Emission Systems
Engine Coolant Pipe Gasket
GM
12737098
EGR Cooling Pipes. 6.6L diesel 2017-19 egr valve & related components.
$1.90
Sensor
GM
12747536
Silverado, Sierra 2500 HD. Front. Silverado, Sierra 3500 HD. 6.6L diesel, sensors, 2024-26.
$214.48
Exhaust Temp Sensor
GM
12737537
6.6L diesel, sensors, at muffler & pipe, posn 3. 6.6L diesel, sensors, 2024-26, exhaust particulate.
$155.24
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
$4.57
Secondary Air Injection Pump with Bracket
gm
12634644
Equinox, Terrain. 2.4L, with pzev. LaCrosse. 2.4l. Helps maintain controlled air flow to proper air injection components
This GM Genuine...
$397.72
Vapor Canister Vent Valve
GM
12559015
Location-Vapor Canister. Square. All models. 4.3l. Hummer H2. Controls fresh air flow to the canister
Sends fuel vapors to the engine...
$44.34
Heated Oxygen Sensor
GM
12679885
Silverado, Sierra 2500 HD. Gas. Front. Silverado, Sierra 3500 HD. This part requires programming and/or special setup procedures. GM...
$91.32
Vapor Canister Purge Tube
GM
12605523
Coupe, 6.2L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$29.04
Positive Crankcase Ventilation (PCV) Tube
GM
12633396
3.0L & 3.6L, 3.0L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$39.92
Driver Side Positive Crankcase Ventilation (PCV) Tube
GM
12659515
3.0L twin-turbo, small. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$50.52
Position 2 Exhaust Temperature Sensor
GM
12643373
Express, savana. 6.6l diesel. Position #2. 2010-16, egr valve & related components, at converter & pipe. Helps provide accurate...
$246.46
Vapor Canister Purge Tube
GM
12630246
Without supercharger. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$60.16
Secondary Air Injection Pipe Flange Gasket
GM
12589488
2.8L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$1.96
Vapor Canister Purge Tube
GM
12577221
3.7L. 3.5L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$33.74
Passenger Side Secondary Air Injection Shut-Off and Check Valve
GM
12652895
Right. XTS. Impala. 3.6l. Helps prevent exhaust from entering air pump
This GM Genuine Part is designed, engineered, and tested to...
$332.80
Exhaust Temperature Sensor
GM
12623113
Helps provide accurate temperature detection
Heat and vibration resistant for operating efficiently
$334.34
Heated Oxygen Sensor
GM
12612571
Express, savana. Gas. Rear. This part requires programming and/or special setup procedures GM Service Information describes the...
$175.90
Positive Crankcase Ventilation (PCV) Hose Fitting Seal
GM
12644073
1.5L turbo. Coupe, 2.0L turbo. 2016-18. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by...
$10.16
Vapor Canister Purge Tube
GM
12607115
6.0 6.2L without supercharged 7.0L. #2. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by...
$22.32
Black Heated Oxygen Sensor
GM
12568234
This part requires programming and/or special setup procedures GM Service Information describes the procedures and special tools needed...
$115.44
Positive Crankcase Ventilation Tube
GM
12687544
1.5L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$76.14
Heated Oxygen Sensor
GM
12599204
Express, savana. Gas. Front. Calif. This part requires programming and/or special setup procedures GM Service Information describes the...
$215.02
Positive Crankcase Ventilation Tube
GM
12687311
6.2L without supercharger. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$21.10
Positive Crankcase Ventilation (PCV) Tube
GM
12581194
3.5L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$15.57
Vapor Canister Purge Tube
GM
12654018
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$11.31
Module
GM
12746285
6.6L diesel, sensors, at exh pipe. 6.6L diesel, sensors, at converter. 6.6L diesel, sensors, 2024-26, #2.
$97.93
Secondary Air Injection Pipe
GM
12648985
3.6L with flex fuel. Helps maintain controlled air flow to proper air injection components
This GM Genuine Part is designed, engineered,...
$322.28
Heated Oxygen Sensor
GM
12577588
All models. 4.2l. Front. Detects oxygen content in the exhaust gases to help optimize emissions
This GM Genuine Part is designed,...
$124.16
Heated Oxygen Sensor
GM
12578576
This part requires programming and/or special setup procedures GM Service Information describes the procedures and special tools needed...
$175.90
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
$83.54
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...
$94.28
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
$8.58
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...
$348.96
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...
$218.06
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...
$68.74
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,...
$455.85
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...
$127.12
Air Injection Valve
GM
12619127
California emissions, front. Seville. Helps prevent exhaust from entering air pump
This GM Genuine Part is designed, engineered, and...
$568.86
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
$53.56
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
$27.04
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