Emission Systems
2007-2024 GM - Multi-Purpose Nut
GM
11516076
Engine compartment. 1.8L. Coupe, with awd. 3.6L. 3.0L. Sedan, with awd. 2.4L air injection system. 3.5L. Air injection system, 2009. To...
$6.02
MSRP $8.13
Save $2.11
26% Off 
2011-2012 GM - 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
$10.56
MSRP $16.50
Save $5.94
36% Off 
2008 Buick Enclave - Positive Crankcase Ventilation (PCV) Tube
GM
12594578
2008 This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$8.03
MSRP $11.00
Save $2.97
27% Off 
2013-2023 GM - Heated Oxygen Sensor
GM
12683553
Lower. ATS. 2.0l. CTS. 2.0l. Canister & sensors, 2.0L turbo. CT6. 2.0l. Bank 1 sensor 2. Camaro. 2.0l. ATS. 2.5l. Sedan, canister &...
$62.79
MSRP $113.14
Save $50.35
44.5% Off 
2012-2013 GM - Passenger Side Secondary Air Injection Shut-Off and Check Valve
GM
12633750
Impala. 3.6l. Right. 3.6L with flex fuel. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed...
$187.25
MSRP $343.90
Save $156.65
45.6% Off 
2019-2024 GM - Passenger Side Positive Crankcase Ventilation (PCV) Fresh Air Tube
GM
12700664
6.6L gas. 5.3 & 6.2L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$15.25
MSRP $21.41
Save $6.16
28.8% Off 
2005-2009 GM - Exhaust Gas Recirculation (EGR) Valve Pipe
GM
19435042
3.4L.
$103.31
MSRP $186.14
Save $82.83
44.5% Off 
2011-2017 GM - Heated Oxygen Sensor
GM
12640115
2.0L turbo. Regal. 2.0l. Downstream. Verano. 2.0l. This part requires programming and/or special setup procedures GM Service Information...
$108.47
MSRP $195.44
Save $86.97
44.5% Off 
2017-2022 GM - Positive Crankcase Ventilation Foul Air Tube
GM
12703921
2017-21 3.6L. foul air. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$38.87
MSRP $67.60
Save $28.73
42.5% Off 
1992-2024 GM - M10x1.5 Multi-Purpose Nut
GM
11514597
Helps align and secure various components
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed...
$5.95
MSRP $9.16
Save $3.21
35% Off 
2016-2023 GM - Heated Oxygen Sensor
GM
12652845
2.0L turbo. CTS. 2.0l. Upper. Envision. 2.0l. Bank 1 sen 1. Equinox, Terrain. 2.0l. Upstream. Detects oxygen content in the exhaust...
$57.47
MSRP $99.94
Save $42.47
42.5% Off 
2017 Buick LaCrosse - Vapor Canister Purge Hose
GM
84022609
3.6L, with awd, #1. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$58.12
MSRP $104.72
Save $46.60
44.5% Off 
1987-1996 GM - Exhaust Gas Recirculation (EGR) Valve Kit with Gasket
GM
19210683
Over GVW 8,500 Lbs. Stamped #17087185. G10-30 vans. 5.7l. This GM Genuine Part is designed, engineered, and tested to rigorous standards...
$85.13
MSRP $153.39
Save $68.26
44.5% Off 
2005-2017 GM - Vapor Canister Purge Solenoid Valve Bracket
GM
12577830
6.0L. 2011-15. 6.2L without supercharger. 6.0 & 6.2L. 2011-15, 7.0L. 2010, 6.2L. This GM Genuine Part is designed, engineered, and...
$9.95
MSRP $15.54
Save $5.59
36% Off 
2010-2016 GM - EGR Cooler
GM
12656036
2010-16, egr valve & related components. Express, savana. 6.6l diesel. All. This GM Genuine Part is designed, engineered, and tested to...
$587.91
MSRP $1,079.71
Save $491.80
45.5% Off 
2019-2024 GM - Heated Oxygen Sensor
GM
12670253
4.3, 5.3, 6.2L. Silverado, sierra. 5.3l. Lower. Silverado, Sierra 2500 HD. Gas. Rear. Silverado, sierra. 6.2l. Silverado, Sierra 3500...
$47.58
MSRP $82.74
Save $35.16
42.5% Off 
2000-2003 GM - Secondary Air Injection Pump
GM
12568324
Express, savana. 4.3l, 5.7l, 8.1l. 4.3, 4.8, 5.3 & 8.1L, 4.3, 4.8, 5.3 & 8.1L. S-series. 2.2l. S-series. 4.3l. All models. 8.1l. Pump...
$212.71
MSRP $390.67
Save $177.96
45.6% Off 
2012-2024 GM - Positive Crankcase Ventilation Tube
GM
12680863
3.6L. Enclave. To air cleaner. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General...
$23.35
MSRP $37.36
Save $14.01
37.5% Off 
2019-2024 GM - Vapor Canister Air Inlet Opening Cover Seal
GM
55498645
2.0L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$3.03
MSRP $4.66
Save $1.63
35% Off 
2021-2024 GM - Exhaust Gas Recirculation (EGR) Outlet Pipe Gasket
GM
55496936
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$0.74
MSRP $1.14
Save $0.40
35.1% Off 
2020-2024 GM - Exhaust Gas Recirculation (EGR) Cooler Inlet Pipe Gasket
GM
55497083
For EGR Tube. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$0.69
MSRP $1.06
Save $0.37
34.9% Off 
2024-2025 GM - Fluid Pipe
GM
84923595
6.6L diesel, emission reduction system.
$60.79
MSRP $109.54
Save $48.75
44.5% Off 
2017-2024 GM - Exhaust Gas Recirculation (EGR) Pipe Gasket
GM
12688014
6.6L diesel, egr valve & related components, 2017-19, upper. 6.6L diesel, lower. This GM Genuine Part is designed, engineered, and...
$15.04
MSRP $24.06
Save $9.02
37.5% Off 
2020-2024 GM - Exhaust Gas Recirculation (EGR) Cooler Inlet Pipe
GM
55514988
Suburban. 3.0l diesel. Cooler. Tahoe. 3.0l diesel. Height pressure system. To valve. Yukon. 3.0l diesel. 3.0L diesel high pressure....
$16.29
MSRP $26.06
Save $9.77
37.5% Off 
2021-2024 GM - EGR Cooler Inlet Pipe Gasket
GM
55496996
This GM Genuine part is designed, engineered and tested to rigorous standards, and are backed by General Motors
$3.50
MSRP $5.38
Save $1.88
34.9% Off 
Oxygen Sensor
GM
12705843
Traverse. 2.5l. Downstream. Acadia. 2.5l.
$15.40
MSRP $24.64
Save $9.24
37.5% Off 
2000-2003 GM - Oxygen Sensor
GM
12563848
S-series. 2.2l. Cavalier, Sunfire. 2.2l. Ohv. Front, 2.2L. 2.2L, manifold. Detects oxygen content in the exhaust gases to help optimize...
$50.32
MSRP $87.52
Save $37.20
42.5% Off 
2005-2009 GM - Vapor Canister
GM
15107219
All models. 4.2l. 113 wheelbase. Uplander. 113 wheelbase. All models. 6.0l. 5.3L. Short wheel base. Helps reduce harmful pollutants from...
$258.31
MSRP $474.40
Save $216.09
45.6% Off 
Positive Crankcase Ventilation Foul Air Tube
GM
12681076
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$90.01
MSRP $142.26
Save $52.25
36.7% Off 
2010-2024 GM - Ignition Relay
GM
13598349
Vacuum pump. Rear compartment, #3. Rear compartment. black. Engine compartment. Delco #13500119. This GM Genuine Part is designed,...
$15.58
MSRP $24.92
Save $9.34
37.5% Off 
2008-2009 Pontiac G8 - Vapor Canister Vent Solenoid
GM
19329627
G8. Controls fresh air flow to the canister
Sends fuel vapors to the engine for re-burn
Helps control fuel tank pressure
This GM Genuine...
$32.59
MSRP $56.68
Save $24.09
42.5% Off 
2016-2022 GM - Heated Oxygen Sensor
GM
12669867
2.0L turbo. Regal Sportback. 2.0l. Upstream. Regal TourX. Malibu. 2.0l. This part requires programming and/or special setup procedures...
$55.60
MSRP $96.70
Save $41.10
42.5% Off 
Harness
GM
85045675
Emission reduction system, 3.0L diesel.
$110.69
MSRP $199.44
Save $88.75
44.5% Off 
Vapor Canister Solenoid
GM
86772954
Dual Fuel Tanks. Location-Vapor Canister.
$37.36
MSRP $64.98
Save $27.62
42.5% Off 
2009-2010 Pontiac Vibe - Vapor Canister Purge Valve
GM
88975743
2.4L. Controls vapor flow from canister to engine
$43.42
MSRP $75.53
Save $32.11
42.5% Off 
2010-2022 GM - Diesel Emissions Fluid (DEF) Tank Filler Hose
GM
20945532
2010-16, emission reduction system. 2017-20, emission reduction system. This GM Genuine Part is designed, engineered, and tested to...
$41.34
MSRP $71.90
Save $30.56
42.5% Off 
2004-2009 GM - Heated Oxygen Sensor
GM
19209814
LaCrosse. Bonneville, LeSabre. Grand Prix. Lucerne. Park Avenue. 3.8l. At manifold. With supercharger 1998-2005, manifold. This part...
$66.76
MSRP $120.28
Save $53.52
44.5% Off 
2017-2022 GM - Emission Reduction Fluid Exhaust Front Pipe Injector Supply Pipe
GM
84593740
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$294.99
MSRP $541.76
Save $246.77
45.5% Off 
Air Tube
GM
12662884
3.0L twin-turbo, wastegate system, bypass valve, rear.
$39.51
MSRP $60.29
Save $20.78
34.5% Off 
2008-2012 GM - Vapor Canister
GM
15861966
Malibu. 2.4l, 3.5l. 3.5L, 2007-10, california. Vapor canister/oxygen sensor, with pzev. 2.4L, california. Helps reduce harmful...
$367.96
MSRP $675.78
Save $307.82
45.6% Off 
1996-2002 GM - Heated Oxygen Sensor
GM
19178918
Detects oxygen content in the exhaust gases to help optimize emissions
This GM Genuine Part is designed, engineered, and tested to...
$81.33
MSRP $146.54
Save $65.21
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