Emission Systems
Oxygen Sensor
GM
12702181
Silverado, sierra. 4.3l. Upstream. Right. 4.3, 5.3, 6.2L, 4.3L.
$49.69
MSRP $87.18
Save $37.49
43% 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
$30.53
MSRP $53.56
Save $23.03
43% 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...
$61.80
MSRP $111.36
Save $49.56
44.5% Off 
Vapor Canister Air Inlet Hose
GM
84940072
Manufactured to GM OE specification for fit, form, and function
$55.81
MSRP $100.56
Save $44.75
44.5% 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....
$43.33
MSRP $76.02
Save $32.69
43% Off 
Vapor Canister Bracket
GM
20958879
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$71.61
MSRP $129.02
Save $57.41
44.5% 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
$108.29
MSRP $195.12
Save $86.83
44.5% 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...
$47.23
MSRP $72.68
Save $25.45
35% 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...
$71.04
MSRP $128.00
Save $56.96
44.5% 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
$16.22
MSRP $27.04
Save $10.82
40% Off 
Sensor
GM
12747536
Silverado, Sierra 2500 HD. Front. Silverado, Sierra 3500 HD. 6.6L diesel, sensors, 2024-26.
$117.43
MSRP $214.48
Save $97.05
45.2% 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,...
$63.43
MSRP $114.28
Save $50.85
44.5% Off 
Vapor Canister
GM
42763670
Helps reduce harmful pollutants from entering the atmosphere
Captures fuel vapors to be re-burned in the engine
$240.78
MSRP $385.78
Save $145.00
37.6% Off 
Exhaust Temp Sensor
GM
12737537
6.6L diesel, sensors, at muffler & pipe, posn 3. 6.6L diesel, sensors, 2024-26, exhaust particulate.
$86.16
MSRP $155.24
Save $69.08
44.5% 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...
$184.43
MSRP $336.86
Save $152.43
45.3% 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
$43.21
MSRP $66.49
Save $23.28
35% 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.
$68.55
MSRP $123.52
Save $54.97
44.5% 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....
$59.71
MSRP $107.58
Save $47.87
44.5% 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...
$72.29
MSRP $114.26
Save $41.97
36.7% Off 
Exhaust Temperature Sensor
GM
55499759
Location-Before Diesel Particulate Filter. Helps provide accurate temperature detection
Heat and vibration resistant for operating...
$40.66
MSRP $71.34
Save $30.68
43% 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...
$82.78
MSRP $149.16
Save $66.38
44.5% Off 
Vapor Canister
GM
26334031
Awd. Equinox. 1.5l. Fwd. Terrain. 1.5l.
$138.87
MSRP $253.64
Save $114.77
45.2% 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...
$36.95
MSRP $64.82
Save $27.87
43% 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,...
$223.27
MSRP $407.80
Save $184.53
45.3% 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,...
$19.31
MSRP $32.18
Save $12.87
40% Off 
Exhaust Gas Recirculation (EGR) Valve Cooler Gasket
GM
55490621
Silverado, sierra. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$3.13
MSRP $4.57
Save $1.44
31.5% Off 
Evaporative Emission Pipe
GM
42854468
Encore GX. To canister. 1.2L turbo. 1.3L turbo.
$45.22
MSRP $79.34
Save $34.12
43% 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...
$63.88
MSRP $115.10
Save $51.22
44.5% 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...
$47.55
MSRP $83.42
Save $35.87
43% 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...
$32.85
MSRP $57.64
Save $24.79
43% 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,...
$31.95
MSRP $56.06
Save $24.11
43% Off 
Emission Reduction Fluid Tank Filler Pipe
GM
23342402
Manufactured to GM OE specification for fit, form, and function
$69.29
MSRP $124.84
Save $55.55
44.5% 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
$427.23
MSRP $687.62
Save $260.39
37.9% 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...
$229.57
MSRP $419.31
Save $189.74
45.3% 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...
$65.10
MSRP $117.30
Save $52.20
44.5% 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...
$90.62
MSRP $163.28
Save $72.66
44.5% Off 
Secondary Air Injection Check Valve Kit with Valve, Retainer, Gasket, and Bolts
GM
12639990
A.i.r. Pump, 2.5L. ATS. 2.5l. Calif. Helps prevent exhaust from entering air pump
This GM Genuine Part is designed, engineered, and...
$196.37
MSRP $358.66
Save $162.29
45.2% Off 
Vapor Canister
GM
13230480
LaCrosse. Without awd, california. 2.4L, with pzev. Helps reduce harmful pollutants from entering the atmosphere
Captures fuel vapors to...
$255.69
MSRP $467.02
Save $211.33
45.3% Off 
Vapor Canister Purge Solenoid Hose
GM
84850443
1.5, 2.0L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$63.35
MSRP $114.14
Save $50.79
44.5% Off 
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