WIX Racing Filters 42739 Radial Seal Inner Air Filter

The WIX Racing Filters 42739 is a heavy-duty radial seal inner air filter engineered for demanding applications requiring maximum filtration efficiency and durability. This filter features premium filtration media with skip-a-pleat stabilization technology and pleat stabilization beads that maintain structural integrity under high airflow conditions.

Key Features:

• Premium filtration media delivers 99.9% minimum contaminant removal efficiency per ISO 5011 laboratory testing
• Skip-a-pleat media stabilization prevents filter collapse and maintains consistent airflow
• Pleat stabilization beads ensure uniform spacing and maximize filtration surface area
• Polyurethane or high-strength corrosion-resistant end caps provide superior seal integrity
• Expanded metal body construction ensures long-lasting durability in harsh environments
• Radial seal design prevents unfiltered air bypass for maximum engine protection

Designed for OEM air filter change intervals, the WIX 42739 combines racing-grade filtration technology with heavy-duty construction to protect critical engine components from harmful particulates in commercial, industrial, and high-performance applications.