Bosch 16143 Premium Oxygen Sensor O2 Sensor Downstream 4-Wire

The Bosch 16143 is a premium original equipment-type oxygen sensor designed to restore optimal engine performance and fuel efficiency. This downstream oxygen sensor monitors the amount of oxygen in your vehicle's exhaust gases and sends precise signals to the engine control unit (ECU) to fine-tune the air/fuel mixture for maximum efficiency and reduced emissions.

Key Features:

• 4-wire design with OEM connector for easy, plug-and-play installation
• Thread-in mounting style for secure fitment
• Includes wiring harness for complete installation
• Original equipment quality from the inventors of the automotive oxygen sensor
• Subjected to rigorous 1,000-degree Celsius functional testing and leak testing
• Patented universal connection system that withstands extreme temperatures and engine vibration
• Fully submersible design protects against water contamination

A failing oxygen sensor can lead to excessive fuel consumption, elevated emissions, reduced catalytic converter life, and poor engine performance. The Bosch 16143 oxygen sensor restores proper engine management function to help you save fuel, reduce harmful emissions, and maintain smooth engine operation. As the world's leading supplier and original equipment manufacturer of oxygen sensors, Bosch delivers the innovation and quality that carmakers worldwide depend on.

Specifications:

• Manufacturer Part Number: 16143
• Sensor Type: Downstream oxygen sensor (after catalytic converter)
• Wire Configuration: 4-wire
• Mounting: Thread-in
• OEM Part Number Cross-Reference: 11788631049, 11788650475
• UPC: 731413613661