Emission Systems
Heated Oxygen Sensor
GM
12658647
Verano. 2.4l. Downstream. This part requires programming and/or special setup procedures GM Service Information describes the procedures...
$62.35
MSRP $110.36
Save $48.01
43.5% 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
$53.82
MSRP $93.68
Save $39.86
42.5% Off 
Duct
GM
24508958
Air pump, california only. California emissions. Secondary pump. 3.8L. Seville. 3.4L, 2000-01.
$5.75
Air Tube
GM
12662884
3.0L twin-turbo, wastegate system, bypass valve, rear.
$39.48
MSRP $60.29
Save $20.81
34.5% Off 
Multi-Purpose Relay
GM
13468934
This GM Genuine part is designed, engineered and tested to rigorous standards, and are backed by General Motors
$9.31
MSRP $14.54
Save $5.23
36% Off 
Heated Oxygen Sensor
GM
12575657
SRX. 2nd design, 4.6L. CTS. Engine control. 2.8l. 1st design. Engine control. 3.6l. 1st design. Right. STS, STS-v. 4.6l. Front. This...
$171.77
MSRP $304.03
Save $132.26
43.5% Off 
PCV Tube
GM
12739532
6.6L diesel, oil lines. 6.6L diesel, upper components.
$63.14
MSRP $111.76
Save $48.62
43.5% Off 
Heated Oxygen Sensor
GM
12665161
Corvette. Lower. This part requires programming and/or special setup procedures GM Service Information describes the procedures and...
$40.33
MSRP $70.20
Save $29.87
42.5% Off 
F (S)Hose
GM
86568917
Incl.Hose. Optional. Vendor #84586575.
$92.73
MSRP $143.98
Save $51.25
35.6% 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,...
$3.30
MSRP $4.12
Save $0.82
19.9% Off 
Driver Side Positive Crankcase Ventilation Tube
GM
12670910
With supercharger, without zr1. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General...
$55.36
MSRP $96.36
Save $41.00
42.5% 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...
$389.68
MSRP $689.70
Save $300.02
43.5% Off 
Exhaust Gas Recirculation (EGR) Valve Gasket
GM
12677819
Silverado, sierra. 6.6l. Silverado, Sierra 2500 HD. Diesel. Silverado, Sierra 3500 HD. Helps provide a leak-free seal
Allows exhaust...
$24.53
MSRP $39.56
Save $15.03
38% Off 
Exhaust Gas Re-Circulation (Egr) Valve Gasket
GM
98106027
EGR Valve To Intake Manifold.
$8.61
MSRP $13.46
Save $4.85
36% Off 
Secondary Air Injection Shut-Off and Check Valve
GM
12652896
Calif. A.i.r. Pump, 3.6L with pzev. CTS. 3.6l. Left. Helps prevent exhaust from entering air pump
This GM Genuine Part is designed,...
$148.41
MSRP $262.68
Save $114.27
43.5% 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
$68.37
MSRP $121.00
Save $52.63
43.5% Off 
Driver Side Positive Crankcase Ventilation (PCV) Tube
GM
12659585
3.6L twin-turbo, front. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$41.72
MSRP $72.62
Save $30.90
42.6% Off 
Vapor Canister
GM
85528019
Canyon, Colorado. 2.5l, 3.6l.
$177.22
MSRP $282.58
Save $105.36
37.3% Off 
Heated Oxygen Sensor
GM
12704309
Canister & sensors, 2.7L. CT4. 2.7l. Upstream. This part requires programming and/or special setup procedures GM Service Information...
$50.72
MSRP $77.44
Save $26.72
34.5% 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
$264.88
MSRP $468.82
Save $203.94
43.5% Off 
Harness
GM
87867198
Emission reduction system, 3.0L diesel.
$106.97
MSRP $189.32
Save $82.35
43.5% 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...
$378.08
MSRP $669.14
Save $291.06
43.5% Off 
Secondary Air Injection Pump
GM
12574379
4.2L. Helps maintain controlled air flow to proper air injection components
This GM Genuine Part is designed, engineered, and tested to...
$289.72
MSRP $512.79
Save $223.07
43.5% Off 
Heated Oxygen Sensor
GM
12609457
This part requires programming and/or special setup procedures GM Service Information describes the procedures and special tools needed...
$59.22
MSRP $104.82
Save $45.60
43.5% Off 
Engine Coolant Air Bleed Pipe
GM
12683453
CTS. 2.0l. Bleed. 2.0L turbo, 2014-2017. Sedan, 2.0L turbo. 2016-18. Coupe, 2.0L turbo. This GM Genuine Part is designed, engineered,...
$21.46
MSRP $28.85
Save $7.39
25.6% Off 
Heated Oxygen Sensor
GM
12580466
Impala, Monte Carlo. 5.3l. Grand Prix. Front. 5.3l. At manifold, 5.3L. LaCrosse. CTS. Engine control. 6.0l. This part requires...
$73.00
MSRP $129.21
Save $56.21
43.5% Off 
Vapor Canister Vent Hose
GM
84814747
Manufactured to GM OE specification for fit, form, and function
$64.49
MSRP $114.14
Save $49.65
43.5% Off 
Positive Crankcase Ventilation (PCV) Tube
GM
12620142
(S)TUBE
$22.18
MSRP $35.78
Save $13.60
38% Off 
Heated Oxygen Sensor
GM
12587785
All models. 5.3l. Rear, 5.3l. 5.3L, front of converter. Detects oxygen content in the exhaust gases to help optimize emissions
This GM...
$59.49
MSRP $105.30
Save $45.81
43.5% Off 
Oxygen Sensor
GM
88973751
Vibe. Without awd. With gt. Rear. Fwd, 1.8l with ho. From 11/2003.
$101.82
MSRP $156.64
Save $54.82
35% 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...
$71.20
MSRP $126.02
Save $54.82
43.5% 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...
$68.93
MSRP $106.99
Save $38.06
35.6% 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
$10.78
MSRP $16.84
Save $6.06
36% Off 
Heated Oxygen Sensor
GM
12615124
LaCrosse. Impala, Monte Carlo. 5.3l. Rear. Grand Prix. This part requires programming and/or special setup procedures GM Service...
$110.64
MSRP $195.82
Save $85.18
43.5% 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...
$59.72
MSRP $105.70
Save $45.98
43.5% Off 
M6x2.22x24 Multi-Purpose Bolt
GM
11562253
6 x 2.22 x 24mm. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$5.97
MSRP $8.13
Save $2.16
26.6% Off 
Exhaust Gas Recirculation (EGR) Valve Gasket
GM
97367014
EGR Valve To Intake. Offset Bolt Pattern. Express, savana. 6.6l diesel. 2006-2009, #2. All models. 6.6l. Rectangular. Helps provide a...
$10.41
MSRP $14.27
Save $3.86
27% Off 
Harness
GM
87821866
6.6L diesel, emission reduction system, 2nd design.
$122.41
MSRP $216.66
Save $94.25
43.5% 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
$90.40
MSRP $140.29
Save $49.89
35.6% 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...
$61.27
MSRP $108.44
Save $47.17
43.5% Off 
Exhaust Gas Recirculation (EGR) Valve Gasket
GM
98054443
EGR Valve To EGR Cooler. Express, savana. 6.6l diesel. Square type-intake. 2006-2009, #3. Helps provide a leak-free seal
Allows exhaust...
$9.10
MSRP $12.47
Save $3.37
27% Off 
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