Emission Systems
availability
Evaporative Emission Canister
GM
84325521
Silverado, Sierra 2500 HD. Silverado, Sierra 3500 HD. 6.6L gas. Helps reduce harmful pollutants from entering the atmosphere
Captures...
$179.02
MSRP $326.98
Save $147.96
45.3% Off 
Heated Oxygen Sensor
GM
12687606
Silverado, sierra. 5.3l. Upper. Right. 4.3, 5.3, 6.2L, 5.3, 6.2L. Silverado, sierra. 6.2l. This part requires programming and/or special...
$49.94
MSRP $87.62
Save $37.68
43% Off 
Vent Control Solenoid
GM
84648332
1.3L turbo. Encore GX. Trailblazer. 1.2L turbo. Trax. 1.2l. Envista. 1.2l. 2024.
$23.89
MSRP $39.82
Save $15.93
40% Off 
Exhaust Temp Sensor
GM
12737537
6.6L diesel, sensors, at muffler & pipe, posn 3. 6.6L diesel, sensors, 2024-26, exhaust particulate.
$67.70
MSRP $121.98
Save $54.28
44.5% Off 
Heated Oxygen Sensor
GM
12634062
This part requires programming and/or special setup procedures GM Service Information describes the procedures and special tools needed...
$91.97
MSRP $165.72
Save $73.75
44.5% Off 
Egr Valve
GM
40009269
Silverado, sierra. 3.0l diesel. Suburban. 3.0l diesel. Tahoe. 3.0l diesel. Yukon. 3.0l diesel. 3.0L diesel high pressure.
$109.89
MSRP $200.72
Save $90.83
45.3% Off 
Positive Crankcase Ventilation (PCV) Hose
GM
12620302
2.4L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$5.29
MSRP $8.82
Save $3.53
40% Off 
Nitrogen Oxide Sensor
GM
12708006
NOX Sensor. Silverado, Sierra 2500 HD. Rear. Silverado, Sierra 3500 HD. 6.6L diesel, sensors, 2020-23.
$180.84
MSRP $330.30
Save $149.46
45.2% Off 
Vapor Canister Vent Valve
GM
23481275
Vent solenoid valve. Location-Vapor Canister. Avalanche, Escalade EXT. 2010-13. Escalade ESV. Suburban. Yukon XL. Tahoe, Yukon,...
$66.78
MSRP $120.32
Save $53.54
44.5% Off 
Reductant Fluid Injector
GM
12696018
Manufactured to GM OE specification for fit, form, and function
$76.86
MSRP $138.48
Save $61.62
44.5% Off 
Nitrogen Oxides Sensor
GM
24000395
Canyon, Colorado. 2.8l. 2.8L turbo diesel, egr valve & related components, upper. Detects the nitrogen oxide content of the exhaust to...
$283.64
MSRP $518.06
Save $234.42
45.2% Off 
Heated Oxygen Sensor
GM
19316342
City Express. Upstream. This part requires programming and/or special setup procedures GM Service Information describes the procedures...
$220.46
MSRP $402.66
Save $182.20
45.2% Off 
F (S)Sensor
GM
55496256
With diesel, egr valve & related components, upper. Cruze, Cruze Limited. 2.0l. Downstream. Exhaust temp sensor. Position 1.
$55.77
MSRP $97.84
Save $42.07
43% Off 
Emission Reduction Fluid Control Module
GM
84774421
2.8L turbo diesel emission reduction system. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is...
$232.93
MSRP $373.19
Save $140.26
37.6% Off 
Heated Oxygen Sensor
GM
12658647
Verano. 2.4l. Downstream. This part requires programming and/or special setup procedures GM Service Information describes the procedures...
$59.82
MSRP $107.78
Save $47.96
44.5% Off 
Heated Oxygen Sensor
GM
12577588
All models. 4.2l. Front. Detects oxygen content in the exhaust gases to help optimize emissions
This GM Genuine Part is designed,...
$68.90
MSRP $124.16
Save $55.26
44.5% Off 
Heated Oxygen Sensor
GM
55485043
1.8L. This part requires programming and/or special setup procedures GM Service Information describes the procedures and special tools...
$55.72
MSRP $100.40
Save $44.68
44.5% Off 
Nylon Cable Tie
GM
12337820
California emissions. DeVille, without dhs or DTS, upper components. 3.4L. 1991-93, harness retaining. Filler pipe components. This GM...
$0.11
MSRP $0.18
Save $0.07
38.9% Off 
Exhaust System Front Gasket
GM
55580455
1.6L, reduction tank & components. 1.6L, front section. 2.8L turbo diesel emission reduction system. This GM Genuine Part is designed,...
$9.60
MSRP $13.52
Save $3.92
29% Off 
Secondary Air Injection Pipe
GM
12648985
3.6L with flex fuel. Helps maintain controlled air flow to proper air injection components
This GM Genuine Part is designed, engineered,...
$176.45
MSRP $322.28
Save $145.83
45.2% Off 
Secondary Air Injection Pipe
GM
12654274
A.i.r. Pump, 3.6L with pzev. CTS. 3.6l. Helps maintain controlled air flow to proper air injection components
This GM Genuine Part is...
$176.21
MSRP $321.84
Save $145.63
45.2% Off 
Secondary Air Injection Pump Inlet Hose
GM
22826519
2.4L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$52.93
MSRP $92.86
Save $39.93
43% Off 
Positive Crankcase Ventilation Tube
GM
55512285
2.0L turbo. 2.7L turbo. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$8.00
MSRP $11.70
Save $3.70
31.6% Off 
Vapor Canister Purge Tube
GM
12649449
2.0L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$22.88
MSRP $38.14
Save $15.26
40% Off 
Engine Intake Manifold Cover
GM
12655713
1.5L turbo. 1.4L, type 2. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$24.20
MSRP $37.23
Save $13.03
35% Off 
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...
$259.73
MSRP $474.40
Save $214.67
45.3% Off 
Positive Crankcase Ventilation Tube
GM
12667981
4.2L twin-turbo. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$25.44
MSRP $39.16
Save $13.72
35% Off 
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 
Heated Oxygen Sensor
GM
12585999
Rear. Canyon, Colorado. Without 5.3l. 4.2L. This part requires programming and/or special setup procedures GM Service Information...
$110.00
MSRP $200.92
Save $90.92
45.3% Off 
Exhaust Gas Recirculation (EGR) Valve Kit with Gasket
GM
19210655
Stamped #17087196. Under GVW 8,500 Lbs. G10-30 vans. 5.0l. This GM Genuine Part is designed, engineered, and tested to rigorous...
$94.65
MSRP $170.55
Save $75.90
44.5% Off 
Vapor Canister without Vent Valve Solenoid
GM
23294932
Volt. ELR. Helps reduce harmful pollutants from entering the atmosphere
Captures fuel vapors to be re-burned in the engine
This GM...
$171.53
MSRP $313.30
Save $141.77
45.3% Off 
Vapor Canister Vent Hose
GM
84814747
Manufactured to GM OE specification for fit, form, and function
$65.12
MSRP $117.34
Save $52.22
44.5% Off 
Harness
GM
84836850
3.0L diesel, emission reduction system.
$122.13
MSRP $223.06
Save $100.93
45.2% Off 
Positive Crankcase Ventilation (PCV) Hose
GM
12643296
2.4L. PCV hose. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$5.29
MSRP $8.82
Save $3.53
40% Off 
Engine Mount Vacuum Tank
GM
84017372
Sedan, 2.0L turbo, with awd. Coupe, 2.0L turbo, with awd. This GM Genuine Part is designed, engineered, and tested to rigorous standards...
$36.92
MSRP $56.83
Save $19.91
35% Off 
Fuel Tank Filler Vent Hose
GM
84018885
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$50.25
MSRP $74.50
Save $24.25
32.6% Off 
Secondary Air Injection Check Valve
GM
55583592
Sonic. Cruze, Cruze Limited. 1.8l. Without diesel, 1.8L. Helps prevent exhaust from entering air pump
This GM Genuine Part is designed,...
$166.17
MSRP $303.50
Save $137.33
45.2% Off 
Vapor Hose
GM
86589781
Fwd. Traverse. Pump to canister. Acadia.
$79.20
MSRP $142.70
Save $63.50
44.5% Off 
No results found. Here are some helpful search tips:
- Search by a part name. Example: water pump.
- Be less specific. Example: brake instead of ceramic brake.
- Remove information such as make, year or model.
- Can't find the part you are looking for? Contact us and we'll find it for you!