Emission Modules & Control Units
Heated Oxygen Sensor
GM
12597947
3.6L. Acadia, Acadia Limited. Outlook. Vue. 3.5l. Enclave, Traverse. Vue Hybrid. G6. Rear. 2.4l. Left. 2.4L, 1st design. This part...
$97.62
MSRP $175.90
Save $78.28
44.5% Off 
F (S)Sensor
GM
19355317
Secondary. 2.4l. Secondary. 3.1l. 1996-98, 4 cylinder, at converter. 4 cylinder, #2. Exhaust pipe. 6 cylinder.
$82.51
MSRP $148.66
Save $66.15
44.5% Off 
Heated Oxygen Sensor
GM
19178961
ACDelco Heated Oxygen Sensor (Part Number: 19178961) is a heated oxygen (O2) sensor assembly that detects oxygen content in exhaust...
$70.97
MSRP $127.89
Save $56.92
44.5% Off 
Heated Oxygen Sensor
GM
12589380
ACDelco Heated Oxygen Sensor (Part Number: 12589380) is a heated oxygen (O2) sensor (position 1) designed to detect oxygen content in...
$140.42
MSRP $256.48
Save $116.06
45.3% Off 
Heated Oxygen Sensor
GM
12665061
ACDelco Heated Oxygen Sensor (Part Number: 12665061) is a pre-catalyst heated oxygen sensor that measures exhaust oxygen content to...
$51.41
MSRP $90.20
Save $38.79
43% Off 
Heated Oxygen Sensor
GM
12679935
ACDelco Heated Oxygen Sensor (Part Number: 12679935) is a heated pre-catalyst oxygen sensor that measures oxygen content in exhaust...
$61.23
MSRP $96.76
Save $35.53
36.7% Off 
Oxygen Sensor
GM
19211437
ACDelco Oxygen Sensor (Part Number: 19211437) is an exhaust oxygen sensor that detects oxygen content in exhaust gases to support...
$20.86
MSRP $34.76
Save $13.90
40% Off 
Nitrogen Oxides Sensor
GM
55515864
ACDelco Nitrogen Oxides Sensor (Part Number: 55515864) is a factory-grade NOx sensing device used to detect nitrogen oxide content in...
$385.17
MSRP $706.74
Save $321.57
45.5% Off 
Heated Oxygen Sensor
GM
12622643
Lucerne. 3.9L. This part requires programming and/or special setup procedures GM Service Information describes the procedures and...
$98.20
MSRP $176.94
Save $78.74
44.5% Off 
Heated Oxygen Sensor
GM
12643708
GM Genuine Parts Heated Oxygen Sensor (Part Number: 12643708) is an OEM post-catalyst heated oxygen sensor (HO2S) engineered to GM...
$46.11
MSRP $80.90
Save $34.79
43% Off 
Nitrogen Oxides Sensor
GM
24001917
ACDelco Nitrogen Oxides Sensor (Part Number: 24001917) is an emissions sensor manufactured to GM OE specifications to detect nitrogen...
$177.76
MSRP $324.68
Save $146.92
45.3% Off 
Heated Oxygen Sensor
GM
12576131
ACDelco Heated Oxygen Sensor (Part Number: 12576131) is a heated oxygen sensor (position 1) that measures oxygen content in the...
$59.60
MSRP $107.40
Save $47.80
44.5% Off 
Heated Oxygen Sensor
GM
12592591
All models. 4.2l. Front. This part requires programming and/or special setup procedures GM Service Information describes the procedures...
$45.55
MSRP $79.91
Save $34.36
43% Off 
Exhaust Temperature Sensor
GM
12683487
ACDelco Exhaust Temperature Sensor (Part Number: 12683487) is an exhaust gas temperature sensor positioned in the exhaust system to...
$46.02
MSRP $80.74
Save $34.72
43% Off 
Oxygen Sensor
GM
89017722
ACDelco Oxygen Sensor (Part Number: 89017722) is an OEM-recommended sensor that detects oxygen content in the exhaust stream to...
$95.73
MSRP $172.49
Save $76.76
44.5% Off 
Heated Oxygen Sensor
GM
25180901
ACDelco Heated Oxygen Sensor (Part Number: 25180901) is a heated O2 sensor assembly used to detect oxygen content in exhaust gases to...
$78.29
MSRP $141.06
Save $62.77
44.5% Off 
Heated Oxygen Sensor
GM
12656543
ACDelco Heated Oxygen Sensor (Part Number: 12656543) Function: Heated downstream oxygen sensor (post-catalyst, Bank 1) that...
$100.26
MSRP $180.64
Save $80.38
44.5% Off 
Heated Oxygen Sensor
GM
12573721
ACDelco Heated Oxygen Sensor (Part Number: 12573721) is a heated O2 sensor that monitors exhaust oxygen to optimize engine combustion...
$73.66
MSRP $132.72
Save $59.06
44.5% Off 
Heated Oxygen Sensor
GM
19353136
Cavalier, Sunfire. 2.2l. Rear, 2.2L. 2.2L, pre converter. Detects oxygen content in the exhaust gases to help optimize emissions
This GM...
$91.58
MSRP $165.01
Save $73.43
44.5% Off 
Upper Nox Sensor
GM
40009361
Silverado, sierra. 3.0l diesel. Position 1-under hood. 3.0L diesel, 2023-26. Suburban. 3.0l diesel. Upper. Tahoe. 3.0l diesel. Yukon....
$90.15
MSRP $162.44
Save $72.29
44.5% Off 
Exhaust Temperature Sensor
GM
19418898
ACDelco Exhaust Temperature Sensor (Part Number: 19418898) is an exhaust temperature sensor used to monitor exhaust gas temperatures...
$55.64
MSRP $100.26
Save $44.62
44.5% Off 
Exhaust Temperature Sensor
GM
55491112
ACDelco Exhaust Temperature Sensor (Part Number: 55491112) is an OE exhaust temperature sensor assembly for position 2 in diesel...
$45.84
MSRP $80.42
Save $34.58
43% Off 
Nitrogen Oxides Sensor
GM
24000395
ACDelco Nitrogen Oxides Sensor (Part Number: 24000395) is an NOx sensor that detects nitrogen oxide content in exhaust gases to...
$275.91
MSRP $503.94
Save $228.03
45.2% Off 
Heated Oxygen Sensor
GM
19178938
ACDelco Heated Oxygen Sensor (Part Number: 19178938) is a heated oxygen sensor assembly (3-wire) used to measure exhaust oxygen for...
$73.44
MSRP $132.32
Save $58.88
44.5% Off 
Position 1 Nitrogen Oxide Sensor Adapter
GM
12662658
ACDelco Position 1 Nitrogen Oxide Sensor Adapter (Part Number: 12662658) is a NOx sensor assembly for position 1 that detects nitrogen...
$323.65
MSRP $591.14
Save $267.49
45.2% Off 
Heated Oxygen Sensor
GM
12587096
LaCrosse. 3.6L. This part requires programming and/or special setup procedures GM Service Information describes the procedures and...
$105.37
MSRP $189.85
Save $84.48
44.5% Off 
Heated Oxygen Sensor
GM
12597990
ACDelco Heated Oxygen Sensor (Part Number: 12597990) is an ACDelco oxygen sensor assembly used to detect oxygen content in exhaust...
$60.99
MSRP $109.90
Save $48.91
44.5% Off 
Heated Oxygen Sensor
GM
12671087
ACDelco Heated Oxygen Sensor (Part Number: 12671087) is a factory-grade emission sensor that monitors oxygen content in exhaust gases...
$42.61
MSRP $74.76
Save $32.15
43% Off 
Oxygen Sensor
GM
24576791
2.2L, at manifold, without flexible fuel. S-series. 2.2l. Front. Extended Build Date. 2.2L, post converter. 2.2L, at manifold, all....
$48.93
MSRP $85.84
Save $36.91
43% Off 
Heated Oxygen Sensor
GM
12608663
GM Genuine Parts Heated Oxygen Sensor (Part Number: 12608663) is a heated oxygen sensor (HO2S) that monitors oxygen content in exhaust...
$81.31
MSRP $146.50
Save $65.19
44.5% Off 
Heated Oxygen Sensor
GM
12580827
ACDelco Heated Oxygen Sensor (Part Number: 12580827) is an emissions-sensing oxygen sensor with integral heater used to help manage...
$76.07
MSRP $137.06
Save $60.99
44.5% Off 
Heated Oxygen Sensor
GM
12671088
ACDelco Heated Oxygen Sensor (Part Number: 12671088) is a post-catalyst heated oxygen sensor that detects oxygen content in exhaust...
$42.23
MSRP $74.08
Save $31.85
43% Off 
Rear Nox Sensor
GM
12718742
ACDelco Nitrogen Oxide Sensor (Part Number: 12718742) is an NOx sensor used on diesel engines to monitor NOx emissions and support EGR...
$386.96
MSRP $710.01
Save $323.05
45.5% Off 
Exhaust Temperature Sensor
GM
55495855
GM Genuine Parts Exhaust Temperature Sensor (Part Number: 55495855) is an OE exhaust temperature sensor that measures exhaust gas...
$48.75
MSRP $85.52
Save $36.77
43% Off 
Exhaust Gas Recirculation (EGR) Valve Cooler Temperature Sensor
GM
12675840
ACDelco Exhaust Gas Recirculation (EGR) Valve Cooler Temperature Sensor (Part Number: 12675840) is a temperature sensor used to...
$56.53
MSRP $101.86
Save $45.33
44.5% Off 
Heated Oxygen Sensor
GM
12634085
GM Genuine Parts Heated Oxygen Sensor (Part Number: 12634085) — SENSOR ASM-HTD OXY (PRE-CATALY). Function: Detects oxygen content...
$183.12
MSRP $334.46
Save $151.34
45.2% Off 
Heated Oxygen Sensor
GM
12618010
ACDelco Heated Oxygen Sensor (Part Number: 12618010) is an OE emission-control sensor that detects oxygen content in exhaust gases to...
$62.93
MSRP $113.39
Save $50.46
44.5% Off 
Heated Oxygen Sensor
GM
12608712
G6. Right. Rear. Front. 3.5L. This part requires programming and/or special setup procedures GM Service Information describes the...
$81.87
MSRP $147.53
Save $65.66
44.5% Off 
Heated Oxygen Sensor
GM
12592592
ACDelco Heated Oxygen Sensor (Part Number: 12592592) is a heated O2 sensor that measures oxygen content in the exhaust stream to...
$68.85
MSRP $124.06
Save $55.21
44.5% Off 
Heated Oxygen Sensor
GM
12572707
ACDelco Heated Oxygen Sensor (Part Number: 12572707) is an oxygen sensor with integrated heater that measures oxygen content in the...
$81.45
MSRP $146.77
Save $65.32
44.5% Off 
Oxygen Sensor
GM
12705409
ACDelco F (S)Sensor (Part Number: 12705409) is an emission-related O2 sensor used for exhaust monitoring and engine control feedback....
$53.31
MSRP $93.52
Save $40.21
43% Off 
Heated Oxygen Sensor
GM
19178936
ACDelco Heated Oxygen Sensor (Part Number: 19178936) Type: Heated oxygen (O2) sensor assembly Function: Measures oxygen content...
$41.82
MSRP $73.36
Save $31.54
43% Off 
Heated Oxygen Sensor
GM
12703967
Corvette. Upstream. This part requires programming and/or special setup procedures GM Service Information describes the procedures and...
$68.20
MSRP $122.88
Save $54.68
44.5% Off 
Sensor
GM
40009742
Silverado, sierra. 3.0l diesel. Position 3-chassis rear. 3.0L diesel, 2023-26. 3.0L diesel 2025-26 sensors. Lower. Left. Yukon. 3.0l...
$146.91
MSRP $268.32
Save $121.41
45.2% Off 
Nitrogen Oxides Sensor
GM
24001898
ACDelco Nitrogen Oxides Sensor (Part Number: 24001898) is an OE-spec NOx sensor that detects nitrogen oxide levels in the exhaust...
$161.16
MSRP $294.36
Save $133.20
45.3% Off 
Oxygen Sensor
GM
25319622
Rear. Cavalier, Sunfire. 2.3l. 2.2L, post converter. 2.3L, post converter.
$90.62
MSRP $163.28
Save $72.66
44.5% Off 
Exhaust Temperature Sensor
GM
55499758
ACDelco Exhaust Temperature Sensor (Part Number: 55499758) is an exhaust temperature sensor (position 2) designed to monitor...
$47.81
MSRP $83.88
Save $36.07
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