Autopart International 1900-522198 Air Fuel Ratio Sensor

The Autopart International 1900-522198 is a direct-fit air fuel ratio sensor designed to monitor the oxygen content in your vehicle's exhaust stream. This sensor provides critical feedback to the engine control module (ECM) to optimize the air-fuel mixture for maximum efficiency, performance, and emissions control.

Key Features:

• Direct replacement for worn or failed original equipment sensor
• Monitors exhaust oxygen content for precise fuel mixture control
• Helps maintain optimal fuel economy and reduce harmful emissions
• Engineered to meet or exceed OE specifications for reliable performance
• Pre-gapped and ready to install for simplified replacement

Air fuel ratio sensors are essential components of modern engine management systems, working continuously to ensure your engine runs efficiently. A failing sensor can trigger check engine lights, reduce fuel economy, and cause poor engine performance. This replacement sensor restores proper engine management system functionality.