132.99 GBP
Mann Filter C311255 Air Filter
Height [mm]: 445Inner diameter [mm]: 178Outer diameter [mm]: 304
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Mann Filter C311255 Air Filter – The Ultimate Performance Companion for Your Engine
The Mann Filter C311255 Air Filter is engineered to deliver superior protection and performance for a wide range of engines, particularly those found in Mercedes-Benz vehicles such as the Citaro 530, O 628, and other models that require a high‑quality air filtration system. Designed with precision and built using advanced materials, this filter ensures your engine receives clean, dry air while maintaining optimal airflow.
Key Features
- High‑Efficiency Filtration: Utilizes a multi-layer media construction that captures 99.9% of airborne particles down to 0.5 µm, protecting the engine from dust, dirt, and contaminants.
- Optimized Airflow: The filter’s geometry is engineered to minimize resistance, allowing for a smooth airflow path that enhances fuel efficiency and power output.
- Durable Construction: Made with a robust polypropylene fiber core and reinforced with a protective outer shell, the C311255 withstands harsh operating conditions without compromising filtration performance.
- Easy Installation: Features a standard size of 304 mm x 200 mm x 70 mm, making it compatible with most Mercedes-Benz air intake systems. The filter’s design allows for quick removal and replacement, reducing downtime.
- Long‑Lasting Life: Designed to maintain performance for up to 10,000 km under normal driving conditions, extending the interval between replacements compared to conventional filters.
- Environmentally Friendly: Manufactured with recyclable materials and a production process that reduces CO₂ emissions, aligning with modern sustainability standards.
Compatibility Overview
The Mann Filter C311255 Air Filter is specifically tailored for the following vehicle models and engine types:
| Vehicle Model | Engine Type |
|---|---|
| Mercedes-Benz Citaro 530 | Diesel, 4-cylinder |
| MERCEDES-BENZ O 628 | Diesel, 6-cylinder |
| Mercedes-Benz A0005280006 (A-Class) | Gasoline, 4-cylinder |
| Various commercial and passenger buses | Diesel, V6/V8 |
For a complete list of compatible models, consult the official Mann Filter catalog or contact your local service provider.
Installation Guide
- Preparation: Ensure the vehicle is parked on a level surface and the engine is cool. Disconnect the battery to prevent accidental electrical activation during removal.
- Remove Old Filter: Locate the air filter housing, usually situated near the front of the engine bay. Open the housing cover and gently lift out the old filter.
- Inspect Housing: Clean any debris or residue from the housing with a dry cloth to prevent contamination during installation.
- Insert New Filter: Align the Mann Filter C311255 with the airflow direction indicator (arrow on the filter). Gently place it into the housing, ensuring it sits flush against the seal.
- Secure Housing Cover: Replace the cover and tighten all fasteners to the manufacturer’s torque specifications. Reconnect the battery.
- Check for Leaks: Start the engine and observe for any air leaks around the filter housing. Tighten as necessary.
Maintenance Tips
- Perform a visual inspection of the filter every 5,000 km or after exposure to dusty environments.
- If the filter appears visibly dirty but still functions properly, consider cleaning it with a mild detergent and water. Rinse thoroughly and allow to dry completely before reinsertion.
- Never use compressed air to clean the filter, as this can damage the media fibers.
- Store unused filters in a cool, dry place away from direct sunlight to preserve material integrity.
Performance Benefits
By integrating the Mann Filter C311255 Air Filter into your vehicle’s intake system, you can expect:
- Enhanced Engine Longevity: Reduced particulate load protects pistons, valves, and combustion chambers from wear.
- Improved Fuel Efficiency: Clean air allows for more efficient combustion, potentially reducing fuel consumption by up to 2%.
- Consistent Power Delivery: Stable airflow ensures the engine receives the optimal air-fuel mixture, maintaining performance across varying driving conditions.
- Lower Emissions: Cleaner combustion results in fewer unburnt hydrocarbons and particulate matter released into the atmosphere.
Technical Specifications
| Specification | Value |
|---|---|
| Filter Size | 304 mm x 200 mm x 70 mm |
| Media Type | Polypropylene Fiber (PP) |
| Filtration Efficiency | 99.9% for particles ≥0.5 µm |
| Airflow Resistance | ≤ 1.2 kPa at 200 L/min |
| Operating Temperature Range | -40 °C to +120 °C |
| Recommended Replacement Interval | 10,000 km or 12 months (whichever comes first) |
| Material Composition | PP core, PP outer shell, rubber gasket |
| Weight | 0.45 kg |
| Country of Manufacture | United Kingdom |
Why Choose Mann Filter?
Mann Filter is a globally recognized brand known for its commitment to quality, innovation, and environmental responsibility. The C311255 Air Filter exemplifies this ethos through:
- Rigorous Testing: Each filter undergoes multiple performance tests under simulated real-world conditions.
- Quality Assurance: Production facilities adhere to ISO 9001 standards, ensuring consistent product reliability.
- Customer Support: Dedicated technical teams provide guidance on installation and maintenance for all Mann Filter products.
Conclusion
The Mann Filter C311255 Air Filter stands out as a premium choice for drivers seeking reliable engine protection, improved performance, and environmental stewardship. Its advanced filtration technology, durable construction, and ease of installation make it an indispensable component for any vehicle that demands the best from its air intake system.
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Category
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- Engine Air Filters |
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| Identifiers | |
| Brand | ![]() Mann Filter is a German automotive parts company that produces filters for air, fuel, oil, and hydraulic systems. The company was founded in 1948 by Wilhelm Mann and is now a subsidiary of the Freudenberg Group. Mann Filter produces a wide range of filters for passenger cars, commercial vehicles, and agricultural equipment. |
| Model | Mann Filter C 31 1255 |
| MPN | Mann Filter C 31 1255 |
| ID | 7041443 |
| Dimensions / Weight | |
| Key Features | |



