Emission Systems
Driver Side Positive Crankcase Ventilation (PCV) Fresh Air Tube
GM
12690758
2016-19, valve cover. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$14.29
MSRP $26.22
Save $11.93
45.5% Off 
Exhaust Gas Recirculation (EGR) Valve Kit with Gasket
GM
19210666
Firebird. Engine code e. Camaro. Chevrolet. 5.0l. Federal. Optional. This GM Genuine Part is designed, engineered, and tested to...
$93.98
MSRP $172.03
Save $78.05
45.4% Off 
Purge Control Valve
GM
28289971
Without diesel, 1.8L. Cruze, Cruze Limited. 1.8l.
$34.51
MSRP $63.25
Save $28.74
45.4% Off 
Position 1 Nitrogen Oxide Sensor Adapter
GM
12662658
Cruze. Front nox sensor. With diesel, egr valve & related components. This part requires programming and/or special setup procedures GM...
$323.65
MSRP $591.14
Save $267.49
45.2% Off 
Secondary Air Injection Check Valve
gm
12639108
Equinox, Terrain. Regal. Impala. 2.4l. Helps prevent exhaust from entering air pump
This GM Genuine Part is designed, engineered, and...
$254.30
MSRP $464.48
Save $210.18
45.3% Off 
Exhaust Gas Recirculation (EGR) Valve
GM
12665547
Silverado, sierra. 6.6l. Front. 6.6L diesel, egr valve & related components, 2015-16. This GM Genuine Part is designed, engineered, and...
$379.18
MSRP $689.43
Save $310.25
45% Off 
Vapor Canister Purge Tube
GM
12683612
1.5L turbo. Equinox, Terrain. 1.5l. 1.5, 2.0L, 1.5L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and...
$18.18
MSRP $33.36
Save $15.18
45.5% Off 
Positive Crankcase Ventilation (PCV) Hose
gm
12617908
Malibu. 2.4l. 2.4L, 2008-10. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General...
$21.19
MSRP $38.88
Save $17.69
45.5% Off 
Heated Oxygen Sensor
GM
12587096
LaCrosse. 3.6L. This part requires programming and/or special setup procedures GM Service Information describes the procedures and...
$103.71
MSRP $189.85
Save $86.14
45.4% Off 
Heated Oxygen Sensor
GM
12597990
DTS. Lucerne. Front. 4.6l. This part requires programming and/or special setup procedures GM Service Information describes the...
$60.03
MSRP $109.90
Save $49.87
45.4% Off 
Engine Intake Manifold Cover
GM
12655713
1.5L turbo. 1.4L, type 2. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$22.54
MSRP $36.21
Save $13.67
37.8% Off 
Heated Oxygen Sensor
GM
12671087
This part requires programming and/or special setup procedures GM Service Information describes the procedures and special tools needed...
$40.80
MSRP $74.76
Save $33.96
45.4% Off 
Exhaust Gas Recirculation (EGR) Valve Gasket
GM
12635466
2010-16, egr valve & related components, upper. Express, savana. 6.6l diesel. Lock a. 6.6L diesel, egr valve & related components,...
$7.27
MSRP $13.32
Save $6.05
45.4% Off 
Air Injection Valve
GM
12619110
4.2L. Helps prevent exhaust from entering air pump
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is...
$194.63
MSRP $355.48
Save $160.85
45.2% Off 
Vapor Canister Strap
GM
10413041
3.8L. 3.4L, 2002-05. 3.4L, 2000-01.
$48.32
MSRP $65.21
Save $16.89
25.9% 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...
$34.94
MSRP $64.03
Save $29.09
45.4% Off 
Heated Oxygen Sensor
GM
12608663
G6. Right. Rear. Aura. 3.6l. This part requires programming and/or special setup procedures GM Service Information describes the...
$80.03
MSRP $146.50
Save $66.47
45.4% Off 
Secondary Air Injection Pipe
GM
12647908
2.4L. Helps maintain controlled air flow to proper air injection components
This GM Genuine Part is designed, engineered, and tested to...
$173.85
MSRP $317.55
Save $143.70
45.3% Off 
Heated Oxygen Sensor
GM
12580827
This part requires programming and/or special setup procedures GM Service Information describes the procedures and special tools needed...
$74.87
MSRP $137.06
Save $62.19
45.4% Off 
Heated Oxygen Sensor
GM
12671088
This part requires programming and/or special setup procedures GM Service Information describes the procedures and special tools needed...
$40.43
MSRP $74.08
Save $33.65
45.4% Off 
PCV Tube
GM
12703822
2017-19, oil & coolant pipes. 6.6L diesel oil lines.
$56.74
MSRP $103.88
Save $47.14
45.4% Off 
Rear Nox Sensor
GM
12718742
6.6L diesel, egr valve & related components, 2017-19.
$390.51
MSRP $710.01
Save $319.50
45% Off 
Manifold Absolute Pressure Sensor Retainer
GM
12615934
6.0L. 1/2 ton. 2010-13. 5.3L. 2008-09. , 3/4 ton. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is...
$5.61
MSRP $10.30
Save $4.69
45.5% Off 
Multi-Purpose Bolt
GM
11547321
Bumper cover & trim, with tow hooks. With high country. 3.0L twin-turbo. 2017-21 3.6L. This GM Genuine Part is designed, engineered, and...
$5.05
MSRP $9.26
Save $4.21
45.5% Off 
Exhaust Gas Recirculation (EGR) Valve Cooler Temperature Sensor
GM
12675840
Silverado, sierra. 6.6l. Position 1. Temp sensor. Silverado, Sierra 2500 HD. Diesel. Silverado, Sierra 3500 HD. This GM Genuine Part is...
$55.64
MSRP $101.86
Save $46.22
45.4% Off 
Heated Oxygen Sensor
GM
12634085
Enclave, Traverse. Rear. Acadia, Acadia Limited. This part requires programming and/or special setup procedures GM Service Information...
$183.12
MSRP $334.46
Save $151.34
45.2% Off 
Heated Oxygen Sensor
GM
12618010
2.4L. This part requires programming and/or special setup procedures GM Service Information describes the procedures and special tools...
$61.93
MSRP $113.39
Save $51.46
45.4% Off 
Vacuum Hose
GM
12656519
3.6L twin-turbo, wastegate system, #3.
$71.68
MSRP $115.10
Save $43.42
37.7% Off 
Heated Oxygen Sensor
GM
12608712
G6. Right. Rear. Front. 3.5L. This part requires programming and/or special setup procedures GM Service Information describes the...
$80.58
MSRP $147.53
Save $66.95
45.4% Off 
Heated Oxygen Sensor
GM
12592592
Canyon, Colorado. Without 5.3l. Front. 3.7L. This part requires programming and/or special setup procedures GM Service Information...
$67.77
MSRP $124.06
Save $56.29
45.4% Off 
Secondary Air Injection Shut-Off and Check Valve
GM
12660126
LaCrosse. 3.8l. Helps maintain controlled air flow to proper air injection components
This GM Genuine Part is designed, engineered, and...
$282.88
MSRP $516.66
Save $233.78
45.2% Off 
Heated Oxygen Sensor
GM
12572707
All models. 8.1l. Left. Rear of converter, 8.1l. This part requires programming and/or special setup procedures GM Service Information...
$80.17
MSRP $146.77
Save $66.60
45.4% Off 
Vapor Canister Purge Tube
GM
12658981
CTS. 3.6l. With vsport. ATS. 3.6l. With v-series. Coupe, 3.6L twin-turbo. This GM Genuine Part is designed, engineered, and tested to...
$59.08
MSRP $108.16
Save $49.08
45.4% Off 
Secondary Air Injection Pump
GM
12560095
S-series. 4.3l. Helps maintain controlled air flow to proper air injection components
This GM Genuine Part is designed, engineered, and...
$163.10
MSRP $297.91
Save $134.81
45.3% Off 
Oxygen Sensor
GM
12705409
Canister & sensors, 6.2L. CT5. 6.2l. Upstream. Right.
$51.04
MSRP $93.52
Save $42.48
45.4% Off 
M6x16 Multi-Purpose Bolt
GM
11588711
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$4.68
MSRP $7.53
Save $2.85
37.8% Off 
Heated Oxygen Sensor
GM
12703967
Corvette. Upstream. This part requires programming and/or special setup procedures GM Service Information describes the procedures and...
$67.12
MSRP $122.88
Save $55.76
45.4% Off 
Exhaust Gas Recirculation (EGR) Valve
GM
55570005
1.6L, egr cooler. Equinox, Terrain. 1.6l diesel. Cruze. 1.6l. This GM Genuine Part is designed, engineered, and tested to rigorous...
$233.94
MSRP $427.52
Save $193.58
45.3% Off 
Evaporator Tube
GM
86816451
6.6L gas, filler pipe, 8 ft box.
$60.82
MSRP $111.34
Save $50.52
45.4% Off 
Exhaust Gas Recirculation (EGR) Pipe Gasket
GM
55580214
1.6L, egr pipe. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$4.68
MSRP $8.58
Save $3.90
45.5% Off 
Heated Oxygen Sensor
GM
19355311
All models. 6.0l. Left. 6.0L, rear of converter. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is...
$89.76
MSRP $164.32
Save $74.56
45.4% Off 
Vapor Canister
GM
23156464
2.4L, without pzev. 2.4L, all. Equinox, Terrain. 3.0l. Helps reduce harmful pollutants from entering the atmosphere
Captures fuel vapors...
$218.87
MSRP $399.76
Save $180.89
45.2% Off 
F (S)Sensor
GM
19355317
Secondary. 2.4l. Secondary. 3.1l. 1996-98, 4 cylinder, at converter. 4 cylinder, #2. Exhaust pipe. 6 cylinder.
$81.21
MSRP $148.66
Save $67.45
45.4% Off 
Secondary Air Injection Pump Bracket
GM
55573925
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$8.88
MSRP $14.30
Save $5.42
37.9% Off 
Heated Oxygen Sensor
GM
19178961
All models. 5.3l. All models. 4.8l. All models. 4.3l. 4.8L, front of converter. Front of converter, 5.3l. Detects oxygen content in the...
$69.85
MSRP $127.89
Save $58.04
45.4% Off 
Emission Reduction Fluid Tank Support Bracket
GM
23442900
6.6L diesel, emission reduction system, 2017-19. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is...
$19.41
MSRP $35.62
Save $16.21
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