Emission Systems
Heated Oxygen Sensor
GM
12665061
2.4L. This part requires programming and/or special setup procedures GM Service Information describes the procedures and special tools...
$51.41
MSRP $90.20
Save $38.79
43% Off 
Heated Oxygen Sensor
GM
12679935
Upper. 2.7L. This part requires programming and/or special setup procedures GM Service Information describes the procedures and special...
$61.23
MSRP $96.76
Save $35.53
36.7% Off 
Evaporative Emission System Vacuum Leak Pump Filter
GM
84212608
Volt. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$53.82
MSRP $82.81
Save $28.99
35% Off 
Passenger Side Positive Crankcase Ventilation (PCV) Tube
GM
12665107
With supercharger, without zr1. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General...
$78.19
MSRP $140.88
Save $62.69
44.5% 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...
$4.21
MSRP $6.16
Save $1.95
31.7% Off 
Oxygen Sensor
GM
19211437
Detects oxygen content in the exhaust gases to help optimize emissions
This GM Genuine Part is designed, engineered, and tested to...
$20.86
MSRP $34.76
Save $13.90
40% Off 
Nitrogen Oxides Sensor
GM
55515864
Nox. Position 1. 1.6L, sensors. Detects the nitrogen oxide content of the exhaust to help optimize emissions
Manufactured to GM OE...
$385.17
MSRP $706.74
Save $321.57
45.5% 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...
$402.73
MSRP $738.96
Save $336.23
45.5% Off 
Heated Oxygen Sensor
GM
12622643
Lucerne. 3.9L. This part requires programming and/or special setup procedures GM Service Information describes the procedures and...
$98.20
MSRP $176.94
Save $78.74
44.5% Off 
Evaporative Emission Front Pipe
GM
84543205
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$42.07
MSRP $73.80
Save $31.73
43% Off 
Front Vapor Canister Pipe
GM
39053266
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$58.94
MSRP $106.20
Save $47.26
44.5% Off 
Positive Crankcase Ventilation Foul Air Tube
GM
12703915
Coupe, 3.6L. Sedan, 3.6L. 2016-19 3.6L. upper. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is...
$45.41
MSRP $79.66
Save $34.25
43% 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,...
$64.96
MSRP $117.04
Save $52.08
44.5% Off 
Engine Intake Manifold Cover
GM
12646131
2.0L turbo. 2.5L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$159.13
MSRP $254.95
Save $95.82
37.6% Off 
Secondary Air Injection Pump with Bracket
GM
12638135
A.i.r. ATS. 3.6l. Pump, 3.6L with pzev. Calif. CTS. 3.6l. Helps maintain controlled air flow to proper air injection components
This GM...
$183.65
MSRP $335.44
Save $151.79
45.3% Off 
Heated Oxygen Sensor
GM
12643708
Lower. Camaro. 6.2l. This part requires programming and/or special setup procedures GM Service Information describes the procedures and...
$46.11
MSRP $80.90
Save $34.79
43% Off 
Nitrogen Oxides Sensor
GM
24001917
2017-20, egr valve & related components, front. Detects the nitrogen oxide content of the exhaust to help optimize emissions...
$177.76
MSRP $324.68
Save $146.92
45.3% Off 
Vapor Canister Leak Detection Pump
GM
22865478
Volt. Malibu. 1.8l. ELR. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$132.51
MSRP $242.02
Save $109.51
45.2% Off 
Heated Oxygen Sensor
GM
12576131
LaCrosse. Grand Prix. Without supercharger. 3.8L, california. Rear. This part requires programming and/or special setup procedures GM...
$59.60
MSRP $107.40
Save $47.80
44.5% Off 
Heated Oxygen Sensor
GM
12592591
All models. 4.2l. Front. This part requires programming and/or special setup procedures GM Service Information describes the procedures...
$45.55
MSRP $79.91
Save $34.36
43% Off 
Exhaust Temperature Sensor
GM
12683487
6.6L diesel, egr valve & related components, 2017-19, upper, rear. Exhaust temp sensor. 6.6l. Position 2. 6.6L diesel, sensors, at exh...
$46.02
MSRP $80.74
Save $34.72
43% Off 
Oxygen Sensor
GM
89017722
Rear. SRX. CTS. Catalyst monitoring. 3.6l. Detects oxygen content in the exhaust gases to help optimize emissions
This GM Genuine Part...
$95.73
MSRP $172.49
Save $76.76
44.5% Off 
Positive Crankcase Ventilation (PCV) Fresh Air Tube
GM
12670653
2017-21 3.6L. fresh air. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$23.64
MSRP $41.48
Save $17.84
43% Off 
Egr Valve
GM
17113505
Gas engines. Without diesel. Under GVW 8,500 Lbs. Standard.
$72.46
MSRP $130.56
Save $58.10
44.5% 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...
$78.29
MSRP $141.06
Save $62.77
44.5% Off 
Vapor Canister Solenoid
GM
84613139
Controls fresh air flow to the canister
Sends fuel vapors to the engine for re-burn
Helps control fuel tank pressure
$49.11
MSRP $86.16
Save $37.05
43% Off 
Diesel Exhaust Fluid (DEF) Tank Front Bracket
GM
84564754
6.6L diesel, emission reduction system. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by...
$5.48
MSRP $7.61
Save $2.13
28% 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...
$100.26
MSRP $180.64
Save $80.38
44.5% Off 
M8x1.25x25 Multi-Purpose Bolt
GM
11588723
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$0.20
MSRP $0.30
Save $0.10
33.3% Off 
Positive Crankcase Ventilation (PCV) Tube
GM
10141998
2.2L, 1994-97. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$5.42
MSRP $7.92
Save $2.50
31.6% Off 
Heated Oxygen Sensor
GM
12573721
Canyon, Colorado. Without 5.3l. Front. All models. 4.2l. Detects oxygen content in the exhaust gases to help optimize emissions
This GM...
$73.66
MSRP $132.72
Save $59.06
44.5% Off 
Knock Sensor Grommet
GM
12558177
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$12.61
MSRP $18.45
Save $5.84
31.7% Off 
Engine Intake Manifold Runner Control Valve
GM
12625725
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$27.75
MSRP $42.69
Save $14.94
35% Off 
EGR Valve Cooler Gasket
GM
98065521
6.6L diesel 2015-16 egr valve & related components. front cooler. This GM Genuine Part is designed, engineered, and tested to rigorous...
$7.14
MSRP $11.90
Save $4.76
40% Off 
Multi-Purpose Clamp
GM
11570383
Helps prevent leaks
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$31.13
MSRP $45.52
Save $14.39
31.6% Off 
Vapor Canister Air Inlet Filter
GM
20848506
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$26.57
MSRP $38.84
Save $12.27
31.6% 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
$63.35
MSRP $114.14
Save $50.79
44.5% Off 
Vapor Canister Vent Solenoid
GM
20941985
Terraza, Uplander. Impala, Monte Carlo. Relay. Location-Vapor Canister. Round Filter. GTO. Without round shape valve. Grand Prix. 3.6L....
$28.98
MSRP $50.84
Save $21.86
43% Off 
Exhaust Gas Recirculation (EGR) Vacuum Regulator Solenoid Valve
GM
25183355
Aveo, Aveo5. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$40.32
MSRP $62.04
Save $21.72
35% 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
$27.15
MSRP $41.79
Save $14.64
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
$48.88
MSRP $71.46
Save $22.58
31.6% Off 
Evaporative Emission System Vacuum Leak Pump Filter
GM
85513066
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$53.67
MSRP $94.16
Save $40.49
43% Off 
Driver Side Positive Crankcase Ventilation (PCV) Fresh Air Tube
GM
12690758
2016-19, valve cover. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$15.73
MSRP $26.22
Save $10.49
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