ACDelco AFS73 Professional Oxygen Sensor

The ACDelco AFS73 Professional Oxygen Sensor is a high-quality replacement sensor designed to monitor the oxygen content in your vehicle's exhaust system. This sensor plays a critical role in maintaining optimal engine performance, fuel efficiency, and emissions control by providing real-time data to the engine control module (ECM).

Key Features:

• Direct-fit replacement for specific vehicle applications
• Heated sensor design for faster response and accurate readings
• Durable construction with corrosion-resistant materials
• Precision-engineered to meet OE specifications
• Helps maintain proper air-fuel ratio for optimal combustion
• Reduces harmful emissions and prevents check engine light codes

ACDelco Professional oxygen sensors are manufactured to strict quality standards and undergo rigorous testing to ensure reliable performance. Proper oxygen sensor function is essential for maximizing fuel economy, reducing emissions, and maintaining smooth engine operation. This sensor features a heated element that allows it to reach operating temperature quickly, providing accurate feedback to the ECM even during cold starts.