Bosch is the inventor of the automotive oxygen sensor and the number one choice of car makers around the world. From the first unheated thimble type sensors to today’s revolutionary heated planar and wide-band sensors, Bosch continues to lead the in oxygen sensor technology and innovation. 

It’s no surprise that Bosch Premium Oxygen Sensors are chosen by more car makers and automotive do-it-yourselfers worldwide. Make Bosch Premium Oxygen Sensors your choice for quality and performance.

Bosch oxygen sensor detects the amount of oxygen in a vehicle’s exhaust gases and sends a signal to the engine computer (ECM), which adjusts the air/fuel mixture to the optimal level.

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