5.39 GBP
Comma EF400M Engine Flush, 400 ml
Comma EF400M Engine Flush is a 400ml petrol and diesel engine oil cleaner that removes sludge, varnish, and other contaminants to extend engine life.
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Comma EF400M Engine Flush
The Comma EF400M Engine Flush is a high‑performance oil additive specifically engineered for both petrol and diesel engines. With a generous 400 ml capacity, this product delivers a powerful cleaning action that penetrates deep into the engine’s internal components to remove sludge, deposits, and contaminants that accumulate over time.
Key Features
- Dual‑Fuel Compatibility: Designed for petrol and diesel engines, ensuring broad applicability across a wide range of vehicles.
- Deep Cleaning Formula: The proprietary blend targets stubborn deposits inside the combustion chamber, piston rings, valves, and oil passages.
- Fast‑Acting: Within minutes of application, the flush begins to dissolve grime, improving engine performance and fuel efficiency.
- Eco‑Friendly Composition: Free from harsh chemicals that could damage seals or hoses; formulated to be safe for modern engine materials.
- Convenient 400 ml Volume: Provides ample quantity for multiple applications or for use in larger engines without the need for frequent refills.
How It Works
The Comma EF400M Engine Flush operates by dissolving and emulsifying accumulated sludge, oil‑based deposits, and combustion residues. When added to the engine’s oil reservoir, it circulates through the entire lubrication system during normal operation. The flush’s surfactants break down contaminants into fine particles that are then carried away with the oil, leaving the engine cleaner and more efficient.
Application Procedure
- Warm up the engine to operating temperature for optimal circulation.
- Drain a small amount of existing engine oil (typically 1–2 % of total capacity).
- Add the full 400 ml of Comma EF400M Engine Flush directly into the oil filler neck.
- Re‑fill with fresh, clean engine oil to the manufacturer’s recommended level.
- Run the engine for at least 15–30 minutes to allow thorough distribution.
- After the flush cycle, drain and replace the oil filter if necessary.
Benefits for Vehicle Owners
- Improved Engine Longevity: By removing harmful deposits, the flush reduces wear on critical components such as piston rings and valve seats.
- Enhanced Fuel Economy: A cleaner engine operates more efficiently, often resulting in measurable fuel savings.
- Reduced Emissions: With fewer contaminants interfering with combustion, emissions can drop, contributing to a greener driving experience.
- Lower Maintenance Costs: Regular use of the flush can delay the need for major engine repairs or replacements.
Compatibility and Usage Notes
The Comma EF400M Engine Flush is suitable for most modern petrol and diesel engines, including gasoline, turbocharged, and naturally aspirated models. It should not be used in engines that are already experiencing severe mechanical issues such as major leaks or significant internal damage; in those cases, professional inspection is advised.
For optimal results, it is recommended to use the flush every 10,000–15,000 km or at least once a year, depending on driving conditions and engine type. Always follow the vehicle manufacturer’s guidelines for oil change intervals when integrating this product into your maintenance routine.
Safety Precautions
- Keep out of reach of children and pets.
- Avoid contact with eyes; if contact occurs, rinse thoroughly with water.
- Store in a cool, dry place away from direct sunlight or heat sources.
- Use protective gloves when handling the product to prevent skin irritation.
Conclusion
The Comma EF400M Engine Flush offers vehicle owners a reliable, efficient solution for maintaining engine cleanliness and performance. Its dual‑fuel compatibility, powerful cleaning action, and user‑friendly application make it an essential addition to any routine maintenance program aimed at preserving engine health and extending the life of your vehicle.
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Category
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- Oils and other vehicle fluids |
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| Tags | 400 ml Comma EF400M Engine |
| Identifiers | |
| Brand | ![]() Comma is a contemporary fashion brand that creates stylish and affordable clothing for women. The brand is known for its contemporary and on-trend designs, and its focus on quality and affordability. |
| Model | Comma EF400M |
| MPN | Comma EF400M |
| ID | 10437429 |
| Dimensions / Weight | |
| Key Features | |

