K&N VF8003 Cabin Air Filter

Heavy-Duty Cabin Air Filtration

K&N VF8003 is a reusable cabin air filter built for Volvo heavy-duty applications that use the bunk OEM 20435801 specification. It uses a non-woven synthetic filter media and a polyurethane frame to help clean incoming air while reducing cabin odors and airborne contaminants during long-haul operation.

Key Features

• Non-woven synthetic filter media for cabin air filtration
• Washable and reusable design for serviceable maintenance
• Electrostatically charged media helps capture dust particles
• Polyurethane construction for a durable filter structure
• Recommended replacement interval of 100,000 miles
• 10 year / 1,000,000 mile limited warranty

Product Details

This K&N cabin air filter is engineered as a direct replacement for Volvo bunk HVAC applications that specify OEM 20435801. It is designed to trap mold, mildew, fungus, spores, bacteria, germs, and dust while helping control odors inside the cabin. The VF8003 part number is used across a wide range of Volvo trucks and buses, including VNL, VNM, VHD, VAH, VT, and related models, making it a practical service part for fleet maintenance and cabin air quality restoration. This part cross-references Baldwin PA4681 and Wix 49084 for the same application.

Common Issues It Can Address

• Reduced cabin air quality from dust and airborne debris
• Odors caused by contaminants in the HVAC intake path
• Restricted airflow from a dirty cabin filter
• Frequent replacement needs with disposable filters
• Cabin contamination from mold, mildew, and spores

Installation Notes

Verify the OEM 20435801 application before ordering. Fits 2000-2020 Volvo VNL, N/A; Fits 2000-2018 Volvo VNM, N/A; Fits 2001-2020 Volvo VHD, N/A; Fits 2011-2020 Volvo VAH, N/A; Fits 2006-2010 Volvo VT, N/A. Additional Volvo fitments include FE, WX, WG, WC, WI, WH, VN, VNX, 9700, 9800, and other listed models with bunk filter applications. Replace according to service condition or the recommended interval, and clean the filter as needed before reinstalling.

Quality Assurance

K&N backs the VF8003 with a 10 year / 1,000,000 mile limited warranty. The washable design supports repeated service cycles without replacing the filter element each time.