ATP Parts RA-53 Cabin Air Filter

ATP RA-53 Cabin Air Filter

The ATP Parts Premium Line RA-53 is a carbon activated cabin air filter for select Audi applications. It is built to trap airborne particles before they enter the passenger compartment and to reduce common outside odors such as diesel fumes.

Premium Line Carbon Filtration

ATP Parts Premium Line focuses on cabin air filtration with activated carbon media and a static electrical charge that helps capture contaminants in the HVAC airflow. The RA-53 is a practical choice for drivers looking for cleaner air inside the vehicle, especially in Audi A4, A4 Quattro, A6, and related models.

• Activated carbon media helps absorb outside odors entering through the vents
• Static charge helps trap airborne particles before they reach the cabin
• Cabin air filter for HVAC systems
• Fits select Audi A4, A4 Quattro, A6, A6 Quattro, S4, S6, RS4, RS6, and Allroad Quattro applications
• Cross-references Gates 24765 for the same application

Fitment Details

• Fits 2009 Audi A4, N/A; Media: Activated Carbon; Vent Filter Under Dash; Premium Line
• Fits 2009 Audi A4 Quattro, N/A; Media: Activated Carbon; Vent Filter Under Dash; Premium Line
• Fits 2004-2009 Audi S4, N/A; Media: Activated Carbon; Premium Line
• Fits 2002-2008 Audi A4, N/A; Media: Activated Carbon; Premium Line
• Fits 2002-2008 Audi A4 Quattro, N/A; Media: Activated Carbon; Premium Line
• Fits 2007-2008 Audi RS4, N/A; Media: Activated Carbon; Premium Line
• Fits 2005 Audi A6 Quattro, N/A; Media: Activated Carbon; W/ Odour And Harmful Substance Filtering; 300X205X30; Allroad; Premium Line
• Fits 2001-2005 Audi Allroad Quattro, N/A; Media: Activated Carbon; Premium Line
• Fits 2001-2004 Audi A6, N/A; Media: Activated Carbon; Premium Line
• Fits 2001-2004 Audi A6 Quattro, N/A; Media: Activated Carbon; Premium Line
• Fits 2003-2004 Audi RS6, N/A; Media: Activated Carbon; Premium Line
• Fits 2002-2003 Audi S6, N/A; Media: Activated Carbon; Premium Line
• Fits 2002 Audi S4, N/A; Media: Activated Carbon; W/ Odour And Harmful Subtance Filtering3; 300X205X30; From WAUZZZ8EZ2-000001; Premium Line
• Fits 1998-2000 Audi A6, N/A; Media: Activated Carbon; W/ Odour And Harmful Substance Filtering; 300X205X30; From PROD. #: 4b-X-045 001; Premium Line
• Fits 1998-2000 Audi A6 Quattro, N/A; Media: Activated Carbon; W/ Odour And Harmful Substance Filtering; 300X205X30; From PROD. #: 4b-X-045 001; Premium Line

Common Problems It Can Address

• Dust and fine debris entering the HVAC system
• Unpleasant outside odors coming through the vents
• Reduced cabin air freshness in Audi A4 and Audi A6 platforms
• Routine cabin filter service on vehicles with activated carbon filtration

Installation Notes

Verify the vehicle year, model, and notes before ordering. This filter is listed for specific Audi applications with activated carbon media, and some fitments include under-dash or odor-filtering notes that should match the original configuration. Replace the cabin air filter at the interval recommended for the vehicle or sooner if airflow drops or odors increase.

Quality Assurance

ATP Parts Premium Line cabin air filters are built for direct-fit HVAC service on the listed Audi applications. The RA-53 is engineered to meet the filtration needs shown in the fitment data and to support cleaner air delivery through the cabin ventilation system.