Many users praise its effectiveness in prolonging injector life and guarding components against poor fuel quality, making it ideal for those traveling through areas with lower fuel standards. This fuel additive comes in convenient half-gallon jugs, perfect for consistent use at every fill-up., Users consistently report smooth engine operations and minimal fuel-related issues thanks to this high-density polyethylene formula, underscoring its reputation for reliability and performance. Whether it's incorporating it into a Powerstroke or a Duramax engine, the feedback is overwhelmingly positive, showcasing its proven benefits over time.
Customer Reviews & Ratings
893 customers ratings
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5 Star
87%
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4 Star
10%
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3 Star
2%
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2 Star
0%
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1 Star
1%
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Pros
- Enhances performance of diesel engines
- Prolongs injector life significantly
- Convenient 2-pack design for regular use
- Recommended by mechanics and users alike
Cons
- Might not be necessary for new engines
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1 September 2026 · via Trustpilot
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XCD 259
Order now and get it around Saturday, September 12
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Fastest cross-border delivery
Features & Benefits
- Restores/Increase Horsepower
- Reduces Fuel Consumption – tests show an average of 4% improvement in MPG and gains up to 9.6%
- Cetane Improver – improves combustion resulting in better engine starting, running & reduced noise
- Reduces Wear – lubricity improvers restore lubricity to ultra low sulfur diesel fuels
- Reduces Emissions – reduces Smoke and Particulates
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