Wix 49902 Engine Air Filter - Primary or Secondary

WIX HD Engine Air Filter 49902

The WIX HD Engine Air Filter 49902 is built for heavy-duty air filtration in compatible Ford Super Duty applications. It uses enhanced cellulose media and a panel-style design to help maintain clean airflow for the engine while supporting OEM air filter change intervals.

Key Features

• Enhanced cellulose media for dependable engine air filtration
• Panel-style air filter design for the factory airbox
• Closed inner diameter top for a precise fit in the housing
• Polyurethane and corrosion-resistant end caps for durability
• Expanded metal body construction for added strength
• Laboratory-tested to ISO 5011 standards with minimum 99.9% contaminant removal based on WIX HD filter testing

Detailed Description

WIX 49902 is an HD engine air filter engineered for Ford F-250 Super Duty and Ford F-350 Super Duty models from 2011-2016. The filter media is stabilized to help maintain pleat shape where applicable, while the durable end-cap and body construction are intended to hold up in demanding service conditions. For buyers searching for a Ford F-250 Super Duty air filter or Ford F-350 Super Duty engine air filter, this part number provides a direct replacement option for the listed applications. This part cross-references Motorcraft (e.g., FA1901, FA1902) for the same application.

What It Helps Address

• Restricted airflow caused by a dirty or loaded engine air filter
• Dust and road debris entering the intake system
• Reduced filtration performance during normal service intervals
• Premature wear from contaminated intake air
• Fitment issues when replacing the factory-style panel filter

Installation Notes and Tips

Fits 2011-2016 Ford F-250 Super Duty, N/A. Fits 2011-2016 Ford F-350 Super Duty, N/A. Confirm the airbox shape and filter dimensions before installation: 14.079 inches long, 6.758 inches wide, and 4.123 inches high. Replace the filter at the OEM-recommended service interval or sooner if operating in dusty or severe-duty conditions.

Quality Assurance

WIX HD air filters are built with premium filtration media and durable construction materials to support consistent service in heavy-duty use. ISO 5011 laboratory testing is cited by the manufacturer for contaminant removal performance, and the 49902 is recommended for OEM air filter change intervals.