The Oxygen Sensor Rear 31319665 is an essential component for ensuring optimal performance of your vehicle’s exhaust system. Located downstream of the catalytic converter, the rear oxygen sensor monitors the level of oxygen in the exhaust gases after they have passed through the catalytic converter. This sensor plays a crucial role in maintaining fuel efficiency, reducing harmful emissions, and helping the engine control unit (ECU) optimize the fuel-air mixture. If you're experiencing issues such as poor fuel economy, rough engine performance, or a lit check engine light, replacing a faulty rear oxygen sensor can help restore your vehicle's efficiency.

Product Features:

• High-Quality Construction: Made from durable materials designed to handle the high temperatures and pressure in the exhaust system.
• Improved Fuel Efficiency: The sensor sends data to the ECU to adjust the air-fuel ratio, optimizing combustion and improving fuel efficiency.
• Emissions Control: Helps reduce emissions by providing accurate feedback to the ECU, ensuring the catalytic converter operates effectively.
• Fast Response Time: Reacts quickly to changes in exhaust conditions, providing accurate data for continuous engine performance optimization.
• Exact Fit: Direct replacement for the original part, ensuring easy installation without the need for modifications.

Installation Location:

• The Oxygen Sensor Rear is located after the catalytic converter in the exhaust system. It monitors the exhaust gases leaving the catalytic converter and helps in fine-tuning the engine's air-fuel mixture.

Compatible Models:

• 2011-2018 S60
• 2012-2018 V60

Replacing the 31319665 Oxygen Sensor Rear ensures the vehicle's exhaust system continues to work efficiently, improving both fuel economy and emissions control. With a simple replacement, the sensor helps maintain the performance and longevity of your vehicle’s engine and exhaust system.