Emission Systems
availability
Heated Oxygen Sensor
GM
25180900
Spark. Position 1. This part requires programming and/or special setup procedures GM Service Information describes the procedures and...
$71.89
MSRP $129.54
Save $57.65
44.5% Off 
Fuel Tank Filler Vent Hose
GM
84138743
Double & crew cab filler pipe. 6.5 ft box. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed...
$27.01
MSRP $37.21
Save $10.20
27.4% Off 
Pressure Sensor
GM
24001114
3.0L diesel, sensors, for egr. 3.0L diesel, 2023-26, for egr. 3.0L diesel 2025-26 sensors. type 2.
$25.10
MSRP $41.48
Save $16.38
39.5% Off 
F (S)Canister
GM
85161071
ATS. Without v-series. Federal. Acdelco# 84082816.
$117.02
MSRP $210.84
Save $93.82
44.5% Off 
Secondary Air Injection Pump
GM
12574379
4.2L. Helps maintain controlled air flow to proper air injection components
This GM Genuine Part is designed, engineered, and tested to...
$282.03
MSRP $512.79
Save $230.76
45% Off 
Exhaust Gas Recirculation (EGR) Valve
GM
55510043
Modulates the flow of exhaust gas into the intake manifold to help reduce nitrogen oxide (NOx) emissions
$129.40
MSRP $233.16
Save $103.76
44.5% Off 
Oxygen Sensor
GM
25203197
1.2L turbo. Encore GX. Trailblazer. Trax. Downstream. Envista. 2024. 2025-26.
$36.39
MSRP $55.52
Save $19.13
34.5% Off 
Emission Reduction Fluid Tank Filler Pipe
GM
23342406
6.6L diesel, emission reduction system, crew cab, 8 ft box. This GM Genuine Part is designed, engineered, and tested to rigorous...
$83.32
MSRP $150.12
Save $66.80
44.5% Off 
Diesel Emissions Fluid (DEF) Tank Reservoir Wiring Harness
GM
84113571
6.6L diesel, emission reduction system, 2017-19. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is...
$56.42
MSRP $98.12
Save $41.70
42.5% Off 
Vapor Canister
GM
86801229
XT5. 2.0l. Traverse. 2.5l. Acadia. 2.5l. XT6. 2.0l. Without harness.
$237.55
MSRP $431.20
Save $193.65
44.9% Off 
Air Injection Valve
GM
12619110
4.2L. Helps prevent exhaust from entering air pump
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is...
$200.99
MSRP $365.44
Save $164.45
45% Off 
Vapor Canister Purge Valve
GM
55577313
Cruze, Cruze Limited. 1.4l. Without diesel, 1.4L turbo. Controls vapor flow from canister to engine
$52.16
MSRP $90.72
Save $38.56
42.5% Off 
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
$29.63
MSRP $42.97
Save $13.34
31% Off 
Heated Oxygen Sensor
GM
25180901
Auto trans. Spark. Position 2. This part requires programming and/or special setup procedures GM Service Information describes the...
$80.48
MSRP $145.00
Save $64.52
44.5% Off 
Exhaust Gas Recirculation (EGR) Valve Gasket
GM
97367014
EGR Valve To Intake. Offset Bolt Pattern. Express, savana. 6.6l diesel. 2006-2009, #2. All models. 6.6l. Rectangular. Helps provide a...
$9.84
MSRP $14.27
Save $4.43
31% Off 
Heated Oxygen Sensor
GM
55572216
Cruze, Cruze Limited. 1.4l. Downstream. Without diesel, 1.4L turbo. Cruze, Cruze Limited. 1.8l. Without diesel, 1.8L. This part requires...
$69.05
MSRP $124.42
Save $55.37
44.5% Off 
Canister
GM
42934233
Malibu. 1.5l. Regal Sportback. 2.0l. Fwd. Malibu. 2.0l. 2.0L turbo, without awd, 2nd design.
$168.80
MSRP $306.90
Save $138.10
45% Off 
Exhaust Gas Recirculation Cooler Temperature Sensor
GM
12677346
Silverado, sierra. 6.6l. Position 2. Temp sensor. Silverado, Sierra 2500 HD. Diesel. Silverado, Sierra 3500 HD. This GM Genuine Part is...
$33.26
MSRP $57.84
Save $24.58
42.5% Off 
Positive Crankcase Ventilation (PCV) Hose
GM
12619363
2.4L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$28.08
MSRP $46.42
Save $18.34
39.5% Off 
Fuel Vapor Containment Valve
GM
25949410
Volt. ELR. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$265.07
MSRP $481.94
Save $216.87
45% Off 
Secondary Air Injection Shut-Off and Check Valve
GM
12619111
DTS. 4.6L. Helps prevent exhaust from entering air pump
This GM Genuine Part is designed, engineered, and tested to rigorous standards...
$288.94
MSRP $525.34
Save $236.40
45% Off 
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 
Fluid Pipe
GM
87831176
3.0L diesel, emission reduction system, Escalade.
$69.70
MSRP $125.58
Save $55.88
44.5% Off 
Heated Oxygen Sensor
GM
19353136
Cavalier, Sunfire. 2.2l. Rear, 2.2L. 2.2L, pre converter. Detects oxygen content in the exhaust gases to help optimize emissions
This GM...
$91.58
MSRP $165.01
Save $73.43
44.5% Off 
Heated Oxygen Sensor
GM
92457789
Rear. SS. 6.0L. This part requires programming and/or special setup procedures GM Service Information describes the procedures and...
$55.50
MSRP $96.52
Save $41.02
42.5% Off 
Canister Hose
GM
84886562
5.3 & 6.2L, #1. 6.2L, #1, Escalade ESV.
$84.93
MSRP $153.02
Save $68.09
44.5% Off 
Vapor Canister Purge Tube
GM
12674487
2.0L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$17.06
MSRP $24.75
Save $7.69
31.1% Off 
Secondary Air Injection Pump with Bracket
GM
55569076
Sonic. 1.8l. Helps maintain controlled air flow to proper air injection components
This GM Genuine Part is designed, engineered, and...
$190.47
MSRP $346.30
Save $155.83
45% Off 
Vapor Canister Purge Valve with Bracket
GM
88973527
Vibe. Without awd. Fwd. Controls vapor flow from canister to engine
$87.19
MSRP $157.10
Save $69.91
44.5% Off 
Exhaust Temperature Sensor
GM
12683525
6.6L diesel, egr valve & related components, 2017-19, lower. Exhaust temp sensor. 6.6l. Position 5. 6.6L diesel, sensors, at muffler &...
$46.83
MSRP $81.44
Save $34.61
42.5% Off 
Positive Crankcase Ventilation (PCV) Tube
GM
12609373
6.0L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$21.73
MSRP $35.92
Save $14.19
39.5% Off 
Positive Crankcase Ventilation (PCV) Tube
GM
12594578
2008 This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$7.80
MSRP $11.32
Save $3.52
31.1% Off 
Harness
GM
85108194
6.6L diesel, emission reduction system.
$65.93
MSRP $118.80
Save $52.87
44.5% Off 
Diesel Emissions Fluid (DEF) Supply Pump Module
GM
22902634
Silverado, sierra. Express, savana. 6.6l diesel. 6.6L diesel, emission reduction system, 2015-16. With diesel, emission reduction...
$513.91
MSRP $942.96
Save $429.05
45.5% Off 
Passenger Side Positive Crankcase Ventilation (PCV) Fresh Air Tube
GM
12700664
6.6L gas. 5.3 & 6.2L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$15.17
MSRP $22.01
Save $6.84
31.1% Off 
M10x25 Multi-Purpose Bolt
GM
11516327
1995-05, front. 2017-20, egr valve & related components. Pointed. Z06, zr1 & grand sport. Base & 427. 1992-96 2.2L, rear. 3.8L. Strut...
$3.45
MSRP $5.00
Save $1.55
31% Off 
Reductant Fluid Injector
GM
55515114
Silverado, sierra. Emission reduction system, 3.0L diesel.
Manufactured to GM OE specification for fit, form, and function
$68.01
MSRP $122.54
Save $54.53
44.5% Off 
Turbocharger Gasket
GM
98070023
For EGR Cooler. Inlet. 2010-16 with diesel, 6.6L egr valve & related components.
$6.82
MSRP $11.28
Save $4.46
39.5% Off 
Exhaust Temperature Sensor
GM
12623114
Helps provide accurate temperature detection
Heat and vibration resistant for operating efficiently
$85.53
MSRP $154.08
Save $68.55
44.5% Off 
Secondary Air Injection Pump Hose
GM
20758643
3.9L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$95.09
MSRP $150.30
Save $55.21
36.7% Off 
Vapor Canister
GM
17113332
Helps reduce harmful pollutants from entering the atmosphere
Captures fuel vapors to be re-burned in the engine
This GM Genuine Part is...
$196.42
MSRP $357.12
Save $160.70
45% Off 
Heated Oxygen Sensor
GM
19178939
4.6L. Allante. 4.9L, california. All models. 4.9l. At manifold. Aurora. Detects oxygen content in the exhaust gases to help optimize...
$83.82
MSRP $151.02
Save $67.20
44.5% Off 
Heated Oxygen Sensor
GM
19178958
Detects oxygen content in the exhaust gases to help optimize emissions
This GM Genuine Part is designed, engineered, and tested to...
$73.24
MSRP $131.96
Save $58.72
44.5% Off 
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