2021 Ford Mustang Oxygen Sensor (Rear, Lower) - JR3Z9G444B | Mid-Tenn Ford Truck Sales Inc., Nashville TN

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2021 Ford Mustang

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Oxygen Sensor (Rear, Lower)
This Fits Your 2021 Ford Mustang

Part Number: JR3Z9G444B
Supersession(s): JR3Z-9G444-B

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Oxygen. Sensor. (RR). Exhaust Gas -. Snsr.
Oxygen Sensor.

Oxygen Sensor

Fits Mustang

5.0 LITER, auto trans. Mustang; Rear; 5.0L; Auto Trans; Left.
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 2021 Ford Mustang to operate inefficiently and produce higher emissions. Our technicians have access to manufacturer-approved repair processes and Ford genuine parts.