Buy OEM 2019 Mazda Part # BPD418861A9U (BPD-418-861A-9U). Oxygen Sensor (Rear). 1.8 liter, at center pipe. Protege; 1.8L; Rear. Oxygen Sensor - Repair or Replace A failed Oxygen Sensor will

Oxygen Sensor.
Oxygen Sensor.

Oxygen Sensor

Fits Protege

1.8 liter, at center pipe. Protege; 1.8L; Rear.
Oxygen Sensor - Repair or Replace
A failed Oxygen Sensor will often have no noticeable symptoms beyond a check engine light, but it does cause your 2019 Mazda to operate inefficiently and produce higher emissions. Our technicians have access to manufacturer-approved repair processes and Mazda genuine parts.