Emission Modules & Control Units
availability
2011-2015 Mazda - Oxygen Sensor
Mazda
CA41-18-861
top of manifold.
#18-861A (OEM Catalog)
$126.71
MSRP $153.06
Save $26.35
17.2% Off 
Exhaust Gas Temperature (Egt) Sensor
Mazda
SH3P-18-7G0
Location-Catalytic Converter. Front. Exhaust temp sensor. CX-5. 2.2l diesel. No.3.
$224.90
MSRP $275.67
Save $50.77
18.4% Off Exhaust Gas Temperature (Egt) Sensor
Mazda
SHY5-18-7E0
Location-Catalytic Converter. Rear. Exhaust temp sensor. CX-5. 2.2l diesel. No.4.
$138.09
MSRP $169.27
Save $31.18
18.4% Off Nitrogen Oxide Sensor
Mazda
SHY1-18-7E0B
CX-5. 2.2l diesel. No.1. NOX Sensor.
$502.12
MSRP $697.53
Save $195.41
28% Off 
2005-2011 Mazda Tribute - Oxygen Sensor
Mazda
ZZC3-18-860
Lower. Rear. 3.0L. Tribute. 2.3l. No. 2. Upper.
$74.20
MSRP $88.35
Save $14.15
16% Off 
2006-2008 Mazda 6 - Oxygen Sensor
Mazda
AJF6-18-861A
Mazda6. 3.0l. Rear. 3.0L, lower.
$104.31
MSRP $124.21
Save $19.90
16% Off 
2019 Mazda CX-5 - Sensor
Mazda
SH9P-18-8G1A
2.2L diesel, upper.
$301.13
MSRP $418.31
Save $117.18
28% Off 
1995-1996 Mazda Millenia - Oxygen Sensor
Mazda
TA36-18-861B-9U
2.5L, rear manifold. Millenia. 2.5l. No. 3.
$627.88
2010-2013 Mazda 3 - Oxygen Sensor
Mazda
L541-18-861A
2.0L without skyactiv. Mazda3. 2.0l. Rear. Without skyactiv-g engine. 2.5L.
$190.05
MSRP $232.94
Save $42.89
18.4% Off 
2013-2025 Mazda CX-5 and 2019-2023 Mazda CX-9 Lower Rear Oxygen Sensor
Mazda
PE02-18-86ZA
CX-9. Lower. 2.5L turbo, engine compartment. 2.0L, engine compartment. CX-5. 2.5l. Rear. With turbo.
$245.44
MSRP $300.84
Save $55.40
18.4% Off 
2024 Mazda CX-90 - Upper Oxygen Sensor
Mazda
PXEN-18-8G1
Air-Fuel Ratio Sensor. CX-90. 2.5l. Upstream. CX-70. 2.5l.
$229.20
MSRP $280.94
Save $51.74
18.4% Off 
2004-2009 Mazda 3 - Oxygen Sensor
Mazda
LF69-18-861D-9U
Mazda3. 2.3l. California. Rear. Mazda3. 2.0l.
$254.44
MSRP $311.88
Save $57.44
18.4% Off 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 
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.
$130.91
MSRP $158.14
Save $27.23
17.2% Off 
2010-2011 Mazda 3 - Oxygen Sensor
Mazda
LF8R-18-8G1A
Exc.Calif. Air-Fuel Ratio Sensor. Mazda3. 2.0l. Front. 2.0L without skyactiv, federal.
$227.01
MSRP $278.25
Save $51.24
18.4% Off 
1999-2001 Mazda Protege - Oxygen Sensor
Mazda
ZM03-18-861A-9U
Protege. 1.6l. Front. 1.6L, except california. All.
$250.25
MSRP $306.75
Save $56.50
18.4% Off 2004-2009 Mazda 3 - Oxygen Sensor
Mazda
LF63-18-8G1B-9U
Air-Fuel Ratio Sensor. Mazda3. 2.3l. California. Front. Mazda3. 2.0l.
$272.80
MSRP $378.95
Save $106.15
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
2001-2002 Mazda Millenia - Oxygen Sensor
Mazda
FS2V-18-861B
$202.26
MSRP $247.92
Save $45.66
18.4% Off 
2004-2008 Mazda RX-8 - Oxygen Sensor
Mazda
N3H3-18-8G1A
RX-8. Front. Manual trans.
$259.07
MSRP $359.89
Save $100.82
28% 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 
2009-2011 Mazda Tribute - Oxygen Sensor
Mazda
ZZD1-18-861
Upper. 2.5L.
$83.94
MSRP $99.96
Save $16.02
16% Off 
1999-2001 Mazda Protege - Oxygen Sensor
Mazda
ZM02-18-861A-9U
Protege. 1.6l. Rear. 1.6L, except california.
$248.80
MSRP $304.96
Save $56.16
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 
2016-2018 Mazda - Oxygen Sensor
Mazda
PY8W-18-86Z
CX-9. Lower. CX-5. 2.5l. Downstream. 2.5L non turbo, 2017.
$257.98
MSRP $358.37
Save $100.39
28% Off 
2024 Mazda CX-90 - Upper Oxygen Sensor
Mazda
H301-18-8G1
Air-Fuel Ratio Sensor. CX-90. 3.3l. Upstream. CX-70. 3.3l.
$263.11
MSRP $322.50
Save $59.39
18.4% Off 
1996-1998 Mazda MPV - Oxygen Sensor
Mazda
JE97-18-861A-9U
MPV. 4wd. Rear, 4wd.
$234.04
MSRP $286.88
Save $52.84
18.4% Off 1996-1998 Mazda MPV - Oxygen Sensor
Mazda
JE96-18-861A-9U
MPV. 2wd. Rear, 2wd.
$234.03
MSRP $286.86
Save $52.83
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 
2018-2024 Mazda CX-5 - Oxygen Sensor
Mazda
PYFB-18-86Z
2.5L, engine compartment. CX-5. 2.5l. Rear. Without turbo.
$234.06
MSRP $286.89
Save $52.83
18.4% Off 
2004-2006 Mazda MPV - Oxygen Sensor
Mazda
AJ95-18-861-9U
From 10/01/03. MPV. Front. Upper. Preconverter.
$193.00
MSRP $236.57
Save $43.57
18.4% Off 2002-2006 Mazda MPV - Oxygen Sensor
Mazda
AJ53-18-861A-9U
Postconverter. MPV. Rear. Lower. All.
$206.35
MSRP $252.93
Save $46.58
18.4% Off 
2006-2008 Mazda MX-5 Miata - Oxygen Sensor
Mazda
LFG1-18-8G1A
Air-Fuel Ratio Sensor. Miata mx5. Front.
$279.19
MSRP $387.84
Save $108.65
28% Off 
2012-2013 Mazda 3 - Oxygen Sensor
Mazda
PE08-18-86ZA
2.0L with skyactiv. Mazda3. 2.0l. Rear. With skyactiv-g engine.
$188.89
MSRP $231.52
Save $42.63
18.4% Off 
2000-2002 Mazda 626 - Oxygen Sensor
Mazda
KLS7-18-861B
2.5L, converter. Calif. 626, MX-6. 6 cyl. On converter.
$165.77
MSRP $203.18
Save $37.41
18.4% Off 
2008-2010 Mazda 5 - Oxygen Sensor
Mazda
LF5G-18-861A
Mazda5. From 11/1/05. Rear.
$226.17
MSRP $277.23
Save $51.06
18.4% Off Oxygen Sensor
Mazda
F8G8-18-861-9U
Without turbo. 626 & MX-6.
$136.80
MSRP $165.25
Save $28.45
17.2% Off Oxygen Sensor
Mazda
ZZM0-18-861
Exc.Calif. Stamped #E97F9F472AA. 4 cylinder, federal.
$50.14
MSRP $58.86
Save $8.72
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