Opparts XC35409 Cabin Air Filter - Front

Cabin Air Filtration

The ECOGARD XC35409 cabin air filter is built for vehicles that use a particulate filter media and a compact under-dash fitment. It is designed to remove airborne particles while keeping airflow restriction low for everyday HVAC performance.

• Particulate filter media for dust and debris capture
• Constructed with OEM-style materials for a direct replacement fit
• Compact dimensions: 10.63 in. x 3.11 in. x 0.79 in.
• Fits 1997-2005 Buick Park Avenue, front.
• Fits 1998-2004 Cadillac Seville, front.

Fitment Details

Compatible with Buick Park Avenue and Cadillac Seville applications listed above. The ECOGARD XC35409 is a practical choice for drivers looking for a cabin air filter that matches the original material approach used by the vehicle manufacturer. This part number, XC35409, is also referenced by several cross-brand listings for the same application, including Gates 24874 and TYC 800090C3.

Common Replacement Reasons

• Reduced cabin airflow caused by a loaded filter
• Dust, pollen, and other fine particles entering the HVAC system
• Musty or dirty air from an overdue filter change
• Uneven HVAC performance due to restricted filtration

Installation Notes

Fitment notes indicate an under-dash location. One application lists no tools required, while another lists tools required, so verify access before starting. The filter is sized for the listed HVAC openings and should be installed according to the vehicle service procedure.

Quality Assurance

ECOGARD cabin filters are constructed with OEM-matching materials to balance particulate removal and airflow. Part number XC35409 is engineered for the listed applications and follows the same material approach used in original-equipment filtration.