Denso 454-4069 Cabin Air Filter

Denso Charcoal Cabin Air Filter for Audi A6

Denso 454-4069 is an OE recommended cabin air filter with premium activated charcoal media. It captures pollen, dust, and other airborne allergens while also helping reduce odors entering the cabin.

Key Features

• Premium activated charcoal filter media
• OE recommended replacement for factory-style service
• Helps remove odors from incoming air
• Captures pollen, dust, and other allergens
• Non-reusable cabin air filter
• Dimensions: 12.3 in. length, 7.88 in. width, 1.2 in. height

Product Details

The Denso Charcoal line focuses on cabin filtration with activated charcoal media for drivers who want cleaner interior air and reduced odor intrusion. This Denso 454-4069 cabin air filter is built for OE-style replacement service and is a direct fit for select Audi applications, including 2006-2008 Audi A6, 2005-2008 Audi A6 Quattro, and 2007-2008 Audi S6. This part cross-references Mann-Filter CUK 3023 for the same application.

What It Helps Address

• Musty or outside odors entering the HVAC system
• Pollen buildup in the passenger compartment
• Dust entering through the cabin air intake
• Allergen exposure during heating and air conditioning use
• Reduced airflow caused by a loaded cabin filter

Installation Notes

Replace the cabin air filter according to the vehicle service schedule or sooner if airflow drops or odors increase. Verify the filter dimensions and vehicle application before installation. For Audi A6, Audi A6 Quattro, and Audi S6 service, confirm the filter orientation matches the HVAC housing before closing the access panel.

Quality Assurance

Denso supplies OE-recommended replacement filtration parts, and this charcoal cabin air filter is built to meet the needs of factory-style HVAC service on select Audi models.