Baldwin PA4403 Cabin Air Filter

Overview of Baldwin PA4403 Cabin Air Filter for Mazda Vehicles

The Baldwin PA4403 cabin air filter is designed specifically for select Mazda models, including the Mazda 3, Mazda 3 Sport, and Mazda 5. This filter helps maintain clean air inside the vehicle cabin by effectively trapping dust, pollen, and other airborne contaminants.

• Compatible with Mazda 3, Mazda 3 Sport, and Mazda 5 models
• Replaces Mazda part number BP4K-61-J6X
• Includes one attached gasket on the smaller filter for secure installation
• Dimensions: approximately 235 mm length, 101.6 mm width, and 22.2 mm height
• Requires two filters per application for complete cabin air filtration

Detailed Product Description and Specifications

The Baldwin PA4403 cabin air filter is engineered to fit Mazda automotive HVAC systems precisely. It features an attached gasket on the smaller filter to ensure a tight seal and prevent unfiltered air bypass. The filter measures roughly 9 1/4 inches (235 mm) in length, 4 inches (101.6 mm) in width, and 8 July (22.2 mm) in height, with a second filter dimension slightly smaller at 9 5/16 inches (236.5 mm) by 3 25/32 inches (96 mm). This dual-filter setup is necessary for proper filtration in the specified Mazda models. The PA4403 replaces the original Mazda part number BP4K-61-J6X, making it a direct fit replacement for maintaining the vehicle’s HVAC performance.

Common Applications and Issues Addressed

• Reduces cabin dust and pollen buildup
• Improves air quality inside Mazda 3, 3 Sport, and 5 vehicles
• Helps prevent HVAC system clogging and odors
• Maintains efficient airflow through the ventilation system
• Supports allergen reduction for sensitive passengers

Installation Notes and Tips for Baldwin PA4403

Installation requires replacing two filters per application to ensure full coverage. The attached gasket on the smaller filter should be positioned carefully to maintain a proper seal. It is recommended to consult the vehicle’s service manual for specific cabin air filter replacement procedures on Mazda 3, Mazda 3 Sport, and Mazda 5 models. Regular replacement intervals will help sustain optimal air quality and HVAC system performance.

Quality Assurance and Warranty Information

Baldwin cabin air filters are manufactured to meet or exceed OEM specifications for fit and filtration efficiency. The PA4403 is designed for durability and consistent performance in Mazda vehicles. While specific warranty details are not provided, Baldwin products typically come with a limited warranty against defects in materials and workmanship. For detailed warranty information, refer to Baldwin’s official documentation or contact authorized distributors.