Wix 49456 Engine Air Filter - Primary

WIX HD Engine Air Filter 49456

The WIX 49456 engine air filter is built for heavy-duty air intake service with premium filtration media and a corrugated style design. It is made for OEM air filter change intervals and supports clean airflow protection in demanding diesel and commercial-duty use.

Key Features

• Premium cellulose filtration media for engine air intake protection
• Corrugated style air filter with pleat stabilization beads
• Skip-a-pleat media stabilization where applicable for added media support
• Plastic ends and a durable high-strength filter construction
• Expanded metal body for long-lasting structural integrity
• Laboratory tested to ISO 5011 with minimum 99.9% contaminant removal

Detailed Description

WIX 49456 is a heavy-duty engine air filter designed around durable construction and high-efficiency filtration. The closed top, 11.36-inch height, 17.35-inch outer diameter top, and 10.68-inch outer diameter bottom reflect a large-format air filter profile commonly used in commercial and diesel intake systems. With cellulose media and reinforced end-cap construction, this filter is built to maintain airflow control while capturing airborne contaminants before they reach the engine.

This part cross-references Baldwin CA5500 and NAPA Gold Filters 9456 for the same application. It is a direct search match for buyers looking for WIX 49456, Wix 49456, or a heavy-duty engine air filter for commercial truck and equipment service. For fitment-based searches, use the vehicle application details provided by the catalog when matching this filter to a specific make and model.

What It Helps Address

• Restricted airflow caused by a dirty or loaded engine air filter
• Dust and debris entering the intake system
• Premature engine wear from inadequate filtration
• Reduced filtration performance during normal service intervals
• Air intake maintenance on heavy-duty diesel and commercial vehicles

Installation Notes and Tips

Verify the filter dimensions, end style, and housing fit before installation. Replace the air filter at the OEM service interval or sooner if operating in dusty conditions. Inspect the air box, sealing surfaces, and intake ducting for dirt buildup before installing the new filter. For vehicle-specific searches, confirm the application against the catalog listing for the exact make and model.

Quality Assurance

WIX states that this HD air filter line is laboratory tested to ISO 5011 standards and built with reinforced materials for durable service. The 49456 is engineered for heavy-duty use and is backed by WIX product quality standards.