Emission Systems
availability
Heated Oxygen Sensor
GM
12612797
This part requires programming and/or special setup procedures GM Service Information describes the procedures and special tools needed...
$77.18
MSRP $139.06
Save $61.88
44.5% Off 
Multi Purpose Nut
GM
11612078
1.6L, front section. 1.2L turbo. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General...
$1.04
MSRP $1.44
Save $0.40
27.8% Off 
Position 2 Exhaust Temperature Sensor
GM
12643246
Silverado, sierra. 6.6l. Position 1. Exhaust temp sensor. 6.6l. 6.6L diesel, egr valve & related components, 2015-16, at converter &...
$131.06
MSRP $239.38
Save $108.32
45.3% Off 
Exhaust System Front Gasket
GM
55494714
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$4.08
MSRP $5.66
Save $1.58
27.9% Off 
Exhaust Gas Recirculation (EGR) Valve Cooler Temperature Sensor
GM
12675840
Silverado, sierra. 6.6l. Position 1. Temp sensor. Silverado, Sierra 2500 HD. Diesel. Silverado, Sierra 3500 HD. This GM Genuine Part is...
$56.53
MSRP $101.86
Save $45.33
44.5% Off 
Vapor Canister Purge Tube
GM
12607115
6.0 6.2L without supercharged 7.0L. #2. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by...
$13.39
MSRP $22.32
Save $8.93
40% Off 
Vapor Canister Purge Tube
GM
12629696
4.3, 5.3, 6.2L, 4.3L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$13.73
MSRP $22.88
Save $9.15
40% Off 
Heated Oxygen Sensor
GM
12618010
2.4L. This part requires programming and/or special setup procedures GM Service Information describes the procedures and special tools...
$62.93
MSRP $113.39
Save $50.46
44.5% Off 
Air Injection Valve
GM
12619109
Canyon, Colorado. Helps prevent exhaust from entering air pump
This GM Genuine Part is designed, engineered, and tested to rigorous...
$288.32
MSRP $526.62
Save $238.30
45.3% Off 
Auxiliary Vapor Canister
GM
84492877
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$143.15
MSRP $273.88
Save $130.73
47.7% Off 
Multi-Purpose Bolt Retainer
GM
11518792
Double & crew cab. 4.3, 5.3, 6.2L. Regular cab. 1.3l turbo, cvt. 3.6L. 4.2L twin-turbo. 2019. 2020. 2.4L 2012-13. With zr1. This GM...
$5.15
MSRP $7.54
Save $2.39
31.7% Off 
Diesel Emissions Fluid (DEF) Supply Pump Module Seal
GM
22961657
2017-20, emission reduction system. 6.6L diesel, emission reduction system, 2017-19. 1.6L, reduction tank & components, sedan. 2.8L...
$16.06
MSRP $26.76
Save $10.70
40% Off 
Sensor
GM
55511824
1.6L, sensors, position 2. Equinox, Terrain. 1.6l diesel. Position 2 lower cat. Cruze. 1.6l. Exhaust temp. On particulate filter. 1.6L,...
$50.54
MSRP $88.66
Save $38.12
43% Off 
2-Way Female Black Multi-Purpose Pigtail
GM
12085491
4.0L. Protective outer coverings help provide long-lasting durability
Color-coded wires allow for easy installation
$22.24
MSRP $37.06
Save $14.82
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 
Vapor Canister
GM
84106550
Tahoe, Yukon, Escalade. Helps reduce harmful pollutants from entering the atmosphere
Captures fuel vapors to be re-burned in the engine...
$195.76
MSRP $367.22
Save $171.46
46.7% Off 
Multi-Purpose Nut
GM
11546459
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$6.62
MSRP $9.68
Save $3.06
31.6% Off 
Exhaust Nut
GM
11102751
2.5L, front section. 2.5L, rear section. 2.0L, front section. 1.3L turbo, front section, fwd. 1.2L turbo, front section. 1.6L. 2.0L,...
$3.07
MSRP $4.12
Save $1.05
25.5% Off 
Positive Crankcase Ventilation (PCV) Tube
GM
12633396
3.0L & 3.6L, 3.0L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$23.95
MSRP $39.92
Save $15.97
40% 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 
Oxygen Sensor
GM
12702181
Silverado, sierra. 4.3l. Upstream. Right. 4.3, 5.3, 6.2L, 4.3L.
$49.69
MSRP $87.18
Save $37.49
43% Off 
Heated Oxygen Sensor
GM
12687257
CT6. 4.2l. Canister & sensors, 4.2l twin-turbo, bank 1 sensor 1. This part requires programming and/or special setup procedures GM...
$117.27
MSRP $214.20
Save $96.93
45.3% Off 
Vapor Canister Vent Hose
GM
84117923
With awd. Enclave. 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 
Nitrogen Oxides Sensor
GM
55515865
1.6L, sensors. Nox. Position 2. Detects the nitrogen oxide content of the exhaust to help optimize emissions
Manufactured to GM OE...
$387.83
MSRP $711.62
Save $323.79
45.5% 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 
Nitrogen Oxide Sensor
GM
12708006
NOX Sensor. Silverado, Sierra 2500 HD. Rear. Silverado, Sierra 3500 HD. 6.6L diesel, sensors, 2020-23.
$175.91
MSRP $321.30
Save $145.39
45.3% Off 
Exhaust Temperature Sensor
GM
12623113
Helps provide accurate temperature detection
Heat and vibration resistant for operating efficiently
$183.06
MSRP $334.34
Save $151.28
45.2% Off 
Exhaust Gas Recirculation Cooler Temperature Sensor
GM
55514862
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$18.13
MSRP $30.22
Save $12.09
40% 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...
$21.05
MSRP $30.80
Save $9.75
31.7% Off 
Vapor Canister Vent Valve
GM
55593172
Volt. ELR. Controls vapor flow from canister to engine
$38.01
MSRP $66.68
Save $28.67
43% Off 
Heated Oxygen Sensor
GM
12612571
Express, savana. Gas. Rear. This part requires programming and/or special setup procedures GM Service Information describes the...
$97.62
MSRP $175.90
Save $78.28
44.5% Off 
Exhaust Gas Recirculation (EGR) Valve Cooler
GM
12635704
Silverado, sierra. 6.6l. Rear. Express, savana. 6.6l diesel. With dual turbo. This GM Genuine Part is designed, engineered, and tested...
$554.70
MSRP $1,017.80
Save $463.10
45.5% 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...
$89.47
MSRP $161.20
Save $71.73
44.5% Off 
Exhaust Gas Recirculation (EGR) Valve Kit with Gasket
GM
19210684
5.0l. Throttle body injection. Auto trans. Tuned port injection. Manual trans. This GM Genuine Part is designed, engineered, and tested...
$93.27
MSRP $168.05
Save $74.78
44.5% Off 
Diesel Emissions Fluid (DEF) Exhaust Front Pipe Injector Supply Pipe
GM
20972739
2010-16 with diesel emission reduction system. front. This GM Genuine Part is designed, engineered, and tested to rigorous standards and...
$49.31
MSRP $49.74
Save $0.43
0.9% Off 
Emission Reduction Fluid Tank Reservoir Wire Harness
GM
84837084
This GM Genuine part is designed, engineered and tested to rigorous standards, and are backed by General Motors
$74.13
MSRP $117.16
Save $43.03
36.7% Off 
Vapor Canister Vent Hose
GM
84404632
Without hybrid. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$35.41
MSRP $51.78
Save $16.37
31.6% Off 
Evaporative Emission Canister Vent Hose
GM
84706626
Filler pipe, regular cab. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$59.02
MSRP $93.29
Save $34.27
36.7% Off 
Exhaust Gas Recirculation (EGR) Valve with Gasket
GM
19210653
G10-30 vans. 4.3l. 6 cylinder. Astro, Safari. 4.3l. Auto trans. All. Vin code z. Optional. Over GVW 8,500 Lbs. Under GVW 8,500 Lbs. This...
$104.84
MSRP $188.87
Save $84.03
44.5% Off 
Multi-Purpose Nut
GM
11546438
2017-19. 1.4L, center and rear section, sedan. 1.6L, center and rear section. This GM Genuine Part is designed, engineered, and tested...
$7.54
MSRP $9.95
Save $2.41
24.2% Off 
Fuel Tank Drain Hose
GM
84165192
Filler pipe components. Helps prevent liquid from sitting in pocket and possibly spilling onto paint
This GM Genuine Part is designed,...
$9.42
MSRP $13.08
Save $3.66
28% Off 
F (S)Canister
GM
85609678
3.6L, with pzev, gas. 2.5L, with pzev.
$130.26
MSRP $237.92
Save $107.66
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