Emission Systems
Exhaust Gas Recirculation Pipe
GM
40009037
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$28.77
MSRP $50.04
Save $21.27
42.5% Off 
By-Pass Hose
GM
12584338
2.0L, #1. 2.0L supercharged, return.
$39.76
MSRP $60.65
Save $20.89
34.4% Off 
Positive Crankcase Ventilation (PCV) Tube
GM
12673862
1.4L, 3 ends. 1.5L turbo. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$48.04
MSRP $83.54
Save $35.50
42.5% Off 
Secondary Air Injection Pump Hose
GM
25817029
2.4L, air injection pump. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$31.60
MSRP $54.96
Save $23.36
42.5% Off 
Secondary Air Injection Pump Bracket
GM
12638137
A.i.r. Pump, 3.6L with pzev. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General...
$61.80
MSRP $94.28
Save $32.48
34.5% Off 
Heated Oxygen Sensor
GM
12644786
Cruze, Cruze Limited. 2.0l. Upstream. With diesel, egr valve & related components. This part requires programming and/or special setup...
$130.73
MSRP $231.38
Save $100.65
43.5% Off 
Positive Crankcase Ventilation (PCV) Hose
GM
12643296
2.4L. PCV hose. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$5.15
MSRP $8.58
Save $3.43
40% Off 
EGR Valve
GM
12578040
S-series. 4.3l. Tbi. Astro, Safari. 4.3l. Auto trans. Vin code z. All. Aurora. Seville. G10-30 vans. 7.4l. Modulates the flow of exhaust...
$195.42
MSRP $348.96
Save $153.54
44% Off 
Exhaust Gas Re-Circulation (Egr) Valve Gasket
GM
12570863
Cover Gasket.
$4.56
MSRP $7.61
Save $3.05
40.1% Off 
Air Injection Valve
GM
12567733
Location-A.I.R. Pipes. S-series. Helps prevent exhaust from entering air pump
This GM Genuine Part is designed, engineered, and tested...
$123.20
MSRP $218.06
Save $94.86
43.5% Off 
Heated Oxygen Sensor
GM
12643707
Canyon, Colorado. 2.5l. Upper. Upstream. Malibu. 2.0l, 2.5l. 2.0L turbo. Regal. 2.0l. 2.4L. This part requires programming and/or...
$44.51
MSRP $68.74
Save $24.23
35.2% Off 
Vapor Canister Solenoid Valve Bracket
GM
84310455
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
$20.46
MSRP $30.30
Save $9.84
32.5% Off 
Vapor Canister
GM
85158842
XT5. 2.0l. XT6. 2.0l. Blazer. 2.0l.
$299.23
MSRP $481.35
Save $182.12
37.8% Off 
Fuel Tank Vent Hose
GM
84884403
Fuel filler pipe. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$42.71
MSRP $61.90
Save $19.19
31% Off 
Evaporative Emissions System Lines
GM
85818014
Rear, convertible.
$115.64
MSRP $204.68
Save $89.04
43.5% Off 
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...
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...
$32.35
MSRP $56.26
Save $23.91
42.5% 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,...
$255.28
MSRP $455.85
Save $200.57
44% 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...
$101.39
MSRP $148.23
Save $46.84
31.6% 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...
$72.46
MSRP $127.12
Save $54.66
43% 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...
$315.72
MSRP $568.86
Save $253.14
44.5% 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...
$82.71
MSRP $145.10
Save $62.39
43% 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...
$55.26
MSRP $96.10
Save $40.84
42.5% 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
$30.80
MSRP $53.56
Save $22.76
42.5% 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...
$63.48
MSRP $111.36
Save $47.88
43% Off 
Vapor Canister Air Inlet Hose
GM
84940072
Manufactured to GM OE specification for fit, form, and function
$57.32
MSRP $100.56
Save $43.24
43% 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....
$43.71
MSRP $76.02
Save $32.31
42.5% Off 
Vapor Canister Bracket
GM
20958879
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$73.54
MSRP $129.02
Save $55.48
43% 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
$110.24
MSRP $195.12
Save $84.88
43.5% 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...
$47.64
MSRP $72.68
Save $25.04
34.5% 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...
$72.96
MSRP $128.00
Save $55.04
43% 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
$16.02
MSRP $27.04
Save $11.02
40.8% 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,...
$65.14
MSRP $114.28
Save $49.14
43% Off 
Vapor Canister
GM
42763670
Helps reduce harmful pollutants from entering the atmosphere
Captures fuel vapors to be re-burned in the engine
$246.28
MSRP $385.78
Save $139.50
36.2% 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...
$188.64
MSRP $336.86
Save $148.22
44% 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
$43.59
MSRP $66.49
Save $22.90
34.4% 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.
$70.41
MSRP $123.52
Save $53.11
43% 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....
$61.32
MSRP $107.58
Save $46.26
43% 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...
$74.25
MSRP $114.26
Save $40.01
35% Off 
Exhaust Temperature Sensor
GM
55499759
Location-Before Diesel Particulate Filter. Helps provide accurate temperature detection
Heat and vibration resistant for operating...
$41.02
MSRP $71.34
Save $30.32
42.5% 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...
$85.02
MSRP $149.16
Save $64.14
43% 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...
$37.27
MSRP $64.82
Save $27.55
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