Bosch 11023 Premium Oxygen Sensor 4-Wire Heated Upstream O2 Sensor

The Bosch 11023 is a premium oxygen (O2) sensor featuring OE-quality construction and direct-fit design for select Chrysler, Dodge, Jeep, and Plymouth vehicles. This 4-wire heated upstream sensor uses advanced zirconia ceramic element technology to monitor exhaust oxygen content and provide real-time feedback to the engine control unit, ensuring optimal air-fuel ratio control for improved fuel economy, reduced emissions, and proper catalytic converter function.

Key Features:

• Double laser-welded stainless steel body provides superior protection against contamination and exhaust damage
• Seared protection tube appearance indicates 100% functional quality testing performed at the factory
• Pre-coated threads with anti-seize compound for easier installation right out of the box
• Fast-acting heater element allows sensor to reach operating temperature within seconds
• True direct-fit OE connector and wiring harness included for plug-and-play installation
• Performance meets or exceeds OE specifications

Bosch invented the automotive oxygen sensor in the late 1960s and has produced over 1 billion sensors worldwide. As the world's leading original equipment manufacturer of oxygen sensors, Bosch brings decades of engineering expertise to every sensor produced. The 11023 is designed to restore accurate air-fuel ratio control, helping to eliminate check engine lights related to sensor performance, improve fuel economy, and reduce harmful exhaust emissions.