Emission Systems
Nitrogen Oxides Sensor
GM
24001918
NOX Sensor. 2.8L turbo diesel egr valve & related components. lower. Detects the nitrogen oxide content of the exhaust to help optimize...
$162.55
MSRP $300.18
Save $137.63
45.8% Off 
Exhaust Gas Recirculation Cooler Temperature Sensor
GM
12677346
Silverado, sierra. 6.6l. Position 2. Temp sensor. Silverado, Sierra 2500 HD. Diesel. Silverado, Sierra 3500 HD. This GM Genuine Part is...
$30.66
MSRP $56.26
Save $25.60
45.5% Off 
Diesel Emissions Reduction Fluid (DEF) Injector
GM
12647372
Silverado, sierra. Express, savana. 6.6l diesel. 6.6L diesel, emission reduction system, 2015-16. This GM Genuine Part is designed,...
$246.85
MSRP $455.85
Save $209.00
45.8% Off 
Vapor Canister
GM
84316430
Malibu. 1.8l. Helps reduce harmful pollutants from entering the atmosphere
Captures fuel vapors to be re-burned in the engine
This GM...
$96.50
MSRP $148.23
Save $51.73
34.9% Off 
Heated Oxygen Sensor
GM
12608662
Impala, Monte Carlo. 3.5l, 3.9l. G6. Left. Rear. 3.5 & 3.9L with flex fuel. Aura. 3.6l. This part requires programming and/or special...
$68.96
MSRP $127.12
Save $58.16
45.8% Off 
Air Injection Valve
GM
12619127
California emissions, front. Seville. Helps prevent exhaust from entering air pump
This GM Genuine Part is designed, engineered, and...
$308.61
MSRP $568.86
Save $260.25
45.7% Off 
Vapor Canister Hose
GM
20827320
3.6L with flex fuel. 3.5 & 3.9L. 5.3L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by...
$78.72
MSRP $145.10
Save $66.38
45.7% Off 
Heated Oxygen Sensor
GM
12645561
ATS. 2.0l. Upper. CTS. 2.0l. Canister & sensors, 2.0l turbo. ATS. 2.5l. Coupe, 2.0L turbo. Sedan, canister & sensors, 2.5L. This part...
$52.37
MSRP $96.10
Save $43.73
45.5% Off 
Positive Crankcase Ventilation (PCV) Tube
GM
12648746
3.6L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$29.19
MSRP $53.56
Save $24.37
45.5% Off 
Vapor Canister Vent Hose
GM
84429641
3.6L, without awd, 2nd design. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General...
$60.41
MSRP $111.36
Save $50.95
45.8% Off 
Vapor Canister Air Inlet Hose
GM
84940072
Manufactured to GM OE specification for fit, form, and function
$54.55
MSRP $100.56
Save $46.01
45.8% Off 
Heated Oxygen Sensor
GM
12668435
Silverado, sierra. 5.3l. Upper. Left. 4.3, 5.3, 6.2L, 5.3, 6.2L. Silverado, sierra. 6.2l. Silverado, sierra. 4.3l. 4.3, 5.3, 6.2L, 4.3L....
$41.43
MSRP $76.02
Save $34.59
45.5% Off 
Vapor Canister Bracket
GM
20958879
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$69.99
MSRP $129.02
Save $59.03
45.8% Off 
Emission Reduction Fluid Control Module
GM
84880436
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$105.85
MSRP $195.12
Save $89.27
45.8% Off 
Vapor Canister Vent Hose
GM
84626475
FILLER PIPE. crew cab 5.8 ft box. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by...
$45.16
MSRP $72.68
Save $27.52
37.9% Off 
Emission Reduction Fluid Tank Filler Pipe
GM
84648525
2017-20, emission reduction system. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by...
$69.44
MSRP $128.00
Save $58.56
45.8% Off 
Vapor Canister Purge Tube
GM
12611130
Equinox, Terrain. 2.4l. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$14.78
MSRP $27.04
Save $12.26
45.3% Off 
Heated Oxygen Sensor
GM
12567127
Front. 5.3L. SSR. Detects oxygen content in the exhaust gases to help optimize emissions
This GM Genuine Part is designed, engineered,...
$62.00
MSRP $114.28
Save $52.28
45.7% Off 
Vapor Canister
GM
42763670
Helps reduce harmful pollutants from entering the atmosphere
Captures fuel vapors to be re-burned in the engine
$238.14
MSRP $385.78
Save $147.64
38.3% 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...
$182.41
MSRP $336.86
Save $154.45
45.8% Off 
Positive Crankcase Ventilation Foul Air Tube
GM
12701623
3.6L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$41.31
MSRP $66.49
Save $25.18
37.9% Off 
Fluid Pipe
GM
87812318
3.0L diesel, emission reduction system, crew cab, 5.8 ft box. 3.0L diesel emission reduction system. double cab.
$67.01
MSRP $123.52
Save $56.51
45.7% Off 
Exhaust Temperature Sensor
GM
19418900
Express, savana. 6.6l diesel. Position #3. 2010-16, egr valve & related components, at muffler. Silverado, sierra. 6.6l. Position 1....
$58.36
MSRP $107.58
Save $49.22
45.8% Off 
Emission Reduction Fluid Tank Filler Pipe
GM
23342403
6.6L diesel, emission reduction system, double cab, 6.9 ft box. This GM Genuine Part is designed, engineered, and tested to rigorous...
$70.67
MSRP $114.26
Save $43.59
38.1% Off 
Exhaust Temperature Sensor
GM
55499759
Location-Before Diesel Particulate Filter. Helps provide accurate temperature detection
Heat and vibration resistant for operating...
$38.88
MSRP $71.34
Save $32.46
45.5% Off 
Emission Reduction Fluid Tank Filler Pipe
GM
84720024
Emission reduction system, 3.0L diesel, reduction tank, short bed. This GM Genuine Part is designed, engineered, and tested to rigorous...
$80.92
MSRP $149.16
Save $68.24
45.7% Off 
Vapor Canister Vent Valve
GM
20880503
HHR. Sky. Solstice. Location-Vapor Canister. Controls fresh air flow to the canister
Sends fuel vapors to the engine for re-burn
Helps...
$35.33
MSRP $64.82
Save $29.49
45.5% Off 
Exhaust Gas Recirculation (EGR) Valve Kit with Pipe, Connectors, and Gasket
GM
89018175
Malibu, Malibu Maxx. 3.5l. 1st design. 3.5L, 2005-06. 3.5L, sedan. 3.5L, wagon. G6. 3.5l. 1st design. This GM Genuine Part is designed,...
$220.82
MSRP $407.80
Save $186.98
45.9% Off 
Diesel Emissions Fluid (DEF) Tank Filler Cap
GM
22753134
2010-16, emission reduction system. 2017-20, emission reduction system. 6.6L diesel, emission reduction system, 2017-19. 6.6L diesel,...
$17.59
MSRP $32.18
Save $14.59
45.3% Off 
Evaporative Emission Pipe
GM
42854468
Encore GX. To canister. 1.2L turbo. 1.3L turbo.
$43.24
MSRP $79.34
Save $36.10
45.5% Off 
Bracket
GM
85697744
6.6L diesel, emission reduction system.
$30.79
MSRP $56.50
Save $25.71
45.5% Off 
Heated Oxygen Sensor
GM
55506886
1.2L turbo. This part requires programming and/or special setup procedures GM Service Information describes the procedures and special...
$62.44
MSRP $115.10
Save $52.66
45.8% Off 
Vapor Canister Vent Valve
GM
25950499
2005-09. 2002-04. 4.3l. Location-Vapor Canister. 4.2L. 5.3L. All models. 6.0l. SSR. Controls fresh air flow to the canister
Sends fuel...
$49.87
MSRP $91.50
Save $41.63
45.5% Off 
Vapor Canister Vent Solenoid
GM
13575702
SRX. 3.6L. Controls fresh air flow to the canister
Sends fuel vapors to the engine for re-burn
Helps control fuel tank pressure
This GM...
$45.46
MSRP $83.42
Save $37.96
45.5% Off 
Emission Reduction Fluid Tank Reservoir Wire Harness
GM
39107790
1.6L, reduction tank & components, hatchback. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is...
$31.41
MSRP $57.64
Save $26.23
45.5% Off 
Vapor Canister Vent Solenoid
GM
13575703
Rectangular filter. Corvette. All models. 1998-02. 2001-05. XLR. Location-Vapor Canister. Impala, Monte Carlo. 1st design. 3.4L,...
$30.55
MSRP $56.06
Save $25.51
45.5% Off 
Emission Reduction Fluid Tank Filler Pipe
GM
23342402
Manufactured to GM OE specification for fit, form, and function
$67.73
MSRP $124.84
Save $57.11
45.7% Off 
Exhaust Gas Recirculation (EGR) Valve Cooler
GM
97364409
2006-2009. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$425.27
MSRP $687.62
Save $262.35
38.2% Off 
Secondary Air Injection Pump
GM
12568382
Corvette. Helps maintain controlled air flow to proper air injection components
This GM Genuine Part is designed, engineered, and tested...
$227.05
MSRP $419.31
Save $192.26
45.9% Off 
Emission Reduction Fluid Tank Filler Pipe
GM
23342407
6.6L diesel, emission reduction system, double cab. This GM Genuine Part is designed, engineered, and tested to rigorous standards and...
$63.64
MSRP $117.30
Save $53.66
45.7% Off 
Vapor Canister Vent Solenoid
GM
22775864
Sierra, silverado. Crew cab. 6.6 ft. box. Controls fresh air flow to the canister
Sends fuel vapors to the engine for re-burn
Helps...
$88.58
MSRP $163.28
Save $74.70
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