Wix WA11785 Engine Air Filter

Engine Air Filter Overview

The Wix WA11785 engine air filter is built for Hyundai Elantra applications that need dependable intake filtration in everyday driving. It is a panel-style filter with cellulose media and a phenolic resin treatment for added resistance to moisture exposure.

Key Features

• Panel-style engine air filter for direct air intake service.
• Cellulose media with 30% more media than OES filters.
• Phenolic resin treatment adds durability against moisture ingestion.
• High-tear strength polyurethane seal is used when applicable for temperature resistance.
• Laboratory-tested to ISO 5011 standards with at least 99.5% efficiency, based on Wix 42389.

Detailed Description

Wix WA11785 is a premium panel air filter engineered for normal and severe driving conditions, including stop-and-go traffic, dirt roads, construction areas, short trips, and highway use. Compatible with 2021-2026 Hyundai Elantra, this filter is recommended for OEM air filter change intervals and is designed to maintain consistent airflow protection while capturing airborne contaminants. The WA11785 part number is also referenced as a direct Wix replacement for the same application.

What It Helps Address

• Restricted airflow caused by a dirty or loaded engine air filter.
• Dust and debris entering the intake system during daily driving.
• Moisture-related media breakdown in demanding conditions.
• Reduced filtration performance during stop-and-go or short-trip use.

Installation Notes and Tips

Verify the air filter housing dimensions and compare them to the listed panel size before installation. This filter is a fitment-specific replacement for 2021-2026 Hyundai Elantra applications, so confirm the vehicle year before ordering. The WA11785 should be installed according to the vehicle service procedure for the air cleaner assembly.

Quality Assurance

Wix states that this filter meets ISO 5011 laboratory testing standards and is built for OEM-recommended service intervals. The WA11785 uses enhanced cellulose media and a durable seal design to support consistent filtration performance in normal and severe driving conditions.