Emission Systems
Engine Coolant Pipe Gasket
GM
12737098
EGR Cooling Pipes. 6.6L diesel 2017-19 egr valve & related components.
$1.24
MSRP $1.90
Save $0.66
34.7% Off 
2019-2021 GM - Oxygen Sensor
GM
12702181
Silverado, sierra. 4.3l. Upstream. Right. 4.3, 5.3, 6.2L, 4.3L.
$48.28
MSRP $87.18
Save $38.90
44.6% Off 
Sensor
GM
12747536
Silverado, Sierra 2500 HD. Front. Silverado, Sierra 3500 HD. 6.6L diesel, sensors, 2024-26.
$115.01
MSRP $214.48
Save $99.47
46.4% Off 
Exhaust Temp Sensor
GM
12737537
6.6L diesel, sensors, at muffler & pipe, posn 3. 6.6L diesel, sensors, 2024-26, exhaust particulate.
$83.25
MSRP $155.24
Save $71.99
46.4% Off 
Vapor Canister
GM
26334031
Awd. Equinox. 1.5l. Fwd. Terrain. 1.5l.
$136.01
MSRP $253.64
Save $117.63
46.4% Off 
2020-2024 GM - 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
$3.39
MSRP $4.57
Save $1.18
25.8% Off 
2004-2005 GM - Exhaust Gas Recirculation (EGR) Pipe Gasket
GM
97303656
EGR Valve To Intake. Straight Bolt Pattern. All models. 6.6l. To cooler. Upper. Center. This GM Genuine Part is designed, engineered,...
$12.80
MSRP $18.74
Save $5.94
31.7% Off 
2011-2016 GM - Diesel Emissions Fluid (DEF) Supply Pump Module
GM
22902634
Silverado, sierra. Express, savana. 6.6l diesel. 6.6L diesel, emission reduction system, 2015-16. With diesel, emission reduction...
$491.89
MSRP $917.28
Save $425.39
46.4% Off 
2010-2017 GM - 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...
$213.28
MSRP $397.72
Save $184.44
46.4% Off 
1990-2005 GM - 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...
$25.44
MSRP $44.34
Save $18.90
42.6% Off 
2019-2022 GM - Exhaust Temperature Sensor
GM
55499760
Location-Diesel Particulate Filter. Helps provide accurate temperature detection
Heat and vibration resistant for operating efficiently
$33.51
MSRP $60.52
Save $27.01
44.6% Off 
2016-2022 GM - Diesel Emissions Fluid (DEF) Supply Pump Module Seal
GM
22961657
2017-20, emission reduction system. 6.6L diesel, emission reduction system, 2017-19. 1.6L, reduction tank & components, sedan. 2.8L...
$15.35
MSRP $26.76
Save $11.41
42.6% Off 
2020-2024 GM - 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...
$50.57
MSRP $91.32
Save $40.75
44.6% Off 
2012-2019 GM - Heated Oxygen Sensor
GM
12634064
This part requires programming and/or special setup procedures GM Service Information describes the procedures and special tools needed...
$86.30
MSRP $160.94
Save $74.64
46.4% Off 
2020-2025 GM - Vapor Canister
GM
85158843
Blazer. 2.5l. Acadia. 2.5l. 3.6L. XT6.
$177.88
MSRP $347.50
Save $169.62
48.8% Off 
2011-2021 GM - Heated Oxygen Sensor
GM
55572993
Encore. Eng. vin b - luv. Upstream. Without high output, all. Cruze, Cruze Limited. 1.4l. 1.4L turbo. Sonic. Front. 1.4l. Trax. Without...
$54.28
MSRP $98.02
Save $43.74
44.6% Off 
2009-2015 Cadillac CTS - 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
$16.66
MSRP $29.04
Save $12.38
42.6% Off 
2010-2016 Buick LaCrosse - 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
$22.90
MSRP $39.92
Save $17.02
42.6% Off 
Position 1 Exhaust Temperature Sensor
GM
55511825
1.6L, sensors, position 1. Equinox, Terrain. 1.6l diesel. Position 1 upper cat. 1.6L, front section, #1.
$43.20
MSRP $78.02
Save $34.82
44.6% Off 
2017-2019 GM - Emission Reduction Fluid Tank Reservoir Wire Harness
GM
84837085
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$87.62
MSRP $163.40
Save $75.78
46.4% Off 
Vapor Canister
GM
84847379
Corvette. With hybrid. Labeled 84847379.
$189.49
MSRP $353.36
Save $163.87
46.4% Off 
2016-2019 Cadillac CT6 - 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
$31.88
MSRP $50.52
Save $18.64
36.9% Off 
2020-2024 Chevrolet - Fuel Tank Filler Vent Hose
GM
84492938
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$33.79
MSRP $50.84
Save $17.05
33.5% Off 
F (S)Canister
GM
85161071
ATS. Without v-series. Federal. Acdelco# 84082816.
$109.98
MSRP $205.10
Save $95.12
46.4% Off 
2016-2020 GM - Vapor Canister
GM
84106544
Silverado, sierra. 6 ft. box. Double & crew cab. Helps reduce harmful pollutants from entering the atmosphere
Captures fuel vapors to be...
$208.90
MSRP $389.55
Save $180.65
46.4% Off 
2012-2015 GM - Secondary Air Injection Pump Air Cleaner Hose
GM
23109220
With pzev. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$30.31
MSRP $46.33
Save $16.02
34.6% Off 
2008-2016 GM - 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...
$132.17
MSRP $246.46
Save $114.29
46.4% Off 
2014-2019 Chevrolet Corvette - 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
$33.31
MSRP $60.16
Save $26.85
44.6% Off 
Exhaust Gas Temperature (Egt) Sensor
GM
98299542
Position 2.
$103.47
MSRP $192.96
Save $89.49
46.4% Off 
2016-2019 Chevrolet Cruze - Vapor Canister Purge Pipe
GM
13408650
1.4L. This GM Genuine part is designed, engineered and tested to rigorous standards, and are backed by General Motors
$240.75
MSRP $448.96
Save $208.21
46.4% Off 
2004-2012 GM - Vapor Canister
GM
19209329
Canyon, Colorado. Hummer H3. With H3T. Helps reduce harmful pollutants from entering the atmosphere
Captures fuel vapors to be re-burned...
$247.13
MSRP $460.84
Save $213.71
46.4% Off 
2010-2011 Cadillac SRX - 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
$1.46
MSRP $1.96
Save $0.50
25.5% Off 
2004-2012 GM - 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
$19.36
MSRP $33.74
Save $14.38
42.6% Off 
2004-2016 GM - Vapor Canister
GM
22963841
Suburban, Yukon XL. 5.3l. Avalanche. 1/2 ton. 6.0l. Hummer H2. Escalade EXT, esv. Helps reduce harmful pollutants from entering the...
$204.85
MSRP $382.00
Save $177.15
46.4% Off 
2014-2016 GM - 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...
$178.46
MSRP $332.80
Save $154.34
46.4% Off 
2001-2002 Oldsmobile Aurora - 1-Way Female Gray Multi-Purpose Pigtail
GM
15306070
3.5L. Protective outer coverings help provide long-lasting durability
Color-coded wires allow for easy installation
$19.90
MSRP $34.69
Save $14.79
42.6% Off 
2007-2010 GM - Exhaust Temperature Sensor
GM
12623113
Helps provide accurate temperature detection
Heat and vibration resistant for operating efficiently
$179.30
MSRP $334.34
Save $155.04
46.4% Off 
2008-2016 GM - Heated Oxygen Sensor
GM
12612571
Express, savana. Gas. Rear. This part requires programming and/or special setup procedures GM Service Information describes the...
$94.33
MSRP $175.90
Save $81.57
46.4% Off 
2011-2018 Chevrolet - Vapor Canister Purge Solenoid Valve Bracket
GM
55575565
Without diesel 1.8L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$15.87
MSRP $27.66
Save $11.79
42.6% Off 
1985-1989 GM - Exhaust Gas Recirculation (EGR) Valve Kit with Gasket
GM
19210684
5.0l. Throttle body injection. Auto trans. Tuned port injection. Manual trans. This GM Genuine Part is designed, engineered, and tested...
$90.12
MSRP $168.05
Save $77.93
46.4% Off 
2006-2010 GM - Vapor Canister without Vent Valve Solenoid
GM
15250111
Sky. Solstice. Helps reduce harmful pollutants from entering the atmosphere
Captures fuel vapors to be re-burned in the engine
$174.56
MSRP $325.50
Save $150.94
46.4% Off 
2000-2009 GM - Exhaust Gas Recirculation (EGR) Valve Cover Gasket
GM
24506939
Helps provide a leak-free seal
Allows exhaust pollutants to enter the engine for re-burn
Helps the engine emission system operate...
$11.59
MSRP $20.22
Save $8.63
42.7% Off 
2020-2022 GM - Harness
GM
84836850
3.0L diesel, emission reduction system.
$116.36
MSRP $216.98
Save $100.62
46.4% Off 
2011-2018 GM - Vapor Canister Vent Solenoid
GM
84148818
Regular cab. 8 ft. box. Silverado, sierra. Crew cab. Controls fresh air flow to the canister
Sends fuel vapors to the engine for...
$71.79
MSRP $131.54
Save $59.75
45.4% Off 
2017-2019 Chevrolet Cruze - Nitrogen Oxides Sensor
GM
24001907
1.6L, sensors, 1st design. This part requires programming and/or special setup procedures. GM Service Information describes the...
$381.89
MSRP $712.14
Save $330.25
46.4% Off 
2019-2021 GMC Sierra 1500 - Vapor Canister Purge Tube
GM
12629696
4.3, 5.3, 6.2L, 4.3L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$13.13
MSRP $22.88
Save $9.75
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