WIX Racing Filters 49973 Radial Seal Inner Air Filter

The WIX Racing Filters 49973 is a heavy-duty radial seal inner air filter engineered to deliver exceptional filtration performance in demanding applications. Designed for use in trucks, heavy equipment, and commercial vehicles requiring dual air filter configurations, this inner air element provides critical engine protection by capturing harmful contaminants before they reach your engine.

Key Features:

• Premium filtration media with skip-a-pleat stabilization for consistent airflow and extended service life
• Pleat stabilization beads maintain uniform spacing and prevent media collapse under high airflow conditions
• Radial seal design ensures positive sealing and prevents bypass of unfiltered air
• Polyurethane and high-strength corrosion-resistant end caps for durability in harsh environments
• Expanded metal body construction provides structural integrity and long-lasting performance
• Laboratory tested per ISO 5011 standards with minimum 99.9% contaminant removal efficiency
• Recommended for OEM air filter change intervals

WIX Racing Filters are trusted by professionals for superior engine protection and reliable performance. This inner air filter works in conjunction with an outer air filter element to provide multi-stage filtration that maximizes engine life and maintains optimal performance in heavy-duty applications.