Mazda 3 Oxygen Sensors
We stock Genuine OEM Mazda Oxygen Sensors for your Mazda 3. Investing in new OEM oxygen sensors can help improve the fuel efficiency and overall performance of your vehicle. These sensors monitor the amount of oxygen in the exhaust system and adjust the fuel-to-air ratio, ensuring your engine runs smoothly and with reduced emissions. Using OEM sensors can ensure a perfect fit and optimal performance for your specific vehicle, leading to improved reliability and longevity. Manufacturer's Warranty Included. Guaranteed Fit. Experts standing by.
Oxygen Sensor
Mazda
LFL8-18-861-9U
Mazda3. 2.0l. Rear. To 11/24/06. 2.0l, federal, to 11/06.
$271.81
MSRP $333.17
Save $61.36
18.4% Off 
Oxygen Sensor
Mazda
L3A1-18-861C-9U
Mazda3. 2.3l. California. Rear.
$150.04
MSRP $183.91
Save $33.87
18.4% Off 
Upper Oxygen Sensor
Mazda
PYRC-18-8G1
Front components, japan built.
$249.38
MSRP $346.44
Save $97.06
28% Off 
2021-2024 Mazda - Oxygen Sensor
Mazda
PX1N-18-8G1
Air-Fuel Ratio Sensor. CX-30. 2.5L turbo, engine compartment. CX-50. Without hybrid. With turbo. Upstream.
$278.87
MSRP $387.39
Save $108.52
28% Off 
2006-2010 Mazda - Oxygen Sensor
Mazda
LFL7-18-8G1C
Air-Fuel Ratio Sensor. Front. Mazda5. Exc.Calif. Mazda3. 2.3l. Federal. Mazda3. 2.0l.
$446.95
MSRP $620.88
Save $173.93
28% Off 
2004-2007 Mazda - Oxygen Sensor
Mazda
LF66-18-861C-9U
Front. Mazda5. Mazda3. 2.3l. California. Mazda3. 2.0l. Federal.
$171.66
MSRP $210.40
Save $38.74
18.4% Off 
2011-2015 Mazda - Oxygen Sensor
Mazda
L5D9-18-86ZC
Mazda5.
Mazda3.
2.5L.
Rear.
#18-861B
$187.07
MSRP $229.30
Save $42.23
18.4% Off 
2018-2024 Mazda - Oxygen Sensor
Mazda
PYFA-18-8G1A
An oxygen sensor (O2 sensor) is a critical component in the exhaust system of modern vehicles equipped with internal combustion engines.
$310.55
MSRP $431.40
Save $120.85
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