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 
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 
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 
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 
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 
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 
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 
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
42.6% Off 
2013-2024 GM - 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...
$6.10
MSRP $10.16
Save $4.06
40% Off 
2017-2019 GM - Diesel Emissions Fluid (DEF) Tank Reservoir Wiring Harness
GM
84113571
6.6L diesel, emission reduction system, 2017-19. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is...
$52.85
MSRP $95.44
Save $42.59
44.6% Off 
2018 Buick - Vapor Canister Air Inlet Hose
GM
84025035
Without awd, 1st design. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$54.37
MSRP $81.82
Save $27.45
33.5% Off 
1998-2000 GM - Vapor Canister Bracket
GM
17113532
Without diesel. all.
$51.37
MSRP $81.36
Save $29.99
36.9% Off 
2016-2019 Cadillac - Engine Mount Vacuum Hose
GM
23234892
Sedan, 2.0L turbo, without awd. Coupe, 2.0L turbo, without awd. Sedan, 2.5L. This GM Genuine Part is designed, engineered, and tested to...
$92.93
MSRP $149.36
Save $56.43
37.8% Off 
2005-2013 Chevrolet Corvette - 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...
$12.81
MSRP $22.32
Save $9.51
42.6% Off 
1987-1996 GM - Exhaust Gas Recirculation (EGR) Valve Kit with Gasket
GM
19210654
All models. 5.0l. Stamped #17087194. Stamped #17087193. Under GVW 8,500 Lbs. Exc.Calif. G10-30 vans. 5.0l. All. 5.7l. This GM Genuine...
$104.73
MSRP $195.30
Save $90.57
46.4% Off 
2002-2007 GM - 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...
$63.00
MSRP $115.44
Save $52.44
45.4% Off 
2013-2018 Chevrolet Sonic - Secondary Air Injection Pump with Bracket
GM
55569076
Sonic. 1.8l. Helps maintain controlled air flow to proper air injection components
This GM Genuine Part is designed, engineered, and...
$180.64
MSRP $336.86
Save $156.22
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