Emission Systems
availability
Black Multi-Purpose Pigtail
GM
13586114
Modulator, #3. 3.8L. 1993-97, #3. 3.4L. G5. Auto trans. Protective outer coverings help provide long-lasting durability
Color-coded...
$29.72
MSRP $50.05
Save $20.33
40.6% Off 
Heated Oxygen Sensor
GM
12666673
Tahoe, Yukon, Escalade. Front. Right. This part requires programming and/or special setup procedures GM Service Information describes...
$55.32
MSRP $95.38
Save $40.06
42% Off 
Nitrogen Oxides Sensor
GM
24001899
Silverado, sierra. Position 2. Sensors, 3.0L diesel. This part requires programming and/or special setup procedures. GM Service...
$158.60
MSRP $278.24
Save $119.64
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...
$48.14
MSRP $83.00
Save $34.86
42% Off 
Heated Oxygen Sensor
GM
55572215
Sonic. Front. 1.8l. Cruze, Cruze Limited. 1.8l. Upstream. Without diesel, 1.8L. This part requires programming and/or special setup...
$75.59
MSRP $121.58
Save $45.99
37.8% Off 
Heated Oxygen Sensor
GM
55574135
Without high output. Encore. Eng. vin b - luv. Downstream. Trax. This part requires programming and/or special setup procedures GM...
$75.42
MSRP $131.16
Save $55.74
42.5% Off 
Vapor Canister Purge Valve
GM
55573017
Encore. Eng. vin b - luv. Sonic. 1.4l. Trax. Cruze, Cruze Limited. 1.4l. Without diesel, 1.4L turbo. Controls vapor flow from canister...
$33.66
MSRP $58.04
Save $24.38
42% Off 
Position 2 Nitrogen Oxide Sensor Adapter
GM
12662659
Cruze. Rear nox sensor. With diesel, egr valve & related components. This part requires programming and/or special setup procedures GM...
$397.05
MSRP $709.02
Save $311.97
44% Off 
Positive Crankcase Ventilation Hose Fitting Seal
GM
55488038
2.0L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$0.37
MSRP $0.54
Save $0.17
31.5% Off 
Multi-Purpose Nut
GM
11517996
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$5.62
MSRP $8.35
Save $2.73
32.7% Off 
M6x16 Multi-Purpose Bolt
GM
11588711
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$5.20
MSRP $7.74
Save $2.54
32.8% Off 
Vapor Canister Purge Pipe
GM
20919365
3.6L with flex fuel. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$55.53
MSRP $95.74
Save $40.21
42% Off 
Air Injection Valve
GM
01997201
Controls vapor flow from canister to engine
$39.44
MSRP $67.99
Save $28.55
42% Off 
Oxygen Sensor
GM
25319622
Rear. Cavalier, Sunfire. 2.3l. 2.2L, post converter. 2.3L, post converter.
$32.73
Heated Oxygen Sensor
GM
12696642
CT6. 4.2l. Canister & sensors, 4.2l twin-turbo, bank 1 sensor 2. This part requires programming and/or special setup procedures GM...
$69.28
MSRP $120.48
Save $51.20
42.5% Off 
Secondary Air Injection Pump Hose
GM
15869706
Air injection system, 3.5L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$64.47
MSRP $98.34
Save $33.87
34.4% Off 
Heated Oxygen and Exhaust Temperature Sensor Lead Protector
GM
19316343
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$41.70
MSRP $59.93
Save $18.23
30.4% Off 
Vapor Canister Purge Tube
GM
12631952
2.5L. 2.0L turbo. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$17.72
MSRP $30.04
Save $12.32
41% Off 
Vapor Canister Purge Pipe
GM
20919683
3.6L without flex fuel. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$350.50
MSRP $625.90
Save $275.40
44% Off 
Outlet Hose
GM
24001100
Height pressure system. From cooler. Yukon. 3.0l diesel. 3.0L diesel low pressure. Outlet hose.
$4.72
MSRP $8.00
Save $3.28
41% Off 
Engine Mount Vacuum Hose
GM
23234890
Coupe, 3.6L twin-turbo. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$78.72
MSRP $120.08
Save $41.36
34.4% Off 
Exhaust Pipe Gasket
GM
12617475
With diesel, emission reduction system. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by...
$15.36
MSRP $22.00
Save $6.64
30.2% Off 
Vapor Canister Purge Tube
GM
12605523
Coupe, 6.2L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$17.62
MSRP $29.86
Save $12.24
41% Off 
Vapor Canister Purge Tube
GM
12586630
Vent hose. 2.4L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$22.30
MSRP $37.80
Save $15.50
41% Off 
Heated Oxygen Sensor
GM
12652845
2.0L turbo. CTS. 2.0l. Upper. Envision. 2.0l. Bank 1 sen 1. Equinox, Terrain. 2.0l. Upstream. Detects oxygen content in the exhaust...
$59.08
MSRP $102.74
Save $43.66
42.5% 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...
$106.78
MSRP $185.70
Save $78.92
42.5% Off 
Vacuum Hose
GM
12654564
3.6L twin-turbo, wastegate system, #5.
$69.66
MSRP $106.26
Save $36.60
34.4% Off 
Heated Oxygen Sensor
GM
12670254
Corvette. Downstream. This part requires programming and/or special setup procedures GM Service Information describes the procedures and...
$44.58
MSRP $76.86
Save $32.28
42% Off 
Vapor Canister Hose
GM
96865769
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$67.29
MSRP $102.65
Save $35.36
34.4% Off 
Position 4 Exhaust Temperature Sensor
GM
55495858
2017-20, egr valve & related components, muffler with tpipe, front. 2.8L turbo diesel, egr valve & related components, muffler with...
$62.51
MSRP $108.72
Save $46.21
42.5% Off 
Heated Oxygen Sensor
GM
12609456
Rear. 4.3L. Hummer H2. This part requires programming and/or special setup procedures GM Service Information describes the procedures...
$59.35
MSRP $103.22
Save $43.87
42.5% Off 
Heated Oxygen Sensor
GM
12644786
Cruze, Cruze Limited. 2.0l. Upstream. With diesel, egr valve & related components. This part requires programming and/or special setup...
$162.70
MSRP $285.44
Save $122.74
43% Off 
Vapor Canister Purge Valve Bracket
GM
12579283
G5. 2.4l. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$14.53
MSRP $24.62
Save $10.09
41% 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...
$98.77
MSRP $171.78
Save $73.01
42.5% Off 
Heated Oxygen Sensor
GM
12565397
All models. 6.0l. All models. 8.1l. Calif. Express, savana. Over 8500 gvw. Without 7.4L, gas, 8.1l. Front of converter, 6.0l. Front of...
$79.20
MSRP $137.75
Save $58.55
42.5% Off 
Exhaust Temperature Sensor
GM
55499757
2.8L turbo diesel, egr valve & related components, catalytic converter, upper. Helps provide accurate temperature detection
Heat and...
$44.90
MSRP $77.41
Save $32.51
42% 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!