Emission Modules & Control Units
1998-2000 Mazda 626 - Oxygen Sensor
Mazda
KLG4-18-861A
2.5L, front pipe, upper. Exc.Calif.
$57.75
MSRP $80.90
Save $23.15
28.6% Off 
2002-2004 Mazda MPV - Oxygen Sensor
Mazda
AJ55-18-861
To 10/01/03.
$152.12
MSRP $220.52
Save $68.40
31% Off 
2000-2002 Mazda 626 - Oxygen Sensor
Mazda
FS1K-18-861B
626, MX-6. 4 cyl. On exhaust pipe. 2.0L, all, rear. Calif.
$123.12
MSRP $178.47
Save $55.35
31% Off 
1997-2000 Mazda Millenia - Oxygen Sensor
Mazda
KLL5-18-861B
Location-In Front of Catalytic Converter.
$196.33
MSRP $284.59
Save $88.26
31% Off 2004-2006 Mazda MPV - Oxygen Sensor
Mazda
AJD6-18-861-9U
From 10/01/03. MPV. Rear. Upper. Preconverter.
$182.02
MSRP $263.86
Save $81.84
31% Off 
2011-2015 Mazda - Oxygen Sensor
Mazda
L5D9-18-86ZC
Mazda5. Rear. Mazda3. 2.5l.
$156.31
MSRP $226.57
Save $70.26
31% Off 
2012-2015 Mazda 5 - Oxygen Sensor
Mazda
L5E2-18-8G1
Air-Fuel Ratio Sensor. Mazda5. Front.
$183.05
MSRP $265.33
Save $82.28
31% Off 
Oxygen Sensor
Mazda
KLD8-18-861-9U
626, MX-6. 6 cyl. On exhaust manifold. Front. Federal. 2.5L, california. All. 2.5L, on manifold, rear.
$142.29
MSRP $206.26
Save $63.97
31% Off 
2012-2013 Mazda 3 - Oxygen Sensor
Mazda
PE08-18-86ZA
2.0L with skyactiv. Mazda3. 2.0l. Rear. With skyactiv-g engine.
$157.83
MSRP $228.78
Save $70.95
31% Off 
1995-2002 Mazda Millenia - Oxygen Sensor
Mazda
KJ01-18-861A-9U
Millenia. 2.3l. No. 1. 2.3L, front manifold, upper.
$176.66
MSRP $256.08
Save $79.42
31% Off 
1994-2005 Mazda - Oxygen Sensor
Mazda
ZZP1-18-861
Stamped #F88F9F472BA. B4000. 4.0L. 2.3L, front. B2300. B3000. Stamped #F78F9F472BA.
$43.41
MSRP $60.81
Save $17.40
28.6% Off 
2006-2008 Mazda 6 - Oxygen Sensor
Mazda
L395-18-8G1
Mazda6. 2.3l. Upper. Auto trans. Calif. Air-Fuel Ratio Sensor.
$197.25
MSRP $285.93
Save $88.68
31% Off 
2003-2008 Mazda 6 - Oxygen Sensor
Mazda
AJ58-18-861B
Mazda6. 3.0l. Rear. 3.0L, upper.
$85.87
MSRP $122.88
Save $37.01
30.1% Off Oxygen Sensor
Mazda
KLC7-18-861B-9U
626, MX-6. 6 cyl. On exhaust manifold. Rear. Federal. 2.5L, california. All. 2.5L, on manifold, front.
$176.84
MSRP $256.33
Save $79.49
31% Off 2001-2002 Mazda Millenia - Oxygen Sensor
Mazda
FS2V-18-861B
$171.03
MSRP $247.92
Save $76.89
31% Off 1998-1999 Mazda 626 - Oxygen Sensor
Mazda
FSD9-18-861A
626, MX-6. 4 cyl. On exhaust manifold. All. Calif.
$57.75
MSRP $80.90
Save $23.15
28.6% Off Exhaust Gas Temperature (Egt) Sensor
Mazda
SH2R-18-7G0
Location-Catalytic Converter. Front. Exhaust temp sensor. CX-5. 2.2l diesel. No.2.
$180.64
MSRP $261.85
Save $81.21
31% 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.
$252.59
MSRP $382.79
Save $130.20
34% Off 
2007-2009 Mazda CX-7 - Oxygen Sensor
Mazda
L33L-18-8G1E-9U
2.3L. CX-7. Front.
$197.85
MSRP $286.80
Save $88.95
31% Off Oxygen Sensor
Mazda
G609-18-861-9U
B2000, B2200. With fuel injection.
$216.73
MSRP $314.17
Save $97.44
31% Off 
2001-2002 Mazda Millenia - Oxygen Sensor
Mazda
KL1C-18-861-9U
2.5L, front manifold.
$173.08
MSRP $250.88
Save $77.80
31% Off 
2006-2008 Mazda 6 - Oxygen Sensor
Mazda
L397-18-861A
Mazda6. 2.3l. Lower. Auto trans. Rear. Calif.
$138.68
MSRP $201.02
Save $62.34
31% Off Nitrogen Oxide Sensor
Mazda
SHY1-18-7E0B
CX-5. 2.2l diesel. No.1. NOX Sensor.
$454.82
MSRP $689.25
Save $234.43
34% Off Oxygen Sensor
Mazda
KLC8-18-861A-9U
626, MX-6. 6 cyl. On exhaust pipe. Front. California.
$138.43
MSRP $200.66
Save $62.23
31% Off 1998-2001 Mazda 626 - Oxygen Sensor
Mazda
KLM7-18-861
On converter. 2.5L, converter. Exc.Calif. 626, MX-6. 4 cyl. On exhaust pipe. Federal.
$53.40
MSRP $74.80
Save $21.40
28.6% Off 
2008-2010 Mazda 5 - Oxygen Sensor
Mazda
LF5G-18-861A
Mazda5. From 11/1/05. Rear.
$188.98
MSRP $273.94
Save $84.96
31% Off 
1995-2009 Mazda - Oxygen Sensor
Mazda
ZZP2-18-861
4.0L. Stamped #f6tf9g444ca. B2300. Stamped f8tf9g444ca. B3000. Rear. Stamped #f8tf-9g444-ca. Stamped #F57F9G444CA. Stamped #f7tf9g444ca....
$145.34
MSRP $210.67
Save $65.33
31% Off 1995-1996 Mazda Millenia - Oxygen Sensor
Mazda
TA36-18-861B-9U
2.5L, rear manifold. Millenia. 2.5l. No. 3.
$178.38
MSRP $258.57
Save $80.19
31% Off Oxygen Sensor
Mazda
KLD4-18-861A-9U
626, MX-6. 6 cyl. On exhaust pipe. Rear. California. 2.5L, federal.
$159.18
MSRP $230.75
Save $71.57
31% Off 
2009-2011 Mazda Tribute - Oxygen Sensor
Mazda
ZZDM-18-861
2.5L.
$97.45
MSRP $139.44
Save $41.99
30.1% Off 2001-2002 Mazda Millenia - Oxygen Sensor
Mazda
KL1E-18-861A-9U
2.5L, front pipe, rear.
$154.04
MSRP $223.30
Save $69.26
31% Off 
1995-2005 Mazda - Oxygen Sensor
Mazda
ZZMJ-18-861
Stamped #f5wf9f472ba. Stamped #F77F9F472BA. Stamped #f5wf9f4724ba. B2500. Front.
$38.14
MSRP $53.42
Save $15.28
28.6% Off 1997-2002 Mazda Millenia - Oxygen Sensor
Mazda
KLL5-18-861B-9U
Millenia. 2.5l. No. 1. 2.5L, front manifold.
$186.88
MSRP $270.89
Save $84.01
31% 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.
$404.84
MSRP $613.52
Save $208.68
34% Off 
2016-2018 Mazda CX-3 - Oxygen Sensor
Mazda
P54A-18-8G1
Air-Fuel Ratio Sensor. CX-3. Upper. Engine compartment.
$188.63
MSRP $273.44
Save $84.81
31% Off Oxygen Sensor
Mazda
ZZM0-18-861
Exc.Calif. Stamped #E97F9F472AA. 4 cylinder, federal.
$42.02
MSRP $58.86
Save $16.84
28.6% Off 
1995-1998 Mazda - Oxygen Sensor
Mazda
ZZN1-18-860
Stamped #F75F9G444DB.
$115.52
MSRP $165.30
Save $49.78
30.1% Off Oxygen Sensor
Mazda
ZZMK-18-861
Stamped #f4zf9f472bb. B2300. Front.
$106.29
MSRP $152.09
Save $45.80
30.1% Off 
1999-2000 Mazda Protege - Oxygen Sensor
Mazda
FP49-18-861-9U
Protege. 1.8l. Front.
$177.10
MSRP $256.72
Save $79.62
31% Off 
2001-2003 Mazda - Oxygen Sensor
Mazda
FS7N-18-861-9U
Protege. 2.0l. Front.
$173.42
MSRP $251.38
Save $77.96
31% Off 
1998-2009 Mazda - Oxygen Sensor
Mazda
ZZR1-18-861
Stamped #xl3f9f472aa. B3000. Stamped #F85F9G444DA. B2300. 2.3L, rear. 3.0L, front.
$68.13
MSRP $97.49
Save $29.36
30.1% Off 
2003-2008 Mazda 6 - Oxygen Sensor
Mazda
AJ57-18-861B
Mazda6. 3.0l. Front. 3.0L, upper.
$152.95
MSRP $221.71
Save $68.76
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