Emission Systems
Exhaust Gas Temperature Sensor
GM
12709275
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$53.23
MSRP $99.48
Save $46.25
46.5% Off 
Positive Crankcase Ventilation (PCV) Tube
GM
12673868
2.0L. 2016-18. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$164.62
MSRP $300.68
Save $136.06
45.3% Off 
Heated Oxygen Sensor
GM
12615194
CTS-v. Rear. Coupe, 6.2L. This part requires programming and/or special setup procedures GM Service Information describes the procedures...
$109.89
MSRP $200.72
Save $90.83
45.3% Off 
Positive Crankcase Ventilation (PCV) Tube
GM
12642631
2.5L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$23.14
MSRP $42.40
Save $19.26
45.4% Off 
Exhaust Gas Recirculation (EGR) Valve Gasket
GM
10077547
4 cylinder. S-series. 2.8l. S-series. 2.2l. Cavalier. 2.2l. Sunfire. 2.2l. Helps provide a leak-free seal
Allows exhaust pollutants to...
$6.05
MSRP $11.10
Save $5.05
45.5% Off 
Upper Oil Pan Bolt
GM
11548002
2.0L turbo. 3.0L diesel. 1.2L. 2019. Magnetic ride control, 5x17mm. 2020. 4.2L twin-turbo left side components. Water hose assy,lower...
$0.21
MSRP $0.34
Save $0.13
38.2% Off 
Heated Oxygen Sensor
GM
12640453
This part requires programming and/or special setup procedures GM Service Information describes the procedures and special tools needed...
$56.23
MSRP $102.94
Save $46.71
45.4% Off 
Heated Oxygen Sensor
GM
12572705
All models. 6.0l. Front, 8.1L. All models. 8.1l. Right. All models. 4.8l. All models. 4.3l. Rear, 8.1l. Silverado, sierra. 5.3l. 6.0L,...
$102.90
MSRP $188.38
Save $85.48
45.4% Off 
M10x1.5 Stainless Steel Exhaust Nut
GM
15032594
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors Collision parts are...
$4.56
MSRP $6.97
Save $2.41
34.6% 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...
$88.06
MSRP $161.20
Save $73.14
45.4% Off 
Passenger Side Positive Crankcase Ventilation (PCV) Tube
GM
12655014
3.0L twin-turbo, small. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$21.32
MSRP $34.30
Save $12.98
37.8% Off 
Vapor Canister
GM
10376010
G6. Malibu Maxx. Malibu. 3.6l. Aura. 3.5l, 3.6l. Malibu Hybrid. 3.5L, wagon. 3.9L. 2.4L. Aura Green Line, Aura. Helps reduce harmful...
$253.57
MSRP $463.14
Save $209.57
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 
Vapor Canister Purge Tube
GM
12571787
Federal emissions, 3.6L, canister to fuel tnk. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is...
$26.67
MSRP $48.86
Save $22.19
45.4% 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...
$41.46
MSRP $75.98
Save $34.52
45.4% Off 
Heated Oxygen Sensor
GM
12618009
Malibu. 2.4l. Rear. All. Vapor canister/oxygen sensor, 2.4L, 2nd design. This part requires programming and/or special setup procedures...
$96.09
MSRP $175.90
Save $79.81
45.4% Off 
Multi-Purpose Clamp
GM
11609970
Extended cab. Crew cab. 2.2L, 1998-2003. Outer. Regular cab. 4 wheel drive. Secondary pump, with california emission, upper pipe. 3.4L....
$3.48
MSRP $5.61
Save $2.13
38% 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,...
$141.17
MSRP $257.84
Save $116.67
45.2% Off 
Oxygen Sensor
GM
12697860
Traverse. 2.5l. Upstream. Acadia. 2.5l.
$20.03
MSRP $36.76
Save $16.73
45.5% Off 
Heated Oxygen Sensor
GM
12597947
3.6L. Acadia, Acadia Limited. Outlook. Vue. 3.5l. Enclave, Traverse. Vue Hybrid. G6. Rear. 2.4l. Left. 2.4L, 1st design. This part...
$96.09
MSRP $175.90
Save $79.81
45.4% Off 
Exhaust Gas Recirculation (EGR) Vacuum Solenoid
GM
10096137
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$117.22
MSRP $214.10
Save $96.88
45.2% Off 
Secondary Air Injection Check Valve Pipe Gasket
GM
12585797
Air injection system, 2006-08. Air injection system, 2007-08. This GM Genuine Part is designed, engineered, and tested to rigorous...
$6.79
MSRP $12.46
Save $5.67
45.5% Off 
Heated Oxygen Sensor
GM
12589380
Sky. 2.0l. Canister & sensors, 2.0l. Cobalt. Front (position 1). 2.0l. Solstice. This part requires programming and/or special setup...
$140.42
MSRP $256.48
Save $116.06
45.3% Off 
Temp Sensor
GM
12694685
Silverado, Sierra 2500 HD. Diesel. Position 2. Silverado, Sierra 3500 HD.
$17.81
MSRP $32.68
Save $14.87
45.5% Off 
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...
$49.23
MSRP $90.20
Save $40.97
45.4% 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...
$60.26
MSRP $96.76
Save $36.50
37.7% 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...
$76.96
MSRP $140.88
Save $63.92
45.4% 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...
$3.83
MSRP $6.16
Save $2.33
37.8% 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...
$406.43
MSRP $738.96
Save $332.53
45% 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...
$96.65
MSRP $176.94
Save $80.29
45.4% 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...
$43.47
MSRP $79.66
Save $36.19
45.4% 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...
$44.15
MSRP $80.90
Save $36.75
45.4% 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...
$58.66
MSRP $107.40
Save $48.74
45.4% 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...
$43.62
MSRP $79.91
Save $36.29
45.4% 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...
$44.06
MSRP $80.74
Save $36.68
45.4% 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
$22.64
MSRP $41.48
Save $18.84
45.4% Off 
Egr Valve
GM
17113505
Gas engines. Without diesel. Under GVW 8,500 Lbs. Standard.
$84.86
MSRP $130.56
Save $45.70
35% 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...
$98.67
MSRP $180.64
Save $81.97
45.4% 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
$0.19
MSRP $0.30
Save $0.11
36.7% 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
$4.93
MSRP $7.92
Save $2.99
37.8% 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...
$72.50
MSRP $132.72
Save $60.22
45.4% Off 
Knock Sensor Grommet
GM
12558177
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$11.46
MSRP $18.45
Save $6.99
37.9% 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
$26.57
MSRP $42.69
Save $16.12
37.8% 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
$29.81
MSRP $45.52
Save $15.71
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