Emission Systems
availability
Heated Oxygen Sensor
GM
12597989
DTS. Lucerne. 4.6L. This part requires programming and/or special setup procedures GM Service Information describes the procedures and...
$120.74
MSRP $160.98
Save $40.24
25% Off 
Exhaust Gas Recirculation (EGR) Valve Kit with Gasket
GM
19210658
Without zr1. 5.7L, 1993-97, manual trans. Buick. Cadillac. 5.7l. Chevrolet. 5.7l. 5.7L, 1993-97, auto trans. This GM Genuine Part is...
$142.55
MSRP $190.07
Save $47.52
25% Off 
Heated Oxygen Sensor
GM
19355308
Left. To converter. 5.7L, 1998-02. 4.6L, catalytic converter. All models. 4.6l. Pre & post converter. At converter. Seville. Detects...
$111.35
MSRP $148.46
Save $37.11
25% Off 
Heated Oxygen Sensor
GM
19178936
Cavalier, Sunfire. 2.2l. Rear, 2.2L. 2.2L, pre converter. Detects oxygen content in the exhaust gases to help optimize emissions
This GM...
$55.02
MSRP $73.36
Save $18.34
25% Off 
Sensor
GM
55496258
Cruze, Cruze Limited. 2.0l. Downstream. Exhaust temp sensor. Position 3.
$72.86
MSRP $97.14
Save $24.28
25% Off 
Secondary Air Injection Pump Pipe
GM
55567470
Without diesel 1.8L. Air pipe. Helps maintain controlled air flow to proper air injection components
This GM Genuine Part is designed,...
$346.02
MSRP $461.36
Save $115.34
25% Off 
Exhaust Temperature Sensor
GM
12683487
6.6L diesel, egr valve & related components, 2017-19, upper, rear. Exhaust temp sensor. 6.6l. Position 2. 6.6L diesel, sensors, at exh...
$60.56
MSRP $80.74
Save $20.18
25% Off 
Multi-Purpose Nut
GM
11588835
2.5L. 1.2L turbo, front section. 1.3L turbo, front section, awd. 1.3L turbo, front section, fwd. 1.8L, center and rear. 2007-08. 1.6L....
$0.51
MSRP $0.68
Save $0.17
25% Off 
Heated Oxygen Sensor
GM
19178747
Detects oxygen content in the exhaust gases to help optimize emissions
This GM Genuine Part is designed, engineered, and tested to...
$82.68
MSRP $110.24
Save $27.56
25% Off 
Passenger Side Positive Crankcase Ventilation (PCV) Tube
GM
12655014
3.0L twin-turbo, small. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$25.73
MSRP $34.30
Save $8.57
25% Off 
Fluid Pipe
GM
87831177
3.0L diesel, emission reduction system, Escalade ESV.
$104.69
MSRP $139.58
Save $34.89
25% Off 
Exhaust Temperature Sensor
GM
55495855
2017-20, egr valve & related components, catalytic converter, upper. Express, savana. 2.8l diesel. Position #1. Canyon, Colorado. 2.8l...
$64.14
MSRP $85.52
Save $21.38
25% Off 
Vapor Canister
GM
84821498
Helps reduce harmful pollutants from entering the atmosphere
Captures fuel vapors to be re-burned in the engine
Manufactured to GM...
$218.27
MSRP $291.02
Save $72.75
25% Off 
Air Injection Valve
GM
12619126
4.6L. Helps prevent exhaust from entering air pump
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is...
$299.36
MSRP $399.14
Save $99.78
25% Off 
Oxygen Sensor
GM
19211437
Detects oxygen content in the exhaust gases to help optimize emissions
This GM Genuine Part is designed, engineered, and tested to...
$26.07
MSRP $34.76
Save $8.69
25% Off 
Filler Pipe
GM
86791264
3.0L diesel emission reduction system. Filler pipe.
$115.19
MSRP $153.58
Save $38.39
25% Off 
Temp Sensor
GM
40009349
Position 2. 3.0L diesel, sensors, position 1. 3.0L diesel, 2023-26. Suburban. 3.0l diesel. Tahoe. 3.0l diesel. Position 1...
$78.95
MSRP $105.27
Save $26.32
25% Off 
Intercooler Bypass Valve Vacuum Tank
GM
12653856
2.0L turbo. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$277.79
MSRP $370.38
Save $92.59
25% Off 
Secondary Air Injection Check Valve Pipe
GM
22925262
3.6L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$95.34
MSRP $127.12
Save $31.78
25% Off 
Emission Reduction Fluid Exhaust Front Pipe Injector Supply Pipe
GM
84593739
2017-20, emission reduction system.
$487.58
MSRP $541.76
Save $54.18
10% Off 
Vacuum Hose
GM
12656519
3.6L twin-turbo, wastegate system, #3.
$86.33
MSRP $115.10
Save $28.77
25% Off 
Positive Crankcase Ventilation (PCV) Hose
GM
12619363
2.4L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$33.87
MSRP $45.16
Save $11.29
25% Off 
Fluid Pipe
GM
85693476
3.0L diesel emission reduction system.
$163.70
MSRP $218.26
Save $54.56
25% Off 
Vacuum Hose
GM
12656521
3.6L twin-turbo, wastegate system, #4.
$82.60
MSRP $110.13
Save $27.53
25% Off 
Air Tube
GM
12662882
3.0L twin-turbo, wastegate system, bypass valve, rear.
$44.74
MSRP $59.65
Save $14.91
25% Off 
Secondary Air Injection Pump with Bracket
GM
12630667
Regal. Cobalt. 2.2l. Air injection system, 2009-10. Impala. 2.4l. Helps maintain controlled air flow to proper air injection components...
$252.65
MSRP $336.86
Save $84.21
25% Off 
Vapor Canister
GM
84106552
Silverado, sierra. 8 ft. box. Helps reduce harmful pollutants from entering the atmosphere
Captures fuel vapors to be re-burned in the...
$263.00
MSRP $350.66
Save $87.66
25% Off 
Exhaust Gas Recirculation (EGR) Valve Pipe
GM
12586606
3.5L, wagon. Malibu, Malibu Maxx. 3.5l. 3.5L, sedan. G6. 3.5l. 2nd design. This GM Genuine Part is designed, engineered, and tested to...
$48.02
MSRP $64.03
Save $16.01
25% Off 
Nitrogen Oxide Sensor Kit with Sensor and Clips
GM
12671388
Nitrogen oxide. Sierra, silverado. Rear. 6.6L diesel, egr valve & related components. 2010-16, egr valve & related components. Nox...
$501.42
MSRP $557.13
Save $55.71
10% Off 
Oxygen Sensor
GM
12721346
4.3, 5.3, 6.2L. Silverado, sierra. 6.2l. Upstream. Right. Escalade. 6.2l. Suburban. 6.2l. Tahoe. 6.2l. Yukon XL. 6.2l. 6.2L. without...
$50.27
MSRP $67.02
Save $16.75
25% Off 
Heated Oxygen Sensor
GM
19178930
Detects oxygen content in the exhaust gases to help optimize emissions
This GM Genuine Part is designed, engineered, and tested to...
$103.70
MSRP $138.26
Save $34.56
25% Off 
Nitrogen Oxide Sensor with Clips
GM
19302360
NOX Sensor. 6.6L diesel 2015-16 egr valve & related components. This part requires programming and/or special setup procedures GM...
$357.35
MSRP $476.46
Save $119.11
25% Off 
Exhaust Gas Re-Circulation (Egr) Valve Spacer Plate Gasket
GM
12337952
$3.14
MSRP $4.18
Save $1.04
24.9% 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....
$64.38
MSRP $85.84
Save $21.46
25% Off 
Vapor Canister Purge Valve with Bracket
GM
96800400
Aveo, Aveo5. G3. Controls vapor flow from canister to engine
$68.25
MSRP $91.00
Save $22.75
25% Off 
Vapor Canister Vent Hose
GM
84628059
Filler pipe. double cab. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$85.61
MSRP $114.14
Save $28.53
25% Off 
Evaporative Emission Pipe
GM
93357393
Rear. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$110.25
MSRP $147.00
Save $36.75
25% Off 
Secondary Air Injection Pipe
GM
12604516
Air injection system, 3.5L. Helps maintain controlled air flow to proper air injection components
$62.17
MSRP $82.89
Save $20.72
25% Off 
Exhaust Gas Recirculation (EGR) Pipe Gasket
GM
97303656
EGR Valve To Intake. Straight Bolt Pattern. All models. 6.6l. To cooler. Upper. Center. This GM Genuine Part is designed, engineered,...
$14.06
MSRP $18.74
Save $4.68
25% Off 
Rear Oxygen Sensor
GM
19355312
Corvette. Post-converter. Suburban 3500hd.
$132.89
MSRP $177.18
Save $44.29
25% 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!