Emission Systems
availability
Diesel Emissions Fluid (DEF) Exhaust Front Pipe Injector Supply Pipe
GM
20972739
2010-16 with diesel emission reduction system. front. This GM Genuine Part is designed, engineered, and tested to rigorous standards and...
$36.33
MSRP $57.67
Save $21.34
37% 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.
$103.37
MSRP $200.72
Save $97.35
48.5% Off 
Engine Coolant Pipe Seal
GM
12634281
Sedan, 2.0L turbo. 2016-18. Coupe, 2.0L turbo. Helps prevent leaks in various components of your vehicle
This GM Genuine Part is...
$5.68
MSRP $9.49
Save $3.81
40.1% Off 
M10x1.5 Multi-Purpose Nut
GM
15709703
2.5L. 2007-08. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Collision...
$4.13
MSRP $6.56
Save $2.43
37% 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
$4.50
MSRP $8.58
Save $4.08
47.6% Off 
Positive Crankcase Ventilation Tube Gasket
GM
12671847
6.6L diesel, oil lines. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$4.86
MSRP $9.26
Save $4.40
47.5% 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...
$44.88
MSRP $85.48
Save $40.60
47.5% Off 
M8x1.25 Multi-Purpose Nut
GM
11514519
Coupe, without v. Sedan. 2013-2017. Wagon. Cadillac Escalade EXT. Escalade ESV. 1.8L, front section, #2. 1.6L, front section. Without...
$3.69
MSRP $6.16
Save $2.47
40.1% 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,...
$61.45
MSRP $117.04
Save $55.59
47.5% Off 
Exhaust Temp Sensor
GM
12737537
6.6L diesel, sensors, at muffler & pipe, posn 3. 6.6L diesel, sensors, 2024-26, exhaust particulate.
$81.50
MSRP $155.24
Save $73.74
47.5% Off 
Positive Crankcase Ventilation Tube
GM
12687544
1.5L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$39.97
MSRP $76.14
Save $36.17
47.5% Off 
Vent Control Solenoid
GM
84648332
1.3L turbo. Encore GX. Trailblazer. 1.2L turbo. Trax. 1.2l. Envista. 1.2l. 2024.
$20.34
MSRP $38.74
Save $18.40
47.5% Off 
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...
$164.29
MSRP $319.00
Save $154.71
48.5% Off 
Reductant Fluid Injector
GM
12696018
Manufactured to GM OE specification for fit, form, and function
$72.70
MSRP $138.48
Save $65.78
47.5% Off 
Heated Oxygen Sensor
GM
12589321
This part requires programming and/or special setup procedures GM Service Information describes the procedures and special tools needed...
$79.15
MSRP $150.76
Save $71.61
47.5% Off 
Reductant Control Module
GM
85514348
6.6L diesel, emission reduction system. Emission reduction level. Silverado, Sierra 2500 HD. Silverado, Sierra 3500 HD. Emission...
$105.19
MSRP $204.26
Save $99.07
48.5% Off 
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...
$65.13
MSRP $124.06
Save $58.93
47.5% Off 
Black Multi-Purpose Pigtail
GM
13585858
Protective outer coverings help provide long-lasting durability
Color-coded wires allow for easy installation
$27.37
MSRP $50.88
Save $23.51
46.2% Off 
Inlet Hose
GM
24001342
Silverado, sierra. Thermostat bypass. 530mm. 3.0L diesel low pressure. Inlet hose.
$34.71
MSRP $55.11
Save $20.40
37% Off 
Evaporative Emission Canister
GM
84678053
Helps reduce harmful pollutants from entering the atmosphere
Captures fuel vapors to be re-burned in the engine
$164.56
MSRP $319.54
Save $154.98
48.5% 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,...
$65.17
MSRP $124.16
Save $58.99
47.5% 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...
$33.09
MSRP $55.29
Save $22.20
40.2% Off 
F (S)Sensor
GM
55496256
With diesel, egr valve & related components, upper. Cruze, Cruze Limited. 2.0l. Downstream. Exhaust temp sensor. Position 1.
$51.37
MSRP $97.84
Save $46.47
47.5% Off 
Vapor Canister Vent Hose
GM
84814747
Manufactured to GM OE specification for fit, form, and function
$59.92
MSRP $114.14
Save $54.22
47.5% Off 
Vapor Canister Vent Solenoid
GM
22840968
Sierra, silverado. Regular cab. 6 ft. box. Controls fresh air flow to the canister
Sends fuel vapors to the engine for re-burn
Helps...
$71.74
MSRP $136.64
Save $64.90
47.5% Off 
Vapor Canister Purge Hose
GM
22850205
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$29.83
MSRP $56.82
Save $26.99
47.5% 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,...
$165.97
MSRP $322.28
Save $156.31
48.5% 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
$21.68
MSRP $36.21
Save $14.53
40.1% 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...
$57.94
MSRP $110.36
Save $52.42
47.5% Off 
Valve Gasket
GM
97288794
All models. 6.6l. From back of valve.
$62.08
MSRP $103.70
Save $41.62
40.1% Off 
Exhaust Gas Recirculation (EGR) Valve Cooler
GM
12645820
Silverado, sierra. 6.6l. 6.6L diesel, egr valve & related components, 2015-16, rear. This GM Genuine Part is designed, engineered, and...
$380.56
MSRP $738.96
Save $358.40
48.5% Off 
Emission Reduction Fluid Control Module
GM
84880436
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$102.44
MSRP $195.12
Save $92.68
47.5% 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
$45.02
MSRP $71.46
Save $26.44
37% Off 
Vapor Canister Vent Solenoid
GM
22775864
Sierra, silverado. Crew cab. 6.6 ft. box. Controls fresh air flow to the canister
Sends fuel vapors to the engine for re-burn
Helps...
$85.72
MSRP $163.28
Save $77.56
47.5% 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 $0.20
Save $0.09
45% Off 
Multi-Purpose Hose
GM
09438383
7.0L. With supercharged. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$30.70
MSRP $51.30
Save $20.60
40.2% 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...
$165.75
MSRP $321.84
Save $156.09
48.5% Off 
Secondary Air Injection Shut-Off and Check Valve
GM
12652897
Calif. A.i.r. Pump, 3.6L with pzev. CTS. 3.6l. Right. Helps prevent exhaust from entering air pump
This GM Genuine Part is designed,...
$132.79
MSRP $257.84
Save $125.05
48.5% Off 
Heated Oxygen Sensor
GM
12606671
This part requires programming and/or special setup procedures GM Service Information describes the procedures and special tools needed...
$50.10
MSRP $95.42
Save $45.32
47.5% Off 
Heated Oxygen Sensor
GM
12587785
All models. 5.3l. Rear, 5.3l. 5.3L, front of converter. Detects oxygen content in the exhaust gases to help optimize emissions
This GM...
$55.28
MSRP $105.30
Save $50.02
47.5% Off 
Heated Oxygen Sensor
GM
12665162
Camaro. 6.2l. Lower. Canister & sensors, 6.2l. CTS. 6.2l. This part requires programming and/or special setup procedures GM Service...
$38.41
MSRP $73.16
Save $34.75
47.5% 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,...
$8.17
MSRP $12.97
Save $4.80
37% Off 
Vapor Canister
GM
84555107
Helps reduce harmful pollutants from entering the atmosphere
Captures fuel vapors to be re-burned in the engine
$167.92
MSRP $326.06
Save $158.14
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