Emission Systems
availability
2015-2025 GM - Multi-Purpose Nut
GM
11546377
Helps align and secure various components
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed...
$6.08
MSRP $9.36
Save $3.28
35% Off 
2019-2025 GM - Evaporative Emission Front Pipe
GM
84543205
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$43.62
MSRP $75.86
Save $32.24
42.5% Off 
2006-2011 Chevrolet HHR - Vapor Canister without Vent Valve Solenoid
GM
22728653
HHR. Helps reduce harmful pollutants from entering the atmosphere
Captures fuel vapors to be re-burned in the engine
This GM Genuine...
$208.79
MSRP $383.46
Save $174.67
45.6% Off 
2019-2024 GM - Heated Oxygen Sensor
GM
55489474
XT4. Up stream. Upstream. Upper. Bank 1 sensor 1. Acadia. 2.0l. Blazer. 2.0l. This part requires programming and/or special setup...
$43.71
MSRP $76.01
Save $32.30
42.5% 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...
$17.19
MSRP $27.50
Save $10.31
37.5% Off 
2013-2017 Chevrolet - Vapor Canister Purge Tube
GM
12631952
2.5L. 2.0L turbo. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$18.78
MSRP $30.04
Save $11.26
37.5% Off 
2008-2012 GM - 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...
$72.53
MSRP $130.68
Save $58.15
44.5% Off 
2010 GM - Heated Oxygen Sensor
GM
12618012
This part requires programming and/or special setup procedures GM Service Information describes the procedures and special tools needed...
$112.35
MSRP $206.34
Save $93.99
45.6% Off 
2006-2007 Buick Rendezvous - 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
$11.67
MSRP $16.01
Save $4.34
27.1% Off 
2004-2006 GM - Exhaust Gas Recirculation (EGR) Valve Pipe
GM
12586606
3.5L, wagon. Malibu, Malibu Maxx. 3.5l. 3.5L, sedan. G6. 3.5l. 2nd design. This GM Genuine Part is designed, engineered, and tested to...
$36.81
MSRP $64.03
Save $27.22
42.5% Off 
1994-1999 GM - 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...
$190.01
MSRP $348.96
Save $158.95
45.5% Off 
2006-2012 GM - Heated Oxygen Sensor
GM
12592592
Canyon, Colorado. Without 5.3l. Front. 3.7L. This part requires programming and/or special setup procedures GM Service Information...
$70.78
MSRP $127.54
Save $56.76
44.5% Off 
2007-2012 GM - Air Injection Valve
GM
12619109
Canyon, Colorado. Helps prevent exhaust from entering air pump
This GM Genuine Part is designed, engineered, and tested to rigorous...
$294.77
MSRP $541.36
Save $246.59
45.6% Off 
2006-2011 GM - Heated Oxygen Sensor
GM
12597989
DTS. Lucerne. 4.6L. This part requires programming and/or special setup procedures GM Service Information describes the procedures and...
$91.84
MSRP $165.48
Save $73.64
44.5% Off 
2014-2015 Cadillac ELR - Secondary Air Injection Pump Pipe
GM
55569324
With pzev. Helps maintain controlled air flow to proper air injection components
This GM Genuine Part is designed, engineered, and...
$28.55
MSRP $43.56
Save $15.01
34.5% Off 
2016-2020 GM - Positive Crankcase Ventilation (PCV) Tube
GM
12610077
4.8, 5.3 & 6.0L 2016-20. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$21.50
MSRP $34.40
Save $12.90
37.5% Off 
2019-2021 GM - Positive Crankcase Ventilation Fresh Air Tube
GM
12708535
4.3L.
$20.96
MSRP $33.54
Save $12.58
37.5% Off 
2016-2023 GM - Exhaust Nut
GM
11102751
2.5L, front section. 2.5L, rear section. 2.0L, front section. 1.3L turbo, front section, fwd. 1.2L turbo, front section. 1.6L. 2.0L,...
$3.42
MSRP $4.44
Save $1.02
23% Off 
2021-2024 GM - Fuel Tank Filler Vent Hose
GM
84564116
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$29.45
MSRP $43.28
Save $13.83
32% Off 
2021-2024 GM - Fuel Tank Filler Vent Hose
GM
84711944
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$25.50
MSRP $37.47
Save $11.97
31.9% Off 
2019-2024 GM - Positive Crankcase Ventilation Oil Separator
GM
55509669
Oil Separator Assy. 2.0L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$28.16
MSRP $42.97
Save $14.81
34.5% Off 
2009-2024 GM - M8x1.25x25 Multi-Purpose Bolt
GM
11588723
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$0.22
MSRP $0.30
Save $0.08
26.7% Off 
2018-2020 GM - Evaporative Emission Front Hose
GM
84850440
1.5, 2.0L, 2.0L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$65.12
MSRP $117.34
Save $52.22
44.5% Off 
2021-2024 GM - Emission Reduction Fluid Tank Front Bracket
GM
84933979
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$21.88
MSRP $30.70
Save $8.82
28.7% Off 
2023-2025 GM - Canister Hose
GM
85620642
#1. Colorado. Canyon.
$30.28
MSRP $52.66
Save $22.38
42.5% Off 
2019 Cadillac CT6 - Positive Crankcase Ventilation Tube
GM
55496605
2019 This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$12.42
MSRP $17.02
Save $4.60
27% Off 
2020-2025 Chevrolet Corvette - Fuel Tank Drain Hose
GM
84165192
Filler pipe components. Helps prevent liquid from sitting in pocket and possibly spilling onto paint
This GM Genuine Part is designed,...
$10.33
MSRP $13.64
Save $3.31
24.3% Off 
Oxygen Sensor
GM
12721346
4.3, 5.3, 6.2L. Silverado, sierra. 6.2l. Upstream. Right. Escalade. 6.2l. Suburban. 6.2l. Tahoe. 6.2l. Yukon XL. 6.2l. 6.2L. without...
$38.54
MSRP $67.02
Save $28.48
42.5% Off 
2018-2019 Buick LaCrosse - Vapor Canister Vent Hose
GM
84429641
3.6L, without awd, 2nd design. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General...
$61.80
MSRP $111.36
Save $49.56
44.5% Off 
2015-2016 Chevrolet Impala - Passenger Side Fuel Tank Vent
GM
22986542
Bi-fuel/cng, tank & components. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General...
$23.69
MSRP $33.24
Save $9.55
28.7% Off 
2014 Chevrolet Impala - Secondary Air Injection Pump Inlet Hose
GM
23114563
3.6L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$86.24
MSRP $136.30
Save $50.06
36.7% Off 
2004-2017 GM - 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...
$142.58
MSRP $261.86
Save $119.28
45.6% Off 
2006-2010 GM - Vapor Canister Purge Tube
GM
12586630
Vent hose. 2.4L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$23.63
MSRP $37.80
Save $14.17
37.5% Off 
1995-2016 GM - M6x1.0x20mm Multi-Purpose Bolt
GM
11517518
Bi-fuel/cng, mounting hardware. Sedan,. 2.2L. 3.1L. 3.4L, 2002-05. Gmc & oldsmobile, with xuv. 3.4L, 2000-01. Gxp. 3.0L. This GM Genuine...
$6.47
MSRP $8.74
Save $2.27
26% Off 
1993-1996 GM - Heated Oxygen Sensor
GM
19178938
Without diesel. Gas engines. With gas. 3 wire. Astro, Safari. 4.3l. Front of converter. All models. 3.8l. To converter. Heated (3 wire)....
$75.49
MSRP $136.02
Save $60.53
44.5% Off 
2021-2025 GM - Vapor Canister Solenoid
GM
84957998
Controls fresh air flow to the canister
Sends fuel vapors to the engine for re-burn
Helps control fuel tank pressure
$40.86
MSRP $71.06
Save $30.20
42.5% Off 
2005-2006 GM - Exhaust Gas Recirculation (EGR) Valve Kit with Pipe, Connectors, and Gasket
GM
89018175
Malibu, Malibu Maxx. 3.5l. 1st design. 3.5L, 2005-06. 3.5L, sedan. 3.5L, wagon. G6. 3.5l. 1st design. This GM Genuine Part is designed,...
$228.27
MSRP $419.22
Save $190.95
45.5% Off 
2011 Chevrolet Caprice - Vapor Canister
GM
92222164
Caprice PPV. Helps reduce harmful pollutants from entering the atmosphere
Captures fuel vapors to be re-burned in the engine
$227.14
MSRP $417.16
Save $190.02
45.6% Off 
2017-2018 GM - Vapor Canister Vent Solenoid
GM
84148819
Double & crew cab. crew cab 6.6 ft box. Controls fresh air flow to the canister
Sends fuel vapors to the engine for re-burn
Helps...
$68.93
MSRP $124.20
Save $55.27
44.5% Off 
2023-2024 GM - Vapor Canister
GM
85568874
Equinox, Terrain. 1.5l. Acdelco #85568874.
$154.20
MSRP $283.20
Save $129.00
45.6% Off 
2019-2025 GM - Vapor Canister
GM
85592652
XT4. Envision. 2021-26.
$185.48
MSRP $340.64
Save $155.16
45.5% Off 
2020-2025 GM - Vapor Canister Vent Hose
GM
86774671
6.6L gas, filler pipe, 6.9 ft box.
$74.77
MSRP $134.72
Save $59.95
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