
Original: $18.70
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$5.61The Story
Liqui Moly Diesel Engine System Cleaner 300ml – Fuel System & Injector Cleaner
Liqui Moly Diesel Engine System Cleaner 300ml is a professional-grade diesel fuel system additive that removes deposits from high-precision components such as injectors and high-pressure pumps. It ensures optimal engine functionality, protects expensive injection system parts, and restores engines to original performance levels with low exhaust emissions.
Key Features
- Removes Deposits: Cleans injectors, high-pressure pumps, and the entire fuel system.
- Protects Injection System Components: Lubrication action improvers and corrosion inhibitors prevent wear and seizing.
- Compatible with All Diesel Engines: Works for common rail, pumped-jet high-pressure systems, and engines with or without DPF.
- Optimal Combustion: Restores engine performance and improves fuel efficiency.
- Prevents Injector Problems: Stops gumming, sticking, and deposit buildup on injector needles.
- Easy Application: Add directly to the fuel tank; self-mixing ensures even distribution.
Application & Dosage
- 300ml treats up to 75 liters of diesel fuel.
- Add to fuel at any time: preventatively every 2,000 km, or remedially as needed.
- Recommended addition during inspections or maintenance of the fuel system.
- Mixes automatically in the fuel tank for even protection.
Benefits
- Maintains optimal fuel system and engine performance.
- Reduces exhaust emissions by ensuring complete and efficient combustion.
- Extends the life of injectors and high-pressure pumps.
- Prevents costly repairs due to fouled injectors or seizing components.
- Improves overall diesel engine reliability and smooth operation.
Why Choose Liqui Moly Diesel Engine System Cleaner?
Liqui Moly is a trusted global brand for automotive additives. Using Diesel Engine System Cleaner ensures clean injectors, efficient combustion, lower emissions, and long-term fuel system protection, making it essential for modern diesel engines in workshops and preventive maintenance programs.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
Liqui Moly Diesel Engine System Cleaner 300ml – Fuel System & Injector Cleaner
Liqui Moly Diesel Engine System Cleaner 300ml is a professional-grade diesel fuel system additive that removes deposits from high-precision components such as injectors and high-pressure pumps. It ensures optimal engine functionality, protects expensive injection system parts, and restores engines to original performance levels with low exhaust emissions.
Key Features
- Removes Deposits: Cleans injectors, high-pressure pumps, and the entire fuel system.
- Protects Injection System Components: Lubrication action improvers and corrosion inhibitors prevent wear and seizing.
- Compatible with All Diesel Engines: Works for common rail, pumped-jet high-pressure systems, and engines with or without DPF.
- Optimal Combustion: Restores engine performance and improves fuel efficiency.
- Prevents Injector Problems: Stops gumming, sticking, and deposit buildup on injector needles.
- Easy Application: Add directly to the fuel tank; self-mixing ensures even distribution.
Application & Dosage
- 300ml treats up to 75 liters of diesel fuel.
- Add to fuel at any time: preventatively every 2,000 km, or remedially as needed.
- Recommended addition during inspections or maintenance of the fuel system.
- Mixes automatically in the fuel tank for even protection.
Benefits
- Maintains optimal fuel system and engine performance.
- Reduces exhaust emissions by ensuring complete and efficient combustion.
- Extends the life of injectors and high-pressure pumps.
- Prevents costly repairs due to fouled injectors or seizing components.
- Improves overall diesel engine reliability and smooth operation.
Why Choose Liqui Moly Diesel Engine System Cleaner?
Liqui Moly is a trusted global brand for automotive additives. Using Diesel Engine System Cleaner ensures clean injectors, efficient combustion, lower emissions, and long-term fuel system protection, making it essential for modern diesel engines in workshops and preventive maintenance programs.













