Emission Systems
Vapor Canister Harness Service Valve
GM
19316228
City Express. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$6.37
MSRP $7.58
Save $1.21
16% Off 
Heated Oxygen Sensor
GM
12675980
Pre-catalyst. Upstream. Upper. Envision. 2.0l. Bank 1 sen 1. Traverse. 2.0l. Front. 2.0L turbo. This part requires programming and/or...
$72.13
MSRP $103.04
Save $30.91
30% Off 
Multi-Purpose Bolt
GM
11611692
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$56.27
MSRP $80.38
Save $24.11
30% Off 
Vapor Canister
GM
23304687
Volt. Helps reduce harmful pollutants from entering the atmosphere
Captures fuel vapors to be re-burned in the engine
This GM Genuine...
$318.57
MSRP $379.24
Save $60.67
16% Off 
Exhaust Temperature Sensor
GM
12623114
Helps provide accurate temperature detection
Heat and vibration resistant for operating efficiently
$104.93
MSRP $149.88
Save $44.95
30% Off 
Emission Reduction Fluid Front Inlet Pipe Assembly
GM
84389464
6.6L diesel, emission reduction system, 2017-19, front. This GM Genuine Part is designed, engineered, and tested to rigorous standards...
$342.87
MSRP $489.82
Save $146.95
30% Off 
Canister Hose
GM
85745686
5.3 & 6.2L, #1. 6.2L, #1, Escalade ESV.
$90.54
MSRP $129.34
Save $38.80
30% Off 
Evaporative Emission Front Hose
GM
84850439
1.5, 2.0L, 1.5L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$79.90
MSRP $114.14
Save $34.24
30% Off 
Heated Oxygen Sensor
GM
12596740
Hummer H3. 3.5l, 3.7l. Rear. 3.5 & 3.7L. This part requires programming and/or special setup procedures GM Service Information describes...
$79.18
MSRP $113.11
Save $33.93
30% Off 
Vapor Canister Purge Solenoid Valve
GM
12656577
Volt. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$45.29
MSRP $56.76
Save $11.47
20.2% Off 
Vent Hose
GM
86551528
Awd. Fwd. Traverse. 2.5l. Acadia. 2.5l.
$35.98
MSRP $51.40
Save $15.42
30% Off 
Heated Oxygen Sensor
GM
12701634
1.5L turbo. Malibu. 1.5l. With high output. Spark. 1.5, 2.0L, 1.5L. Equinox, Terrain. 1.5l. This part requires programming and/or...
$90.10
MSRP $128.72
Save $38.62
30% Off 
Vapor Canister Purge Tube
GM
12678817
Canister & sensors, 3.0L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$66.51
MSRP $83.33
Save $16.82
20.2% Off 
Positive Crankcase Ventilation (PCV) Hose
GM
12620302
2.4L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$6.01
MSRP $8.58
Save $2.57
30% Off 
Positive Crankcase Ventilation (PCV) Tube
GM
12634292
3.0L, foul air. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$13.52
MSRP $19.32
Save $5.80
30% Off 
Nitrogen Oxide Sensor
GM
40009339
3.0L diesel, sensors, 2021-24. Upper. Escalade. 3.0l diesel. Suburban. 3.0l diesel. Tahoe. 3.0l diesel. NOX Sensor. Yukon. 3.0l diesel.
$139.17
MSRP $198.82
Save $59.65
30% Off 
Exhaust Gas Recirculation (EGR) Valve
GM
55510043
Modulates the flow of exhaust gas into the intake manifold to help reduce nitrogen oxide (NOx) emissions
$158.76
MSRP $226.80
Save $68.04
30% Off 
Exhaust Temperature Sensor
GM
12683525
6.6L diesel, egr valve & related components, 2017-19, lower. Exhaust temp sensor. 6.6l. Position 5. 6.6L diesel, sensors, at muffler &...
$55.45
MSRP $79.22
Save $23.77
30% Off 
Exhaust Gas Recirculation (EGR) Valve
GM
17113589
5.7L, all. 5.7L, 1998-02. Modulates the flow of exhaust gas into the intake manifold to help reduce nitrogen oxide (NOx) emissions
$174.16
MSRP $248.82
Save $74.66
30% Off 
Heated Oxygen Sensor
GM
12634061
This part requires programming and/or special setup procedures GM Service Information describes the procedures and special tools needed...
$62.62
MSRP $89.46
Save $26.84
30% Off 
Positive Crankcase Ventilation (PCV) Hose Fitting Seal
GM
12605720
2.0L turbocharged. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$6.48
MSRP $9.26
Save $2.78
30% Off 
Heated Oxygen Sensor
GM
12657188
This part requires programming and/or special setup procedures GM Service Information describes the procedures and special tools needed...
$45.18
MSRP $62.86
Save $17.68
28.1% Off 
Heated Oxygen Sensor
GM
92457789
Rear. SS. 6.0L. This part requires programming and/or special setup procedures GM Service Information describes the procedures and...
$65.73
MSRP $93.90
Save $28.17
30% Off 
Secondary Air Injection Shut-Off and Check Valve
GM
12636249
A.i.r. Pump, 3.6L. ATS. 3.6l. Left. Helps prevent exhaust from entering air pump
$230.57
MSRP $329.38
Save $98.81
30% Off 
Vapor Canister
GM
85158838
Enclave. 3.6L. Acadia. Traverse Limited.
$241.51
MSRP $354.35
Save $112.84
31.8% Off 
Exhaust Temperature Sensor
GM
55499758
2.8L turbo diesel, egr valve & related components, catalytic converter, lower. Helps provide accurate temperature detection
Heat and...
$58.72
MSRP $83.88
Save $25.16
30% Off 
Heated Oxygen Sensor
GM
12594452
This part requires programming and/or special setup procedures GM Service Information describes the procedures and special tools needed...
$78.97
MSRP $112.82
Save $33.85
30% Off 
Secondary Air Injection Pump with Bracket
GM
55568068
Cruze, Cruze Limited. 1.8l. Without diesel, 1.8L. Helps maintain controlled air flow to proper air injection components
This GM Genuine...
$274.09
MSRP $391.56
Save $117.47
30% Off 
Emission Reduction Fluid Tank Filler Vent Hose
GM
84168991
6.6L diesel, emission reduction system, 2017-19, upper. This GM Genuine Part is designed, engineered, and tested to rigorous standards...
$54.31
MSRP $68.05
Save $13.74
20.2% Off 
Heated Oxygen Sensor
GM
12610969
4.6. STS, STS-v. 4.6l. SRX. Rear. 4.6l. Without chrome exhaust. This part requires programming and/or special setup procedures GM...
$123.17
MSRP $175.98
Save $52.81
30% Off 
Vapor Canister Solenoid
GM
84613096
Silverado, Sierra 2500 HD. Crew cab. Short box. Silverado, Sierra 3500 HD. 6.6L gas, 6.9ft box. Controls fresh air flow to the canister...
$78.88
MSRP $112.68
Save $33.80
30% Off 
M5x1.8x20 Multi-Purpose Bolt
GM
11611226
2.0L turbo. 1.3l turbo, cvt. 1.2L. 2019. Fastens vehicle's components together
This GM Genuine Part is designed, engineered, and tested...
$10.67
MSRP $12.65
Save $1.98
15.7% Off 
Vapor Canister Bracket
GM
84113689
4.3, 5.3, 6.2L. 2.7L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$97.09
MSRP $121.62
Save $24.53
20.2% Off 
Nitrogen Oxides Sensor
GM
24001908
1.6L, sensors. This part requires programming and/or special setup procedures. GM Service Information describes the procedures and...
$495.28
MSRP $707.54
Save $212.26
30% Off 
Multi-Purpose Clamp
GM
11611503
3.0L twin-turbo, intake mounted. 4.2L twin-turbo, front section. 1.2L, upper. Rear cooling, upper hose. This GM Genuine Part is...
$19.89
MSRP $24.93
Save $5.04
20.2% Off 
Nitrogen Oxides Sensor
GM
55515865
1.6L, sensors. Nox. Position 2. Detects the nitrogen oxide content of the exhaust to help optimize emissions
Manufactured to GM OE...
$498.13
MSRP $711.62
Save $213.49
30% Off 
Exhaust Temperature Sensor
GM
19418987
6.6L diesel, egr valve & related components, 2015-16, at turbo exh pipe. This part requires programming and/or special setup procedures....
$60.38
MSRP $86.26
Save $25.88
30% Off 
Exhaust Temperature Sensor
GM
19418988
Express, savana. 6.6l diesel. Position #1. 2010-16, egr valve & related components, at turbo exh pipe. This part requires programming...
$49.85
MSRP $71.22
Save $21.37
30% Off 
Heated Oxygen and Exhaust Temperature Sensor Lead Protector
GM
19316343
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$50.33
MSRP $59.93
Save $9.60
16% Off 
No results found. Here are some helpful search tips:
- Search by a part name. Example: water pump.
- Be less specific. Example: brake instead of ceramic brake.
- Remove information such as make, year or model.
- Can't find the part you are looking for? Contact us and we'll find it for you!