Bosch 16443 Premium OE Direct Fit Oxygen Sensor

The Bosch 16443 is a premium original equipment-type oxygen sensor designed to monitor exhaust gas oxygen content and optimize engine performance. This direct-fit replacement sensor delivers precise readings to the engine control unit, enabling optimal air-fuel mixture calibration for maximum catalytic converter efficiency and reduced emissions.

Key Features:

• 4-wire heated sensor design for faster activation and improved accuracy
• Direct-fit OE connector for easy plug-and-play installation
• Pre-coated threads with anti-seize compound included
• Thread-in mounting style for secure installation
• 30.5 inch overall length from sealing surface to connector end
• Subjected to 1,000°C functional testing for reliability
• Robust construction designed to withstand extreme temperatures and engine vibration

Bosch invented the automotive oxygen sensor and remains the world's leading supplier of O2 sensors to original equipment manufacturers. A properly functioning oxygen sensor is critical for maintaining fuel economy, reducing emissions, and protecting the catalytic converter from premature failure. This premium sensor features Bosch's patented connector system that provides superior protection against water contamination while delivering the precision performance expected from genuine Bosch engineering.