Wix 46037 Air Filter

Engine Air Filter for Buick, Cadillac, Chevrolet, Oldsmobile, Pontiac

The Wix 46037 engine air filter is built for direct-fit service on select Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac applications from the early 1980s through 1985. It uses cellulose media and a durable seal design to help maintain clean airflow in normal commuting, stop-and-go traffic, and dusty driving conditions.

Key Features

• Engine air filter with Wix premium panel construction
• Cellulose media with phenolic resin treatment for added moisture resistance
• 30% more media than OES filters, based on Wix product design claims
• High-tear strength polyurethane seal for hot and cold temperature exposure where applicable
• Laboratory-tested to ISO 5011 standards with at least 99.5% efficiency, based on Wix 42389
• CFM rating of 215 for airflow support
• Plastic ends and panel-style construction

Detailed Description

Wix 46037 is an engine air filter for 1982-1985 Buick Century, 1985 Buick Regal, 1985 Cadillac Commercial Chassis, 1985 Cadillac DeVille, 1985 Cadillac Fleetwood, 1982-1985 Chevrolet Celebrity, 1985 Oldsmobile 98, 1982-1985 Oldsmobile Cutlass Ciera, and 1982-1985 Pontiac 6000. The filter measures 2.640 inches high with a 13.875-inch outer diameter and an 11.625-inch inner diameter at the bottom, making it a panel-style replacement for the listed applications. This part cross-references FRAM CA3648 and Purolator AF3381 for the same application.

Common Issues This Filter Helps Address

• Restricted airflow from a dirty or clogged engine air filter
• Excess dust and debris entering the intake system
• Reduced filtration performance during stop-and-go driving
• Moisture-related media breakdown in demanding weather conditions
• Premature service intervals caused by low-capacity filter media

Installation Notes and Tips

Verify the housing dimensions and match the listed fitment before installation. Replace the filter at the OEM air filter change interval or sooner if driving conditions include dirt roads, construction zones, short trips, or heavy traffic. Confirm the filter seats evenly in the air box so the seal closes properly around the perimeter.

Quality Assurance

Wix states this premium panel air filter is tested to ISO 5011 standards and built for dependable engine protection in normal and severe driving conditions. The cellulose media, moisture-resistant treatment, and polyurethane seal are selected to support consistent filtration performance across the listed Buick Century, Chevrolet Celebrity, and Pontiac 6000 applications.