Emission Systems
availability
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...
$290.80
MSRP $531.12
Save $240.32
45.2% 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 
Fuel Feed Pipe
GM
42854467
Encore GX. From low pressure pump. Awd. Fwd. 1.3L turbo.
$52.95
MSRP $92.90
Save $39.95
43% Off 
Pipe
GM
85856213
Emission reduction system, 3.0L diesel, crew cab, 6.6 ft box.
$70.43
MSRP $126.90
Save $56.47
44.5% Off 
Module
GM
40009632
Position 2. 3.0L diesel, sensors, position 1. 3.0L diesel, 2023-26. Suburban. 3.0l diesel. Tahoe. 3.0l diesel. Position 1...
$120.37
MSRP $192.86
Save $72.49
37.6% Off 
Vapor Canister Vent Solenoid
GM
84148816
Sierra, silverado. Regular cab. 6 ft. box. Controls fresh air flow to the canister
Sends fuel vapors to the engine for re-burn
Helps...
$58.29
MSRP $105.02
Save $46.73
44.5% Off 
Sensor
GM
40009757
3.0L diesel, sensors. Lower. Left. Escalade. 3.0l diesel. NOX Sensor. Suburban. 3.0l diesel. Tahoe. 3.0l diesel. Yukon. 3.0l diesel.
$151.45
MSRP $276.62
Save $125.17
45.2% Off 
Positive Crankcase Ventilation Tube
GM
12701601
3.6l. Overflow hose. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$32.95
MSRP $57.80
Save $24.85
43% 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...
$225.00
MSRP $410.96
Save $185.96
45.3% Off 
Engine Mount Vacuum Tank
GM
84017381
2.0L turbo. Sedan, 2.5L. Sedan, 3.6L twin-turbo. Coupe, 3.6L twin-turbo. This GM Genuine Part is designed, engineered, and tested to...
$39.27
MSRP $60.42
Save $21.15
35% Off 
Exhaust Gas Recirculation (EGR) Valve Gasket
GM
98054443
EGR Valve To EGR Cooler. Express, savana. 6.6l diesel. Square type-intake. 2006-2009, #3. Helps provide a leak-free seal
Allows exhaust...
$8.53
MSRP $12.47
Save $3.94
31.6% Off 
Tank Shield
GM
85697766
6.6L diesel, emission reduction system.
$124.36
MSRP $227.14
Save $102.78
45.2% Off 
Positive Crankcase Ventilation (PCV) Tube
GM
12630279
2009-2011. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$13.88
MSRP $23.14
Save $9.26
40% 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...
$72.96
MSRP $131.47
Save $58.51
44.5% Off 
Nitrogen Oxide Sensor with Clips
GM
19330003
Nox sensor. Express, savana. 6.6l diesel. Rear. 2010-16, egr valve & related components. This part requires programming and/or special...
$231.52
MSRP $422.86
Save $191.34
45.2% Off 
Passenger Side Positive Crankcase Ventilation (PCV) Tube
GM
12670793
5.3 & 6.2L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$23.27
MSRP $40.82
Save $17.55
43% Off 
M8x1.25x25 Multi-Purpose Bolt
GM
11519388
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$7.72
MSRP $11.29
Save $3.57
31.6% Off 
Nitrogen Oxide Sensor with Clips
GM
19330002
Nox sensor. Express, savana. 6.6l diesel. Front. 2010-16, egr valve & related components. This part requires programming and/or special...
$221.22
MSRP $404.06
Save $182.84
45.3% Off 
Reductant Control Module
GM
84631875
Level & temp module. Silverado, sierra. 6.6L diesel, emission reduction system, 2017-19. This GM Genuine Part is designed, engineered,...
$361.79
MSRP $663.84
Save $302.05
45.5% Off 
Engine Crankcase Vent Valve
GM
12722131
Oil Separator Assy. Colorado. 2.7l. CT4. 2.7l. Canyon. 2.7l. Traverse. 2.5l. Acadia. 2.5l.
$30.85
MSRP $47.48
Save $16.63
35% Off 
Heated Oxygen Sensor
GM
12701634
1.5L turbo. Malibu. 1.5l. With high output. Spark. 1.5, 2.0L, 1.5L. Equinox, Terrain. 1.5l. This part requires programming and/or...
$73.44
MSRP $132.32
Save $58.88
44.5% Off 
Positive Crankcase Ventilation (PCV) Tube
GM
12648138
2012-17. 2012-2017. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$11.52
MSRP $19.20
Save $7.68
40% Off 
Nitrogen Oxides Sensor
GM
24001907
1.6L, sensors, 1st design. This part requires programming and/or special setup procedures. GM Service Information describes the...
$398.98
MSRP $732.08
Save $333.10
45.5% Off 
Vapor Canister Vent Hose
GM
20907779
Canyon, Colorado. Location-Vapor Canister. Incl.Hose. Acadia, Enclave, Traverse. Hummer H3. 5.3L. Outlook. 3.7L. Controls fresh air flow...
$143.37
MSRP $261.86
Save $118.49
45.2% Off 
Diesel Emissions Fluid (DEF) Pump Module Wiring Harness
GM
23366892
6.6L diesel 2015-16 emission reduction system. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is...
$157.10
MSRP $286.94
Save $129.84
45.2% 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...
$386.25
MSRP $708.73
Save $322.48
45.5% Off 
Vapor Canister Vent Valve
GM
12630282
Controls vapor flow from canister to engine
$44.11
MSRP $78.35
Save $34.24
43.7% Off 
Evaporative Emissions System Lines
GM
85818014
Rear, convertible.
$115.20
MSRP $210.42
Save $95.22
45.3% Off 
Exhaust Gas Temperature (Egt) Sensor
GM
98299541
Position 1.
$107.09
MSRP $192.96
Save $85.87
44.5% Off 
Emission Reduction Fluid Controller
GM
39153712
2017-20, emission reduction system. Canyon, Colorado. 2.8l diesel. 2.8L turbo diesel, emission reduction system. Express, savana. 2.8l...
$377.87
MSRP $693.34
Save $315.47
45.5% Off 
Vapor Canister
GM
85158843
Blazer. 2.5l. Acadia. 2.5l. 3.6L. XT6.
$186.70
MSRP $357.22
Save $170.52
47.7% 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...
$167.67
MSRP $306.25
Save $138.58
45.3% Off 
PCV Valve Tubing
GM
12611749
3.0L & 3.6L, 3.6L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$9.58
MSRP $15.96
Save $6.38
40% Off 
Heated Oxygen Sensor
GM
12616125
Enclave, Traverse. Rear. Acadia, Acadia Limited. Outlook. This part requires programming and/or special setup procedures GM Service...
$77.88
MSRP $140.32
Save $62.44
44.5% Off 
EGR Tube
GM
12695130
This GM Genuine part is designed, engineered and tested to rigorous standards, and are backed by General Motors
$139.56
MSRP $254.90
Save $115.34
45.2% Off 
Heated Oxygen Sensor
GM
12589380
Sky. 2.0l. Canister & sensors, 2.0l. Cobalt. Front (position 1). 2.0l. Solstice. This part requires programming and/or special setup...
$144.35
MSRP $263.66
Save $119.31
45.3% Off 
Camshaft Housing with Cover and Positive Crankcase Ventilation (PCV) Hose
GM
55502474
1.6L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$103.87
MSRP $164.16
Save $60.29
36.7% Off 
Vent Tube
GM
03543816
4.6L, 1996. 4.6L, 1993-95, dirty air. 4.6L, 1994-95, dirty air.
$5.98
MSRP $8.74
Save $2.76
31.6% Off 
Temp Sensor
GM
12731716
Exhaust. Silverado, Sierra 2500 HD. At catalytic converter. Front. 6.6L diesel, at manifold. Silverado, Sierra 3500 HD. 6.6L diesel,...
$41.54
MSRP $63.91
Save $22.37
35% Off 
Positive Crankcase Ventilation (PCV) Tube
GM
12639419
3.0L, fresh air. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$9.90
MSRP $16.50
Save $6.60
40% Off 
Emission Reduction Fluid Front Inlet Pipe Assembly
GM
84389464
6.6L diesel, emission reduction system, 2017-19, front. This GM Genuine Part is designed, engineered, and tested to rigorous standards...
$275.69
MSRP $503.54
Save $227.85
45.2% 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
55560133
SRX. Helps maintain controlled air flow to proper air injection components
This GM Genuine Part is designed, engineered, and tested to...
$198.09
MSRP $361.80
Save $163.71
45.2% 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!