Wix 49830 Air Filter - Main

WIX 49830 Engine Air Filter Overview

The WIX 49830 engine air filter is a panel-style replacement built for Chevrolet Camaro, Cadillac ATS, and Cadillac CTS applications. It uses enhanced cellulose media and a polyurethane seal to support dependable airflow control and engine protection in everyday driving, including stop-and-go traffic, short trips, dirt roads, and highway use.

• Panel-style engine air filter for light-duty passenger vehicles
• Enhanced cellulose media with phenolic resin treatment for added moisture resistance
• 30% more media than OES filters, based on manufacturer specification
• High-tear strength polyurethane seal for hot and cold temperature exposure
• Laboratory-tested to ISO 5011 standards with at least 99.5% efficiency, based on Wix 42389
• Part number 49830 for direct replacement lookup

Filter Construction and Fitment

WIX 49830 is an air filter panel measuring 12.375 inches long, 11.05 inches wide, and 1.705 inches high. The closed-top design and cellulose media support a secure fit in the airbox while helping trap airborne contaminants before they reach the engine. This part cross-references ACDelco A3178C for the same application.

Compatible With 2023-2024 Chevrolet Camaro, N/A; 2020-2022 Chevrolet Camaro, N/A; 2016-2018 Chevrolet Camaro, N/A; 2019-2022 Chevrolet Camaro, Main; 2014-2019 Cadillac ATS, N/A; 2014-2019 Cadillac CTS, N/A; 2013 Cadillac ATS, N/A. The WIX 49830 is also a direct OE-style replacement for vehicles originally using OEM part number 20857930, including Chevrolet Camaro and Cadillac ATS/CTS applications.

Common Uses

• Replacing a dirty or restricted engine air filter
• Restoring normal intake airflow in Chevrolet Camaro and Cadillac applications
• Helping reduce dust ingestion during city driving and construction-zone travel
• Supporting engine protection during short-trip and highway operation
• Addressing service intervals called for by OEM maintenance schedules

Installation Notes and Quality Assurance

Verify airbox dimensions and OE part number 20857930 before installation. Confirm the filter seats evenly in the housing and that the seal contacts the airbox perimeter without gaps. For best results, inspect the air intake housing for debris before closing the cover.

WIX specifies this filter for normal and severe driving conditions and recommends it at OEM air filter change intervals. The filter construction is backed by ISO 5011 laboratory testing data cited by the manufacturer.