1. Product Overview
The KAX Premium Cabin Air Filter CF10381 is engineered to enhance the air quality within your vehicle's cabin. This filter features a dual active carbon layer designed to reduce odors and filter out fine particles, including PM2.5. It is designed for precise fitment and optimal airflow to maintain the efficiency of your vehicle's climate control system.

Image: KAX Premium Cabin Air Filter CF10381, showing its pleated design.
2. Vehicle Compatibility
This KAX Premium Cabin Air Filter CF10381 is a direct replacement for the following vehicle models:
- Hyundai Sonata: 2006-2010
- Hyundai Santa Fe: 2007-2009
- Hyundai Azera: 2006-2008
- Kia Carnival: 2022-2026
- Kia Optima: 2006-2010
Always verify the part number against your vehicle's existing filter or owner's manual to ensure correct fitment.
3. Key Features
- Dual Active Carbon Filtration: Features a high-capacity dual-layer carbon matrix that actively reduces odors and absorbs various airborne contaminants.

Image: Close-up of the activated carbon granules within the filter material.
- High Filtration Efficiency: Achieves up to 99.9% PM2.5 filtration efficiency, effectively capturing dust, soot, pollen, and other airborne particles.

Image: Diagram illustrating the multi-layer filtration system, including activated carbon layers.
- Optimized Airflow Design: Engineered to reduce airflow resistance by 15%, ensuring efficient operation of your vehicle's climate system and improved cooling performance.

Image: Visual representation of air flowing through the filter, demonstrating reduced resistance and improved air circulation.
- Exact OEM Fit: Manufactured to OEM dimensional specifications for 100% compatibility and a tool-free installation process.
4. Installation Instructions
Replacing your cabin air filter is a straightforward process that can typically be completed in under 5 minutes without special tools. Refer to your vehicle's owner's manual for specific glovebox removal instructions if needed.
Installation Video Guide:
Video: Official KAX installation guide for cabin air filters, demonstrating the replacement process.
Step-by-Step Guide:
- Step 1: Open the Passenger Side Glovebox. Locate the glovebox on the passenger side of your vehicle and open it fully.

Image: A person opening the passenger side glovebox to access the filter compartment.
- Step 2: Release the Side Lever. Carefully release any side levers or clips that hold the glovebox in place, allowing it to drop down further or be removed.

Image: Hand releasing a side lever on the glovebox to fully open the compartment.
- Step 3: Pull Out the Old Filter. Locate the cabin air filter housing cover, unclip it, and carefully pull out the old, dirty filter. Note the direction of the airflow arrow on the old filter.

Image: A person removing a used cabin air filter from its housing.
- Step 4: Insert the New Filter. Insert the new KAX cabin air filter into the housing, ensuring the airflow arrow on the filter points in the same direction as the old filter (usually downwards or towards the rear of the vehicle).

Image: A person carefully sliding the new KAX cabin air filter into the filter housing.
- Step 5: Reassemble and Test. Close the filter housing cover, reattach the glovebox levers/clips, and close the glovebox. Start your vehicle and test the HVAC system to ensure proper airflow and function.

Image: Car interior showing the HVAC controls and air vents, indicating fresh air circulation after filter replacement.
5. Operating Instructions
Once the KAX Premium Cabin Air Filter is installed, operate your vehicle's heating, ventilation, and air conditioning (HVAC) system as usual. The filter works continuously to clean the air entering the cabin. No special operating procedures are required beyond regular HVAC system use.

Image: A clean car interior with air flowing from the vents, representing improved air quality.
6. Maintenance
Regular maintenance of your cabin air filter is essential for optimal performance and cabin air quality.
- Replacement Interval: It is recommended to replace your cabin air filter every 12,000 to 15,000 miles or once a year, whichever comes first. Driving in dusty or polluted environments may require more frequent replacement.
- Inspection: Periodically inspect the filter for excessive dirt, debris, or discoloration. A heavily soiled filter can restrict airflow and reduce filtration efficiency.
- Cleaning: This filter is not washable or reusable. Attempting to clean it may damage the filtration media and reduce its effectiveness. Replace with a new filter when necessary.
7. Troubleshooting
If you experience issues after installing your KAX Cabin Air Filter, consider the following:
- Reduced Airflow:
- Ensure the filter is installed correctly and fully seated in its housing.
- Verify the airflow arrow on the filter is pointing in the correct direction.
- Check for any obstructions in the air intake system or within the filter housing.
- Persistent Odors:
- While the filter significantly reduces odors, some strong or persistent odors may require additional investigation of your vehicle's HVAC system (e.g., mold in evaporator core).
- Ensure the filter is not past its recommended replacement interval.
- Unusual Noises:
- Confirm the filter is properly seated and the housing cover is securely closed. Loose components can vibrate.
If problems persist, consult a qualified automotive technician.
8. Specifications
| Attribute | Detail |
|---|---|
| Model Number | CF10381 |
| Material | Advanced Dual-Layer Carbon Shield Technology |
| Length | 9.8 inches (24.9 cm) |
| Width | 8.7 inches (22.1 cm) |
| Height | 1.2 inches (3.0 cm) |
| Shape | Rectangle |
| Washable | No |
| Reusable | No |
| Package Quantity | 1 pcs |
9. Warranty and Support
KAX products are manufactured to high-quality standards. For specific warranty information or technical support, please refer to the documentation included with your purchase or visit the official KAX website. Keep your proof of purchase for any warranty claims.
EU Spare Part Availability Duration: 2 Years