Emission Systems
availability
Vent Hose
GM
86551528
Awd. Fwd. Traverse. 2.5l. Acadia. 2.5l.
$30.84
MSRP $51.40
Save $20.56
40% Off 
Heated Oxygen Sensor
GM
12580466
Impala, Monte Carlo. 5.3l. Grand Prix. Front. 5.3l. At manifold, 5.3L. LaCrosse. CTS. Engine control. 6.0l. This part requires...
$74.29
MSRP $129.21
Save $54.92
42.5% Off 
Pressure Sensor
GM
40009562
6.6L diesel, exhaust pressure differential sensor. 3.0L diesel 2025-26 sensors. 3.0L diesel low pressure.
$27.43
MSRP $42.20
Save $14.77
35% Off 
Vapor Canister Vent Hose
GM
84428900
With awd. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$64.02
MSRP $111.34
Save $47.32
42.5% Off 
Secondary Air Injection Pump Hose
GM
15783309
Seville. All. Left. California emissions. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed...
$93.98
MSRP $143.37
Save $49.39
34.4% Off 
Vapor Canister Vent Hose
GM
84639339
6.6L gas, filler pipe. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$54.86
MSRP $91.44
Save $36.58
40% Off 
Exhaust Gas Recirculation (EGR) Pipe Gasket
GM
55581609
1.8L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$5.88
MSRP $9.04
Save $3.16
35% Off 
Emission Reduction Fluid Injector
GM
55501991
2017-20, emission reduction system. Express, savana. 2.8l diesel. Canyon, Colorado. 2.8l diesel. 1.6L, reduction tank & components....
$174.56
MSRP $317.38
Save $142.82
45% Off 
Vapor Canister
GM
85158838
Enclave. 3.6L. Acadia. Traverse Limited.
$189.76
MSRP $354.35
Save $164.59
46.4% Off 
Heated Oxygen Sensor
GM
12634064
This part requires programming and/or special setup procedures GM Service Information describes the procedures and special tools needed...
$92.54
MSRP $160.94
Save $68.40
42.5% Off 
Exhaust Gas Recirculation (EGR) Valve Gasket
GM
55497054
1.6L, egr cooler, large. Equinox, Terrain. 1.6l diesel. Cruze. 1.6l. Helps provide a leak-free seal
Allows exhaust pollutants to enter...
$5.88
MSRP $9.04
Save $3.16
35% Off 
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...
$73.09
MSRP $127.12
Save $54.03
42.5% Off 
Heated Oxygen Sensor
GM
12669969
LaCrosse. 3.6l. Volt. Upper. Regal Sportback. 3.6l. Downstream. This part requires programming and/or special setup procedures GM...
$44.71
MSRP $74.52
Save $29.81
40% Off 
Engine Coolant Air Bleed Pipe
GM
12683453
CTS. 2.0l. Bleed. 2.0L turbo, 2014-2017. Sedan, 2.0L turbo. 2016-18. Coupe, 2.0L turbo. This GM Genuine Part is designed, engineered,...
$22.50
MSRP $28.85
Save $6.35
22% Off 
Secondary Air Injection Shut-Off and Check Valve
GM
12652896
Calif. A.i.r. Pump, 3.6L with pzev. CTS. 3.6l. Left. Helps prevent exhaust from entering air pump
This GM Genuine Part is designed,...
$151.04
MSRP $262.68
Save $111.64
42.5% Off 
Positive Crankcase Ventilation (PCV) Hose Fitting Seal
GM
12605720
2.0L turbocharged. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$6.02
MSRP $9.26
Save $3.24
35% Off 
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
$65.63
MSRP $114.14
Save $48.51
42.5% Off 
Vapor Canister
GM
84437084
Envision. 2.0l. All. Helps reduce harmful pollutants from entering the atmosphere
Captures fuel vapors to be re-burned in the engine
$346.41
MSRP $647.50
Save $301.09
46.5% Off 
Egr Pipe
GM
12688016
Silverado, Sierra 2500 HD. To egr valve. Silverado, Sierra 3500 HD. 6.6L diesel, egr valve & related components, 2017-19. Sierra,...
$98.42
MSRP $171.16
Save $72.74
42.5% Off 
Positive Crankcase Ventilation Tube
GM
12670792
4.3L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$27.29
MSRP $41.98
Save $14.69
35% Off 
Fuel Tank Filler Vent Hose
GM
84136766
Diesel, with 2.8L, fuel tank & components. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed...
$44.18
MSRP $73.63
Save $29.45
40% Off 
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...
$183.04
MSRP $332.80
Save $149.76
45% Off 
Vapor Canister Purge Tube
GM
12616192
6.0 6.2L without supercharged 7.0L. #1. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by...
$42.25
MSRP $70.42
Save $28.17
40% Off 
5-Way Female Black Multi-Purpose Pigtail
GM
15306175
3.4L, 2002-05. 3.4L, 2000-01. Protective outer coverings help provide long-lasting durability
Color-coded wires allow for easy...
$45.58
MSRP $75.98
Save $30.40
40% Off 
Module
GM
12746285
6.6L diesel, sensors, at exh pipe. 6.6L diesel, sensors, at converter. 6.6L diesel, sensors, 2024-26, #2.
$67.00
MSRP $97.93
Save $30.93
31.6% Off 
Emission Reduction Fluid Injector
GM
55504303
1.6L, front section. Cruze. 1.6l. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by...
$135.50
MSRP $206.73
Save $71.23
34.5% Off 
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
$41.47
MSRP $69.12
Save $27.65
40% Off 
Heated Oxygen Sensor
GM
12666672
Front. Without vsport. Upper. ATS. 3.6l. Canister & sensors, 3.6L. Camaro. 3.6l. Without v-series. Pre-catalyst. This part requires...
$44.89
MSRP $74.82
Save $29.93
40% Off 
Heated Oxygen Sensor
GM
12572707
All models. 8.1l. Left. Rear of converter, 8.1l. This part requires programming and/or special setup procedures GM Service Information...
$84.39
MSRP $146.77
Save $62.38
42.5% Off 
Exhaust Gas Recirculation (EGR) Valve
GM
98025695
6.6L diesel. Silverado, sierra. 6.6l. All models. 6.6l. This GM Genuine Part is designed, engineered, and tested to rigorous standards...
$310.73
MSRP $509.48
Save $198.75
39% Off 
Vapor Canister Purge Valve Hose
GM
23287620
Location-Vapor Canister. Incl.Hose. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by...
$60.12
MSRP $104.56
Save $44.44
42.5% Off 
Heated Oxygen Sensor
GM
12637297
This part requires programming and/or special setup procedures GM Service Information describes the procedures and special tools needed...
$50.14
MSRP $83.57
Save $33.43
40% Off 
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
$34.55
MSRP $50.52
Save $15.97
31.6% Off 
Positive Crankcase Ventilation (PCV) Hose
GM
12606566
2.0L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$34.25
MSRP $57.08
Save $22.83
40% Off 
Fuel Tank Vent Pipe
GM
12777878
Location-Vapor Canister. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$82.40
MSRP $119.43
Save $37.03
31% Off 
Heated Oxygen Sensor
GM
12680470
CT6. 4.2l. Canister & sensors, 4.2l twin-turbo, bank 2 sensor 2. This part requires programming and/or special setup procedures GM...
$62.46
MSRP $91.32
Save $28.86
31.6% Off 
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...
$58.02
MSRP $96.70
Save $38.68
40% Off 
Secondary Air Injection Pipe
GM
12629518
2.4L air injection system. Pipe assy. Helps maintain controlled air flow to proper air injection components
$87.06
MSRP $151.40
Save $64.34
42.5% Off 
Vapor Canister Air Inlet Hose
GM
84565279
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$65.63
MSRP $114.14
Save $48.51
42.5% Off 
Fuel Tank Filler Hose
GM
22848181
Filler pipe components. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$26.82
MSRP $34.38
Save $7.56
22% Off 
Secondary Air Injection Pump Check Valve Gasket
GM
12564682
California emissions. 4.6L. Air injection system, 3.5L. Valve to Right Inlet Pipe. Helps maintain controlled air flow to proper air...
$10.30
MSRP $15.84
Save $5.54
35% Off 
Outlet Hose
GM
12719125
6.6L diesel, egr valve & related components, 2017-19. Cooler. Outlet. Valve to Pipe.
$12.00
MSRP $18.46
Save $6.46
35% Off 
Multi-Purpose Nut
GM
11546441
1.4L, center and rear section, hatchback, to pipe, type 2. 1.8L, center and rear. 2.0L turbo 2019. Helps align and secure various...
$0.29
MSRP $0.37
Save $0.08
21.6% Off 
Solenoid
GM
86281825
Filler pipe, gas. Tahoe. 5.3l. Suburban. 5.3l. Suburban. 6.2l. Tahoe. 6.2l. Yukon. 5.3l. Yukon. 6.2l.
$76.18
MSRP $132.48
Save $56.30
42.5% Off 
Solenoid
GM
85753450
4.3, 5.3, 6.2L. Location-Vapor Canister. Silverado, sierra. 5.3l. Silverado, sierra. 6.2l. Silverado, sierra. 2.7l. With regular cab....
$52.97
MSRP $88.28
Save $35.31
40% Off 
M6x1x25 Multi-Purpose Bolt
GM
11562426
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$8.65
MSRP $11.66
Save $3.01
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