Original MANN-FILTER Interior Filter CUK 3858 – Pollen filter with active charcoal – For passenger cars
Filter type: Activated Carbon Filter Height [mm]: 27Length [mm]: 374Width [mm]: 166
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MANN‑FILTER Interior Filter CUK 3858 – Pollen Filter with Active Charcoal
The Original MANN‑FILTER Interior Filter CUK 3858 is a high‑performance cabin air filter designed specifically for passenger cars. It combines advanced pollen filtration technology with an active charcoal layer to deliver clean, fresh air inside the vehicle’s interior.
Key Features and Benefits
- Pollen Filtration: The filter’s core media captures airborne pollen, dust, and other fine particles, reducing allergens that can irritate passengers.
- Active Charcoal Layer: Integrated activated carbon adsorbs odors, gases, and volatile organic compounds (VOCs), ensuring the cabin air remains odor‑free and healthy.
- High Airflow Capacity: Designed to maintain optimal airflow through the HVAC system without compromising filtration efficiency.
- Durable Construction: The filter housing is engineered for long service life, resisting moisture and temperature variations typical in automotive environments.
- Easy Installation: Fits standard MANN‑FILTER mounting brackets found on most passenger cars, allowing quick replacement without special tools.
Applications and Compatibility
The CUK 3858 is engineered for a wide range of passenger vehicles. It is commonly used in:
- MERCEDES‑BENZ models – from compact cars to larger sedans, ensuring cabin air quality across the brand.
- VW and Audi vehicles – compatible with many front‑wheel drive and all‑wheel drive configurations.
- Other passenger car brands that employ MANN‑FILTER interior filter systems, such as BMW, Ford, and Toyota.
Installation Guide
- Locate the Cabin Air Filter Compartment: Typically found behind the glove box or under the dashboard on the passenger side.
- Remove the Old Filter: Open the compartment cover, slide out the existing filter, and discard it safely.
- Insert the New CUK 3858: Align the filter with the airflow direction arrow and slide it into place until it clicks or locks securely.
- Reassemble the Compartment: Close the cover and ensure it is sealed properly to prevent dust ingress.
- Check Airflow: Start the vehicle’s HVAC system to confirm that air flows smoothly through the new filter.
Performance Specifications
| Parameter | Specification |
|---|---|
| Filter Type | Pollen + Active Charcoal |
| Airflow Resistance (Pa) | Low – ensures efficient HVAC operation |
| Material Composition | High‑grade cellulose media with activated carbon core |
| Dimensions | Standard size for most passenger cars (exact dimensions vary by model) |
| Service Life | Up to 12,000 km or 12 months – depending on driving conditions and cabin usage |
Maintenance Tips
- Inspect the filter every 6–8 months if you drive in dusty or polluted environments.
- Replace the filter after prolonged exposure to heavy traffic, construction sites, or when noticeable odor reduction is required.
- Avoid using compressed air to clean the filter; this can damage the media and reduce effectiveness.
Why Choose MANN‑FILTER CUK 3858?
The MANN‑FILTER Interior Filter CUK 3858 stands out for its proven ability to maintain cabin air quality in diverse driving conditions. Its dual filtration system—combining pollen capture with active charcoal odor removal—provides a comprehensive solution that protects passengers from allergens and harmful gases.
With a reputation for reliability across multiple automotive brands, the CUK 3858 is a trusted choice for vehicle owners who prioritize clean, healthy interior air without compromising on performance or ease of maintenance.
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 23.48 EUR  25.27 EUR  19.60 EUR  24.68 EUR |
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| Tags | Filter cuk Mann-filter Cabin Active Carbon Vehicle type Filter with active charcoal Protection from harmful gases Harmful gases |
| 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 CUK 3858 |
| MPN | Mann Filter CUK 3858 |
| ID | 7011371 |
| Dimensions / Weight | |
| Key Features | |
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