Emission Systems
availability
Heated Oxygen Sensor
GM
55572993
Encore. Eng. vin b - luv. Upstream. Without high output, all. Cruze, Cruze Limited. 1.4l. 1.4L turbo. Sonic. Front. 1.4l. Trax. Without...
$55.92
MSRP $100.76
Save $44.84
44.5% Off 
Diesel Emissions Fluid (DEF) Tank Support Bracket
GM
23468902
6.6L diesel 2015-16 emission reduction system. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is...
$39.09
MSRP $70.44
Save $31.35
44.5% Off 
Nitrogen Oxides Sensor
GM
24001919
Nox sensor. Express, savana. 2.8l diesel. Front. Detects the nitrogen oxide content of the exhaust to help optimize emissions...
$368.03
MSRP $687.88
Save $319.85
46.5% Off 
Vapor Canister
GM
23495647
LaCrosse. Awd. Helps reduce harmful pollutants from entering the atmosphere
Captures fuel vapors to be re-burned in the engine
$86.44
MSRP $158.62
Save $72.18
45.5% Off 
Vapor Canister
GM
87869580
Malibu. 1.5l. LaCrosse. Fwd. 45 degree connector. Malibu. 2.0l.
$278.51
MSRP $309.46
Save $30.95
10% Off 
Hose
GM
86568918
Fwd. Incl.Hose. Optional. Vendor #84507176. Awd.
$79.52
MSRP $145.90
Save $66.38
45.5% Off 
Vapor Canister Vent Solenoid
GM
84148818
Regular cab. 8 ft. box. Silverado, sierra. Crew cab. Controls fresh air flow to the canister
Sends fuel vapors to the engine for...
$73.69
MSRP $135.22
Save $61.53
45.5% Off 
Heated Oxygen Sensor
GM
24402860
3.2L, rear. CTS. Catalyst monitoring. 3.2l. Detects oxygen content in the exhaust gases to help optimize emissions
This GM Genuine Part...
$82.94
MSRP $152.18
Save $69.24
45.5% Off 
Harness
GM
85034911
6.6L diesel, emission reduction system, 2nd design. 6.6L diesel, emission reduction system, all.
$117.13
MSRP $214.92
Save $97.79
45.5% Off 
Driver Side Fuel Feed and Evaporative Emission Pipe
GM
84245777
Fuel pump components, left side, #2. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by...
$54.60
MSRP $86.29
Save $31.69
36.7% Off 
Diesel Emissions Reduction Fluid (DEF) Injector
GM
12647372
Silverado, sierra. Express, savana. 6.6l diesel. 6.6L diesel, emission reduction system, 2015-16. This GM Genuine Part is designed,...
$255.40
MSRP $468.61
Save $213.21
45.5% Off 
Vapor Canister Air Inlet Hose
GM
84983917
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$99.12
MSRP $181.88
Save $82.76
45.5% 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...
$78.93
MSRP $144.82
Save $65.89
45.5% Off 
Heated Oxygen Sensor
GM
96418965
Front. Aveo. This part requires programming and/or special setup procedures GM Service Information describes the procedures and special...
$166.12
MSRP $304.80
Save $138.68
45.5% Off 
Heated Oxygen Sensor
GM
12601266
3.6. CTS. Rear. Left. STS, STS-v. 3.6l. 3.6L, auto trans. This part requires programming and/or special setup procedures GM Service...
$40.93
MSRP $73.74
Save $32.81
44.5% Off 
Vapor Canister
GM
19316229
City Express. Helps reduce harmful pollutants from entering the atmosphere
Captures fuel vapors to be re-burned in the engine
This GM...
$232.90
MSRP $427.34
Save $194.44
45.5% Off 
Emission Reduction Fluid Tank Filler Hose
GM
84247677
6.6L diesel, emission reduction system, 2017-19. 6.6L diesel, emission reduction system, 2015-16. This GM Genuine Part is designed,...
$53.42
MSRP $96.26
Save $42.84
44.5% Off 
Heated Oxygen Sensor
GM
12608712
G6. Right. Rear. Front. 3.5L. This part requires programming and/or special setup procedures GM Service Information describes the...
$82.65
MSRP $151.67
Save $69.02
45.5% 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...
$98.55
MSRP $180.82
Save $82.27
45.5% Off 
Oxygen Sensor
GM
12697860
Traverse. 2.5l. Upstream. Acadia. 2.5l.
$20.95
MSRP $36.76
Save $15.81
43% Off 
Oxygen Sensor
GM
12705409
Canister & sensors, 6.2L. CT5. 6.2l. Upstream. Right.
$51.90
MSRP $93.52
Save $41.62
44.5% Off 
Heated Oxygen Sensor
GM
12596740
Hummer H3. 3.5l, 3.7l. Rear. 3.5 & 3.7L. This part requires programming and/or special setup procedures GM Service Information describes...
$64.54
MSRP $116.27
Save $51.73
44.5% 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
$28.52
MSRP $43.88
Save $15.36
35% Off 
Exhaust Gas Recirculation (EGR) Valve Pipe Gasket
GM
25182770
EGR Pipe Gasket. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$3.49
MSRP $5.82
Save $2.33
40% Off 
Evaporative Emission Pipe
GM
19316263
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$22.56
MSRP $39.57
Save $17.01
43% Off 
Heated Oxygen Sensor
GM
12661898
Downstream. Envision. 2.5l. Bank 1 sen 2. Acadia. 2.5l. Lower. Regal TourX. Blazer. 2.5l. Rear. 2.0L. 2.4L. This part requires...
$73.50
MSRP $134.87
Save $61.37
45.5% Off 
Fuel Tank Vent Pipe
GM
25910600
Vent pipe. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$103.30
MSRP $166.25
Save $62.95
37.9% Off 
Upper Nox Sensor
GM
40009361
Silverado, sierra. 3.0l diesel. Position 1-under hood. 3.0L diesel, 2023-26. Suburban. 3.0l diesel. Upper. Tahoe. 3.0l diesel. Yukon....
$88.53
MSRP $162.44
Save $73.91
45.5% Off 
Vapor Canister Vent Shield
GM
25744795
Without diesel. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$67.16
MSRP $121.00
Save $53.84
44.5% Off 
Fluid Pipe
GM
85693477
3.0L diesel emission reduction system.
$121.03
MSRP $222.09
Save $101.06
45.5% Off 
Oxygen Sensor
GM
88973751
Vibe. Without awd. With gt. Rear. Fwd, 1.8l with ho. From 11/2003.
$85.37
MSRP $156.64
Save $71.27
45.5% Off 
Vapor Canister Vent Solenoid
GM
22775864
Sierra, silverado. Crew cab. 6.6 ft. box. Controls fresh air flow to the canister
Sends fuel vapors to the engine for re-burn
Helps...
$91.48
MSRP $167.86
Save $76.38
45.5% 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 
Egr Cooler
GM
12721632
Silverado, Sierra 2500 HD. Diesel. Silverado, Sierra 3500 HD.
$211.13
MSRP $387.40
Save $176.27
45.5% Off 
Positive Crankcase Ventilation (PCV) Tube
GM
12643692
3.6L, without bi-fuel. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$19.14
MSRP $33.58
Save $14.44
43% Off 
Exhaust Gas Recirculation (EGR) Valve Cover Gasket
GM
12337972
All models. S-series. 4.3l. S-series. 2.5l. 4.3L, efi. 5.7L. Helps provide a leak-free seal
Allows exhaust pollutants to enter the...
$3.88
MSRP $6.46
Save $2.58
39.9% Off 
Diesel Emissions Reduction Fluid (DEF) Injector
GM
12656061
Cruze. With diesel, emission reduction system. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is...
$223.97
MSRP $410.96
Save $186.99
45.5% Off 
Heated Oxygen Sensor
GM
12607410
CTS-v. Front. Coupe, 6.2L. Wagon, 6.2L. This part requires programming and/or special setup procedures GM Service Information describes...
$50.96
MSRP $91.82
Save $40.86
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