Emission Systems
availability
Multi Purpose Nut
GM
11612078
1.6L, front section. 1.2L turbo. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General...
$1.08
MSRP $1.44
Save $0.36
25% Off 
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,...
$3.09
MSRP $4.12
Save $1.03
25% Off 
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
$3.43
MSRP $4.57
Save $1.14
24.9% Off 
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
$17.16
MSRP $22.88
Save $5.72
25% Off 
Secondary Air Injection Pump
GM
12643965
Impala. 3.6l. Helps maintain controlled air flow to proper air injection components
This GM Genuine Part is designed, engineered, and...
$241.85
MSRP $322.46
Save $80.61
25% Off 
Multi-Purpose Tube
GM
25199833
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$40.07
MSRP $53.42
Save $13.35
25% Off 
Vapor Canister
GM
15733604
Tahoe, Yukon. Suburban, Yukon XL. Avalanche. 5.3l. Escalade EXT, esv. Helps reduce harmful pollutants from entering the atmosphere...
$264.03
MSRP $352.04
Save $88.01
25% Off 
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
$25.10
MSRP $33.46
Save $8.36
25% Off 
Fuel Tank Filler Vent Hose
GM
84492940
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$38.13
MSRP $50.84
Save $12.71
25% Off 
Vapor Canister Purge Valve Bracket
GM
12579283
G5. 2.4l. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$17.96
MSRP $23.94
Save $5.98
25% Off 
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
$21.78
MSRP $29.04
Save $7.26
25% Off 
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...
$20.07
MSRP $26.76
Save $6.69
25% Off 
Emission Reduction Fluid Exhaust Front Pipe Injector Supply Pipe
GM
84974985
This GM Genuine part is designed, engineered and tested to rigorous standards, and are backed by General Motors
$93.68
MSRP $124.90
Save $31.22
25% Off 
Heated Oxygen Sensor
GM
12656543
Downstream. Malibu. 2.4l. 2.4L, with code: aua. This part requires programming and/or special setup procedures GM Service Information...
$135.48
MSRP $180.64
Save $45.16
25% Off 
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
$27.59
MSRP $36.78
Save $9.19
25% Off 
Heated Oxygen Sensor
GM
12644786
Cruze, Cruze Limited. 2.0l. Upstream. With diesel, egr valve & related components. This part requires programming and/or special setup...
$173.54
MSRP $231.38
Save $57.84
25% Off 
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
$21.92
MSRP $29.22
Save $7.30
25% Off 
Vapor Canister Vent Valve
GM
15759044
Location-Vapor Canister. Rectangular. Controls fresh air flow to the canister
Sends fuel vapors to the engine for re-burn
Helps control...
$49.14
MSRP $65.52
Save $16.38
25% Off 
Secondary Air Injection Shut-Off and Check Valve
GM
12619076
Air injection system, 2006-08. Cobalt. 2.2l. Air injection system, 2007-08. Helps prevent exhaust from entering air pump
This GM Genuine...
$341.39
MSRP $455.18
Save $113.79
25% Off 
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...
$473.96
MSRP $526.62
Save $52.66
10% Off 
Vapor Canister Purge Hose
GM
84033917
3.6L, with awd, #1. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$76.62
MSRP $102.16
Save $25.54
25% Off 
Vapor Canister Purge Valve Bracket
GM
55569457
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$3.31
MSRP $4.41
Save $1.10
24.9% Off 
Outlet Hose
GM
24001100
Height pressure system. From cooler. Yukon. 3.0l diesel. 3.0L diesel low pressure. Outlet hose.
$6.00
MSRP $8.00
Save $2.00
25% Off 
Heated Oxygen and Exhaust Temperature Sensor Lead Protector
GM
19316343
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$44.95
MSRP $59.93
Save $14.98
25% Off 
Diesel Emissions Fluid (DEF) Exhaust Front Pipe Injector Supply Pipe
GM
23182419
With diesel, emission reduction system, 2nd design. This GM Genuine Part is designed, engineered, and tested to rigorous standards and...
$206.74
MSRP $275.65
Save $68.91
25% Off 
Secondary Air Injection Pipe Gasket
GM
12604517
Injection Pipe Gasket. Air injection system, 3.5L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is...
$4.35
MSRP $5.80
Save $1.45
25% Off 
Secondary Air Injection Check Valve Kit with Retainers and Bolts
GM
12623091
Air injection system, 2.4L. Malibu. 2.4l. Equinox, Terrain. LaCrosse. Aura. 2.4L, with pzev. Cobalt. 2.2l. Air injection system, 2009....
$251.90
MSRP $335.86
Save $83.96
25% Off 
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...
$261.72
MSRP $348.96
Save $87.24
25% Off 
Turbocharger Coolant Pump Bracket
GM
84661755
Filler pipe, regular cab, type 2. 4.2L twin-turbo, radiator mounted. This GM Genuine Part is designed, engineered, and tested to...
$21.71
MSRP $28.95
Save $7.24
25% Off 
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...
$608.20
MSRP $675.78
Save $67.58
10% Off 
Heated Oxygen Sensor
GM
12696642
CT6. 4.2l. Canister & sensors, 4.2l twin-turbo, bank 1 sensor 2. This part requires programming and/or special setup procedures GM...
$87.90
MSRP $117.20
Save $29.30
25% Off 
Air Injection Valve
GM
01997201
Controls vapor flow from canister to engine
$50.99
MSRP $67.99
Save $17.00
25% Off 
F (S)Hose
GM
86568917
Incl.Hose. Optional. Vendor #84586575.
$107.99
MSRP $143.98
Save $35.99
25% Off 
Auxiliary Vapor Canister
GM
84492877
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$205.41
MSRP $273.88
Save $68.47
25% Off 
Heated Oxygen Sensor
GM
12618010
2.4L. This part requires programming and/or special setup procedures GM Service Information describes the procedures and special tools...
$85.04
MSRP $113.39
Save $28.35
25% Off 
Engine Mount Vacuum Hose
GM
23234890
Coupe, 3.6L twin-turbo. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$87.62
MSRP $116.82
Save $29.20
25% Off 
Exhaust Gas Recirculation Vacuum Regulator Valve Hose
GM
55571661
1.6L, egr cooler. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$14.98
MSRP $19.97
Save $4.99
25% Off 
Heated Oxygen Sensor
GM
12565397
All models. 6.0l. All models. 8.1l. Calif. Express, savana. Over 8500 gvw. Without 7.4L, gas, 8.1l. Front of converter, 6.0l. Front of...
$105.79
MSRP $141.05
Save $35.26
25% Off 
Exhaust Pipe Gasket
GM
12617475
With diesel, emission reduction system. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by...
$16.28
MSRP $21.71
Save $5.43
25% Off 
Heated Oxygen Sensor
GM
12597947
3.6L. Acadia, Acadia Limited. Outlook. Vue. 3.5l. Enclave, Traverse. Vue Hybrid. G6. Rear. 2.4l. Left. 2.4L, 1st design. This part...
$131.93
MSRP $175.90
Save $43.97
25% Off 
Heated Oxygen Sensor
GM
12611127
HHR. Cobalt. Canister & sensors, 2.2L. G5. Front (position 1). 2.4l. This part requires programming and/or special setup procedures GM...
$63.75
MSRP $85.00
Save $21.25
25% Off 
Charge Air Cooler Inlet Air Hose Adapter
GM
55515676
2.0L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$51.18
MSRP $68.24
Save $17.06
25% Off 
Vapor Canister Purge Pipe
GM
20919365
3.6L with flex fuel. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$69.86
MSRP $93.14
Save $23.28
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