Emission Systems
Nitrogen Oxide Sensor with Clips
GM
19330003
Nox sensor. Express, savana. 6.6l diesel. Rear. 2010-16, egr valve & related components. This part requires programming and/or special...
$225.21
MSRP $411.34
Save $186.13
45.2% Off 
Engine Mount Vacuum Hose
GM
23229144
Coupe, 2.0L turbo, without awd. Sedan, 2.5L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is...
$82.83
MSRP $130.89
Save $48.06
36.7% Off 
Driver Side Engine Mount Vacuum Valve
GM
23335615
Coupe, 2.0L turbo, without awd. Coupe, 3.6L twin-turbo. Sedan, 2.5L. Sedan, 3.6L twin-turbo. This GM Genuine Part is designed,...
$66.13
MSRP $104.52
Save $38.39
36.7% Off 
Duct
GM
24508958
Air pump, california only. California emissions. Secondary pump. 3.8L. Seville. 3.4L, 2000-01.
$20.00
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...
$364.69
MSRP $669.14
Save $304.45
45.5% Off 
Emission Reduction Fluid Tank Filler Pipe
GM
23342404
6.6L diesel, emission reduction system, regular cab. This GM Genuine Part is designed, engineered, and tested to rigorous standards and...
$74.16
MSRP $133.62
Save $59.46
44.5% Off 
Vapor Canister
GM
84821498
Helps reduce harmful pollutants from entering the atmosphere
Captures fuel vapors to be re-burned in the engine
Manufactured to GM...
$159.33
MSRP $291.02
Save $131.69
45.3% Off 
Vapor Canister Solenoid
GM
84613097
6.6L gas, 8 ft box. Silverado, Sierra 2500 HD. Regular cab. Silverado, Sierra 3500 HD. Crew cab. Long box. Double/extended cab. Controls...
$61.48
MSRP $110.78
Save $49.30
44.5% Off 
Fuel Vapor Containment Valve
GM
25949410
Volt. ELR. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$256.68
MSRP $468.82
Save $212.14
45.2% Off 
Heated Oxygen Sensor
GM
25180900
Spark. Position 1. This part requires programming and/or special setup procedures GM Service Information describes the procedures and...
$69.94
MSRP $126.02
Save $56.08
44.5% Off 
Canister
GM
85667109
Envision. 2.5l. Without california emissions. Envision. 2.0l.
$189.42
MSRP $345.98
Save $156.56
45.3% Off 
Multi-Purpose Clamp
GM
90572589
1.6L. 2.2L, with dohc. 3.6L, to pipe. 3.0L twin-turbo, auxiliary radiator, to pipe. 1.8L, center and rear. 1.3l turbo. 2.4L, 2008-10....
$29.70
MSRP $41.30
Save $11.60
28.1% Off 
Exhaust Temp Sensor
GM
40009168
3.0L diesel, sensors, position 3.
$36.61
MSRP $56.32
Save $19.71
35% Off 
Emission Reduction Fluid Tank Filler Hose
GM
84435770
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$53.40
MSRP $93.68
Save $40.28
43% Off 
Vapor Canister
GM
84524033
Canister & sensors. CT4. CT5. Helps reduce harmful pollutants from entering the atmosphere
Captures fuel vapors to be re-burned in the...
$161.84
MSRP $259.30
Save $97.46
37.6% Off 
Emissions Reduction Fluid Tank Reservoir Wiring Harness
GM
84639772
2.8L turbo diesel emission reduction system. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is...
$67.71
MSRP $106.99
Save $39.28
36.7% Off 
Exhaust Gas Recirculation (EGR) Cooler Gasket
GM
55575360
1.6L, egr cooler. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$10.10
MSRP $16.84
Save $6.74
40% Off 
Evaporative Emission Canister Air Inlet Hose
GM
84084717
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$88.80
MSRP $140.29
Save $51.49
36.7% Off 
Heated Oxygen Sensor
GM
55565000
Astra. Rear (position 2). This part requires programming and/or special setup procedures GM Service Information describes the procedures...
$60.18
MSRP $108.44
Save $48.26
44.5% 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 $118.26
Save $42.67
36.1% Off 
Vapor Canister Vent Solenoid Valve Bracket
GM
84330010
6.6L gas, crew cab, 6.9 ft box. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General...
$28.20
MSRP $49.48
Save $21.28
43% Off 
Vapor Canister Vent Hose
GM
84628059
Filler pipe. double cab. 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 
Emission Reduction Fluid Tank Filler Vent Hose
GM
84776125
Manufactured to GM OE specification for fit, form, and function
$44.38
MSRP $77.86
Save $33.48
43% 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 
Emission Reduction Fluid Tank Reservoir Wire Harness
GM
84278882
2.8L turbo diesel, emission reduction system. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is...
$75.44
MSRP $135.92
Save $60.48
44.5% Off 
Exhaust System Front Gasket
GM
55580455
1.6L, reduction tank & components. 1.6L, front section. 2.8L turbo diesel emission reduction system. This GM Genuine Part is designed,...
$9.34
MSRP $12.97
Save $3.63
28% Off 
Exhaust Gas Recirculation (EGR) Valve Cooler Temperature Sensor
GM
55502722
1.6L, sensors. Location-Exhaust Manifold. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed...
$46.84
MSRP $82.18
Save $35.34
43% Off 
Vapor Canister
GM
85107748
Silverado, sierra. 2.7l. With regular cab. With 8' box. Suburban. 5.3l. Primary. Suburban. 6.2l. Yukon XL. 5.3l. Yukon XL. 6.2l. 6.2L,...
$91.36
MSRP $164.62
Save $73.26
44.5% Off 
Vapor Canister Solenoid
GM
84957998
Controls fresh air flow to the canister
Sends fuel vapors to the engine for re-burn
Helps control fuel tank pressure
$39.40
MSRP $69.12
Save $29.72
43% Off 
Diesel Exhaust Fluid (Def) System Main Wiring Harness
GM
85037010
3.0L diesel emission reduction system.
$113.97
MSRP $208.16
Save $94.19
45.2% Off 
Vapor Canister Vent Hose
GM
84737247
Without awd. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$31.66
MSRP $55.54
Save $23.88
43% Off 
Fuel Tank Filler Vent Hose
GM
84224140
Fuel components 6.0L. 8 ft box. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General...
$45.06
MSRP $65.88
Save $20.82
31.6% Off 
Positive Crankcase Ventilation (PCV) Oil Separator
GM
55509901
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$61.36
MSRP $96.97
Save $35.61
36.7% Off 
Exhaust Pressure Sensor Pipe
GM
55513539
Sensors, 3.0L diesel, for particulate. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by...
$37.61
MSRP $65.98
Save $28.37
43% Off 
Multi-Purpose Clamp
GM
52369248
Upper. Large. 2.0L turbo, front duct. 2.8L. 2.0L turbo diesel, front. This GM Genuine Part is designed, engineered, and tested to...
$35.10
MSRP $61.58
Save $26.48
43% Off 
Vapor Canister Bracket
GM
84069473
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$63.78
MSRP $114.92
Save $51.14
44.5% Off 
Exhaust Gas Recirculation (EGR) Pipe Gasket
GM
55581609
1.8L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$5.42
MSRP $9.04
Save $3.62
40% Off 
Heated Oxygen Sensor
GM
55488558
Silverado, sierra. 2.7l. Lower. XT4. Down stream. Downstream. CT4. 2.7l. Bank 1 sensor 2. Acadia. 2.0l. Blazer. 2.0l. This part requires...
$38.06
MSRP $66.77
Save $28.71
43% Off 
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