Wix 46819 Engine Air Filter

WIX HD Engine Air Filter 46819

The WIX 46819 is a heavy-duty engine air filter built for demanding air and fuel delivery service. It uses cellulose filtration media, metal ends, and an outside-in flow path to help maintain clean intake air in applications that call for durable, long-life filtration.

For buyers searching for an engine air filter for Caterpillar equipment, this WIX HD filter is built around premium media and reinforced construction. It is also a direct cross-reference for several aftermarket and OE part numbers, including Baldwin PA4655 and Donaldson P613679.

Key Features

• Heavy-duty engine air filter for air intake service
• Cellulose media for filtration performance
• Metal ends for added durability
• Outside-in flow direction
• 17.125 in. height with 8.050 in. top and bottom outer diameter
• 5.780 in. inner diameter at the bottom
• Laboratory-tested to ISO 5011 standards with minimum 99.9% contaminant removal, based on WIX HD filter testing

Detailed Description

WIX Part Number 46819 is an HD air filter designed for equipment that needs dependable intake filtration under demanding operating conditions. The filter uses cellulose media with metal ends and a reinforced body style to support long service life. WIX states that its HD air filters are recommended for OEM air filter change intervals, making this part a practical choice for scheduled maintenance on Caterpillar equipment and other applications that use the same specification.

This part cross-references Baldwin PA4655 and Donaldson P613679 for the same application. If you are replacing a worn or restricted air filter, WIX 46819 helps restore proper airflow through the intake system while maintaining filtration efficiency.

What It Helps Address

• Restricted engine airflow from a loaded air filter
• Dust and debris entering the intake system
• Reduced filtration performance during service intervals
• Premature wear caused by contaminated intake air
• Maintenance replacement for heavy-duty air filtration service

Installation Notes and Tips

Verify the filter dimensions and cross-reference part numbers before installation. Confirm the housing style, outside-in flow direction, and sealing surfaces match the existing filter. For best results, inspect the air cleaner housing for dirt buildup and replace the filter at the OEM service interval or sooner if operating conditions are severe.

Compatible with Caterpillar applications that specify WIX 46819, including equipment searches for Caterpillar air filter replacement, heavy-duty engine air filter, and OEM-style intake filtration service.

Quality Assurance

WIX HD air filters are built with premium filtration media and reinforced construction features such as metal ends and stabilized pleats where applicable. The filter line is laboratory tested to ISO 5011 standards, with documented minimum efficiency of 99.9% contaminant removal based on WIX reference testing.