WIX Racing Filters WA10721 Corrugated Style Primary Air Filter

The WIX Racing Filters WA10721 is a corrugated style primary air filter engineered for heavy-duty filtration performance. Featuring premium filtration media with skip-a-pleat media stabilization and pleat stabilization beads, this filter is built to deliver consistent, reliable protection across OEM-recommended air filter change intervals.

Key Features:

• High-Efficiency Filtration: Laboratory tested per ISO 5011 standards with a minimum efficiency of 99.9% contaminant removal
• Skip-A-Pleat Media Stabilization: Maintains pleat geometry under varying air flow conditions for consistent performance
• Pleat Stabilization Beads: Prevents pleat collapse and ensures maximum filter media surface area is utilized
• Durable Construction: Polyurethane and/or high-strength corrosion-resistant end caps combined with an expanded metal body provide long-lasting durability
• Corrugated Style Design: Optimized primary air filter geometry for effective dust and debris separation
• OEM Change Interval Compatible: Designed to meet or exceed OEM air filter replacement schedules

The WA10721 is part of WIX's trusted HD Air Filter line, a brand with decades of filtration expertise across automotive, commercial, and racing applications. Cross-references include WIX part numbers 46664, 42803, 46761, and 46433.