Description
Product Overview
Lucas Oil diesel additive is formulated to clean and protect diesel fuel systems. Packaged in a 16 oz bottle, the formula combines detergents and lubricants that dissolve existing deposits while preventing new buildup. Engineered for unisex‑adult vehicles, it meets a flash point of 68 °C and complies with industry standards for diesel additives. The product dimensions are 8.1 × 1.6 × 1.6 inches, weighing 4.48 oz, and it is manufactured in the United States.
Usage
Designed for everyday diesel engines, this additive is perfect for long‑haul trucks, fleet vehicles, and off‑road equipment. Add the recommended amount to the fuel tank during each fill‑up to maintain optimal combustion and reduce injector wear. It works well in cold‑weather starts and high‑temperature operations, ensuring consistent performance across varied climates. 
Why Choose Us
Lucas Oil brings over a decade of expertise in fuel treatment technology. Our additive is backed by a 4.7‑star rating from nearly 2,000 verified customers, reflecting reliability and satisfaction. Manufactured in the USA, it adheres to strict quality controls, guaranteeing a product free from harmful contaminants. The formula’s high flash point enhances safety during storage and handling.
Key Features
- Removes existing fuel system deposits for cleaner combustion
- Prevents future buildup, extending engine life
- Improves fuel efficiency and power output
- Compatible with all diesel engine types and brands
- Convenient 16 oz packaging for easy dosing
FAQ
How often should I add the additive?
For best results, add the recommended dose at each fuel fill‑up, typically every 10‑15 gallons, depending on vehicle usage.
Is this additive safe for modern diesel engines?
Yes, the formula is designed to be compatible with common‑rail and turbo‑charged diesel engines without affecting emission control systems.
Can I use it with biodiesel blends?
Absolutely. The additive works with B5‑B20 biodiesel blends, helping to maintain cleanliness and performance.
What is the flash point and why does it matter?
The flash point is 68 °C, indicating the temperature at which the liquid can form ignitable vapors. A higher flash point improves storage safety.
Will it void my vehicle warranty?
No. Lucas Oil additives are approved by most manufacturers and do not void warranties when used as directed.




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