Emission Systems
availability
Exhaust Temperature Sensor
GM
12623114
Helps provide accurate temperature detection
Heat and vibration resistant for operating efficiently
$86.19
MSRP $149.88
Save $63.69
42.5% Off Exhaust Temperature Sensor
GM
19418900
Express, savana. 6.6l diesel. Position #3. 2010-16, egr valve & related components, at muffler. Silverado, sierra. 6.6l. Position 1....
$61.86
MSRP $107.58
Save $45.72
42.5% Off 
Exhaust Gas Recirculation (EGR) Valve Cooler
GM
12635707
Silverado, sierra. 6.6l. 6.6L diesel, egr valve & related components, 2015-16, front. This GM Genuine Part is designed, engineered, and...
$520.62
MSRP $973.12
Save $452.50
46.5% 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...
$33.76
MSRP $56.26
Save $22.50
40% 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
$22.71
MSRP $34.94
Save $12.23
35% 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
$8.15
MSRP $11.00
Save $2.85
25.9% 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...
$195.51
MSRP $355.48
Save $159.97
45% Off 
Heated Oxygen Sensor
GM
12578576
This part requires programming and/or special setup procedures GM Service Information describes the procedures and special tools needed...
$101.14
MSRP $175.90
Save $74.76
42.5% Off 
Secondary Air Injection Check Valve Kit with Valve, Retainer, Gasket, and Bolts
GM
12632977
Impala. 2.5l. Helps prevent exhaust from entering air pump
This GM Genuine Part is designed, engineered, and tested to rigorous...
$182.44
MSRP $331.70
Save $149.26
45% 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...
$490.74
MSRP $917.28
Save $426.54
46.5% 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
$29.35
MSRP $45.16
Save $15.81
35% 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
$15.86
MSRP $21.41
Save $5.55
25.9% 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 &...
$47.53
MSRP $79.22
Save $31.69
40% 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...
$69.60
MSRP $121.04
Save $51.44
42.5% Off 
Heated Oxygen Sensor
GM
12657188
This part requires programming and/or special setup procedures GM Service Information describes the procedures and special tools needed...
$38.72
MSRP $62.86
Save $24.14
38.4% 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,...
$108.32
MSRP $188.38
Save $80.06
42.5% Off 
Engine Mount Vacuum Hose
GM
23234892
Sedan, 2.0L turbo, without awd. Coupe, 2.0L turbo, without awd. Sedan, 2.5L. This GM Genuine Part is designed, engineered, and tested to...
$97.91
MSRP $149.36
Save $51.45
34.4% 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...
$8.10
MSRP $12.46
Save $4.36
35% 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...
$177.01
MSRP $321.84
Save $144.83
45% Off 
Heated Oxygen Sensor
GM
12596688
Equinox, Torrent. 3.6l. At converter. This part requires programming and/or special setup procedures GM Service Information describes...
$108.46
MSRP $188.62
Save $80.16
42.5% Off 
Vapor Canister Purge Valve
GM
88975743
2.4L. Controls vapor flow from canister to engine
$45.31
MSRP $75.53
Save $30.22
40% 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...
$94.88
MSRP $165.01
Save $70.13
42.5% Off 
Heated Oxygen Sensor
GM
19316342
City Express. Upstream. This part requires programming and/or special setup procedures GM Service Information describes the procedures...
$221.46
MSRP $402.66
Save $181.20
45% Off 
Exhaust Gas Recirculation (EGR) Valve
GM
12660270
2010-16, egr valve & related components. Express, savana. 6.6l diesel. This GM Genuine Part is designed, engineered, and tested to...
$340.41
MSRP $636.28
Save $295.87
46.5% 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...
$16.93
MSRP $21.71
Save $4.78
22% Off 
Heated Oxygen Sensor
GM
19353381
CTS. STS, STS-v. 3.6l. Equinox, Torrent. 3.6l. At manifold. Front, 3.6L. SRX. 3.6L, with direct injection. This part requires...
$140.52
MSRP $244.38
Save $103.86
42.5% Off 
Vapor Canister
GM
19209329
Canyon, Colorado. Hummer H3. With H3T. Helps reduce harmful pollutants from entering the atmosphere
Captures fuel vapors to be re-burned...
$253.46
MSRP $460.84
Save $207.38
45% Off 
Exhaust Gas Recirculation (EGR) Valve
GM
89060435
Lucerne. DTS. 4.6L. 8.1l. Grand Prix. 3.8l. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed...
$174.31
MSRP $316.92
Save $142.61
45% Off 
Heated Oxygen Sensor
GM
19184901
Front. 2.4L. This part requires programming and/or special setup procedures GM Service Information describes the procedures and special...
$146.22
Vapor Canister Purge Solenoid Valve Bracket
GM
12577830
6.0L. 2011-15. 6.2L without supercharger. 6.0 & 6.2L. 2011-15, 7.0L. 2010, 6.2L. This GM Genuine Part is designed, engineered, and...
$10.10
MSRP $15.54
Save $5.44
35% Off 
Driver Side Secondary Air Injection Shut-Off and Check Valve
GM
12652894
XTS. Left. Impala. 3.6l. Helps prevent exhaust from entering air pump
This GM Genuine Part is designed, engineered, and tested to...
$183.49
MSRP $333.62
Save $150.13
45% Off 
Driver Side Positive Crankcase Ventilation (PCV) Tube
GM
12601254
3.6L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$31.90
MSRP $43.05
Save $11.15
25.9% Off 
Positive Crankcase Ventilation (PCV) Tube
GM
12638542
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$24.47
MSRP $37.64
Save $13.17
35% Off 
EGR Valve Adapter
GM
96481528
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$29.80
MSRP $45.84
Save $16.04
35% Off 
Heated Oxygen Sensor
GM
12666671
Rear. Canister & sensors, 3.0l twin-turbo. CT6. 3.0l. Without vsport. Lower. Canister & sensors, 3.6L. Camaro. 3.6l. ATS. 3.6l. Without...
$46.92
MSRP $78.20
Save $31.28
40% Off 
Positive Crankcase Ventilation (PCV) Tube
GM
12620142
3.6L, 2012-14. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$23.26
MSRP $35.78
Save $12.52
35% Off 
Ignition Relay
GM
13598349
Vacuum pump. Rear compartment, #3. Rear compartment. black. Engine compartment. Delco #13500119. This GM Genuine Part is designed,...
$16.20
MSRP $24.92
Save $8.72
35% Off 
Positive Crankcase Ventilation (PCV) Tube
GM
12636477
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$36.45
MSRP $49.19
Save $12.74
25.9% Off 
Vapor Canister
GM
84106549
Escalade ESV. Suburban. Yukon XL. Helps reduce harmful pollutants from entering the atmosphere
Captures fuel vapors to be re-burned in...
$196.66
MSRP $367.22
Save $170.56
46.4% Off 
Vapor Canister Vent Solenoid
GM
84335530
6.0L, 8 ft box. Silverado, sierra. 6.0l. Regular cab. Suburban 3500hd. Controls fresh air flow to the canister
Sends fuel vapors to the...
$64.19
MSRP $111.64
Save $47.45
42.5% Off 
EGR Cooler
GM
12656036
2010-16, egr valve & related components. Express, savana. 6.6l diesel. All. This GM Genuine Part is designed, engineered, and tested to...
$577.65
MSRP $1,079.71
Save $502.06
46.5% Off 
Heated Oxygen Sensor
GM
12594452
This part requires programming and/or special setup procedures GM Service Information describes the procedures and special tools needed...
$64.87
MSRP $112.82
Save $47.95
42.5% Off 
Heated Oxygen Sensor
GM
12637298
Verano. 2.4l. Downstream. Verano. 2.0l. This part requires programming and/or special setup procedures GM Service Information describes...
$101.15
MSRP $175.92
Save $74.77
42.5% Off 
Heated Oxygen Sensor
GM
12581966
Corvette. Front. Eng. ls3. 7.0L, 6.2L. This part requires programming and/or special setup procedures GM Service Information describes...
$90.92
MSRP $158.12
Save $67.20
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