Wix 42491 Engine Air Filter - Outer

Overview of Wix 42491 Engine Air Filter

The Wix 42491 engine air filter is designed to provide reliable air filtration for heavy-duty applications. Featuring a cellulose media material and metal ends, this air filter supports efficient airflow and engine protection for various vehicle models requiring high-performance air delivery components.

• Class: HC for heavy-duty filtration
• Cubic Feet Per Minute Rating: 1320 CFM for optimal airflow
• Durable metal ends for secure fit and longevity
• Height: 18.5 inches, suitable for specific engine compartments
• Inner diameter bottom: 7.729 inches, outer diameter bottom and top: 12.093 inches
• Media material: Cellulose for effective particulate capture
• Style: Engine air filter designed for air and fuel delivery systems

Detailed Product Description

The Wix 42491 engine air filter is engineered to meet the demands of heavy-duty vehicles requiring consistent air filtration performance. Its cellulose media material efficiently traps dust, dirt, and other airborne contaminants, helping to maintain engine efficiency and longevity. The metal ends provide structural integrity, ensuring the filter maintains its shape and seals properly within the air intake system. With a cubic feet per minute (CFM) rating of 1320, this filter supports adequate airflow necessary for optimal engine combustion and performance.

Compatible Vehicle Applications

This engine air filter is compatible with a range of heavy-duty trucks and commercial vehicles that require a filter with the dimensions and specifications of the Wix 42491. It is commonly used in applications where a height of 18.5 inches and a bottom inner diameter of approximately 7.7 inches are required. For example, it fits certain models of Freightliner, Kenworth, and Peterbilt trucks that specify this part number for their air filtration needs.

Common Issues Addressed by Wix 42491

• Prevents engine damage caused by dust and debris ingestion
• Maintains optimal airflow to improve fuel efficiency
• Reduces engine wear by filtering harmful particles
• Helps avoid clogging in air intake systems
• Supports consistent engine performance under heavy-duty conditions

Installation Notes and Tips

When installing the Wix 42491 engine air filter, ensure the filter is seated properly with the metal ends aligned to the air intake housing. Verify that the filter’s closed top and open bottom dimensions match the vehicle’s specifications. Regular inspection and replacement according to the vehicle manufacturer’s maintenance schedule will help maintain engine performance and longevity.

Quality Assurance and Warranty

Wix filters are manufactured to meet industry standards for heavy-duty filtration. The Wix 42491 undergoes rigorous quality control to ensure durability and filtration efficiency. While specific warranty details are not provided here, Wix typically offers warranties covering defects in materials and workmanship. Consult Wix documentation or your vehicle’s service manual for warranty and replacement guidelines.