Emission Modules & Control Units
2011-2014 Mazda 2 - Oxygen Sensor
Mazda
ZYE9-18-8G1
Air-Fuel Ratio Sensor. Mazda2. Upper.
$323.41
MSRP $449.27
Save $125.86
28% Off 
2024 Mazda CX-90 - Lower Oxygen Sensor
Mazda
PXEP-18-861
CX-90. 2.5l. Downstream. CX-70. 2.5l.
$274.55
MSRP $381.40
Save $106.85
28% Off 
1997-2002 Mazda Millenia - Oxygen Sensor
Mazda
KL61-18-861A-9U
Millenia. 2.5l. No. 3. 2.5L, front pipe, front.
$639.72
2004-2008 Mazda RX-8 - Oxygen Sensor
Mazda
N3H3-18-861B-9U
RX-8. Rear. Air pump and sensors, manual trans.
$246.28
MSRP $301.88
Save $55.60
18.4% Off 
1994-2005 Mazda - Oxygen Sensor
Mazda
ZZP3-18-861
B4000. Stamped #F85F9G444DA. 3.0L, rear. B3000. 4.0L. 6 cylinder, 3.0L. Stamped #F75F9G444DB.
$137.25
MSRP $165.80
Save $28.55
17.2% Off 
Oxygen Sensor
Mazda
1F20-18-860
Stamped #F85F9G444AB. Stamped #F85F-9G444-AB.
$73.92
MSRP $88.01
Save $14.09
16% 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.
$306.86
MSRP $426.29
Save $119.43
28% Off 
2009-2010 Mazda 6 - Oxygen Sensor
Mazda
CA09-18-861
Mazda6. 3.7l. Lower.
$146.64
MSRP $179.74
Save $33.10
18.4% Off 
2009-2011 Mazda Tribute - Oxygen Sensor
Mazda
ZZD1-18-861
Upper. 2.5L.
$83.94
MSRP $99.96
Save $16.02
16% Off 
2006-2008 Mazda 6 - Oxygen Sensor
Mazda
L394-18-861A
Mazda6. 2.3l. Lower. Manual trans. 2.3L, without turbocharger. Exc.Calif.
$154.97
MSRP $189.96
Save $34.99
18.4% Off 
2010-2011 Mazda 3 - Oxygen Sensor
Mazda
LF3T-18-8G1
Air-Fuel Ratio Sensor. Mazda3. 2.0l. Front. 2.0L without skyactiv, california.
$216.47
MSRP $265.33
Save $48.86
18.4% Off 
2001-2005 Mazda Miata - Oxygen Sensor
Mazda
BP6G-18-861C-9U
Miata mx5. Rear. Without turbo.
$288.54
MSRP $400.83
Save $112.29
28% Off 
1999-2009 Mazda - Oxygen Sensor
Mazda
ZZR2-18-861
B4000. 4.0L. Stamped #F88F9F472BA. Stamped #xl3f-9f472-ba. B3000. Front. Left.
$69.23
MSRP $81.26
Save $12.03
14.8% Off 
1995-1998 Mazda Protege - Oxygen Sensor
Mazda
Z501-18-861A-9U
Protege. 1.5l. Federal. Rear.
$142.80
MSRP $175.03
Save $32.23
18.4% Off 
2010-2012 Mazda CX-7 - Oxygen Sensor
Mazda
L556-18-861A
CX-7. 2.5L.
$240.20
MSRP $294.42
Save $54.22
18.4% Off 
1999-2000 Mazda Miata - Oxygen Sensor
Mazda
BP4X-18-861A-9U
Federal, front. Miata mx5. #18-861B (no.2)
$226.64
MSRP $277.80
Save $51.16
18.4% Off 
2009 Mazda CX-7 - Oxygen Sensor
Mazda
L33L-18-8G1D-9U
Air-Fuel Ratio Sensor.
$233.97
MSRP $286.80
Save $52.83
18.4% Off 
1997-2000 Mazda Miata - Oxygen Sensor
Mazda
BP3B-18-86Z-9U
Exc.Calif. Miata mx5. Rear. Federal.
1999-2001 Mazda Protege - Oxygen Sensor
Mazda
ZM02-18-861A
$261.39
MSRP $320.39
Save $59.00
18.4% Off 
Oxygen Sensor
Mazda
LFL8-18-861-9U
Mazda3. 2.0l. Rear. To 11/24/06. 2.0l, federal, to 11/06.
$268.59
MSRP $329.22
Save $60.63
18.4% Off 
2018-2024 Mazda CX-5 - Oxygen Sensor
Mazda
PYFB-18-86Z
2.5L, engine compartment. CX-5. 2.5l. Rear. Without turbo.
$231.28
MSRP $283.49
Save $52.21
18.4% Off 
2001-2002 Mazda Millenia - Oxygen Sensor
Mazda
KL1E-18-861A
$204.39
MSRP $250.53
Save $46.14
18.4% Off 
2000-2002 Mazda 626 - Oxygen Sensor
Mazda
KLS6-18-861B
2.5L, front pipe, rear. Calif.
$148.04
MSRP $181.46
Save $33.42
18.4% Off 
2004-2005 Mazda Miata - Oxygen Sensor
Mazda
BP8J-18-861B-9U
Miata mx5. Front. With turbo.
$270.33
MSRP $331.35
Save $61.02
18.4% Off 
Oxygen Sensor
Mazda
JE46-18-86Z-9U
3.0l. Auto trans. MPV.
$168.52
MSRP $206.56
Save $38.04
18.4% Off 
2010-2011 Mazda Tribute - Ft Oxygen Sensor
Mazda
ZZDL-18-861
3.0L.
$126.93
MSRP $153.33
Save $26.40
17.2% Off Sensor Soot
Mazda
SHYJ-18-7E0
Soot sensor. CX-5. 2.2l diesel.
$462.70
MSRP $642.77
Save $180.07
28% Off 2001-2005 Mazda Miata - Oxygen Sensor
Mazda
BP6F-18-861B-9U
Miata mx5. Front. Without turbo.
$285.32
MSRP $396.36
Save $111.04
28% Off 
2000-2002 Mazda 626 - Oxygen Sensor
Mazda
FS1G-18-861A
626, MX-6. 4 cyl. On exhaust manifold. All. 2.0L, federal, front. Exc.Calif.
$129.36
MSRP $156.27
Save $26.91
17.2% Off 1995-1997 Mazda Protege - Oxygen Sensor
Mazda
BPD3-18-861A-9U
Protege. 1.8l. 1.8L, at front pipe.
$206.50
MSRP $253.12
Save $46.62
18.4% Off 2004-2005 Mazda 3 - Oxygen Sensor
Mazda
LF68-18-861B-9U
Exc.Calif.
$181.55
MSRP $222.52
Save $40.97
18.4% Off 
1999-2001 Mazda Protege - Oxygen Sensor
Mazda
ZM03-18-861A-9U
Protege. 1.6l. Front. 1.6L, except california. All.
$247.29
MSRP $303.12
Save $55.83
18.4% Off 
2006-2015 Mazda MX-5 Miata - Oxygen Sensor
Mazda
LFG2-18-861B-9U
Miata mx5. Rear.
$266.30
MSRP $326.41
Save $60.11
18.4% Off 
2011-2015 Mazda - Oxygen Sensor
Mazda
CA41-18-861
top of manifold.
#18-861A (OEM Catalog)
$125.21
MSRP $151.25
Save $26.04
17.2% Off Oxygen Sensor
Mazda
ZZM8-18-861
6 cylinder, 4.0L. Navajo. Stamped #F47F9F472CA.
$66.78
MSRP $78.40
Save $11.62
14.8% Off Oxygen Sensor
Mazda
KL56-18-861-9U
Without turbo. 6 cyl. On exhaust manifold. 626, MX-6. 6 cyl. Front. California.
$148.38
MSRP $181.87
Save $33.49
18.4% Off 
1995-2002 Mazda Millenia - Oxygen Sensor
Mazda
KJ04-18-861B-9U
Millenia. 2.3l. No. 4. 2.3L, rear manifold, lower.
$201.88
MSRP $247.46
Save $45.58
18.4% Off 
2004-2007 Mazda - Oxygen Sensor
Mazda
LF66-18-861C-9U
Front. Mazda5. Mazda3. 2.3l. California. Mazda3. 2.0l. Federal.
$169.62
MSRP $207.91
Save $38.29
18.4% Off Oxygen Sensor
Mazda
FSC6-18-861A-9U
626, MX-6. 4 cyl. On exhaust manifold. 2.0L, to manifold, auto trans.
$104.60
2006 Mazda 5 - Oxygen Sensor
Mazda
L3K2-18-861
To 11/01/2005.
$270.65
MSRP $331.74
Save $61.09
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