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...
$61.25
MSRP $110.36
Save $49.11
44.5% 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
$53.40
MSRP $93.68
Save $40.28
43% Off 
Duct
GM
24508958
Air pump, california only. California emissions. Secondary pump. 3.8L. Seville. 3.4L, 2000-01.
$0.54
Air Tube
GM
12662884
3.0L twin-turbo, wastegate system, bypass valve, rear.
$39.17
MSRP $60.29
Save $21.12
35% Off 
Multi-Purpose Relay
GM
13468934
This GM Genuine part is designed, engineered and tested to rigorous standards, and are backed by General Motors
$9.01
MSRP $14.54
Save $5.53
38% 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...
$166.45
MSRP $304.03
Save $137.58
45.3% Off 
PCV Tube
GM
12739532
6.6L diesel, oil lines. 6.6L diesel, upper components.
$62.03
MSRP $111.76
Save $49.73
44.5% Off 
Heated Oxygen Sensor
GM
12665161
Corvette. Lower. This part requires programming and/or special setup procedures GM Service Information describes the procedures and...
$40.01
MSRP $70.20
Save $30.19
43% Off 
F (S)Hose
GM
86568917
Incl.Hose. Optional. Vendor #84586575.
$91.09
MSRP $143.98
Save $52.89
36.7% 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,...
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...
$54.93
MSRP $96.36
Save $41.43
43% 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...
$375.89
MSRP $689.70
Save $313.81
45.5% 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...
$23.54
MSRP $39.56
Save $16.02
40.5% Off 
Exhaust Gas Re-Circulation (Egr) Valve Gasket
GM
98106027
EGR Valve To Intake Manifold.
$8.35
MSRP $13.46
Save $5.11
38% 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,...
$143.82
MSRP $262.68
Save $118.86
45.2% 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 
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
$41.39
MSRP $72.62
Save $31.23
43% Off 
Vapor Canister
GM
85528019
Canyon, Colorado. 2.5l, 3.6l.
$171.73
MSRP $282.58
Save $110.85
39.2% 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...
$50.32
MSRP $77.44
Save $27.12
35% 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
$255.51
MSRP $468.82
Save $213.31
45.5% Off 
Harness
GM
87867198
Emission reduction system, 3.0L diesel.
$105.07
MSRP $189.32
Save $84.25
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...
$364.69
MSRP $669.14
Save $304.45
45.5% 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...
$279.47
MSRP $512.79
Save $233.32
45.5% 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...
$58.18
MSRP $104.82
Save $46.64
44.5% 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,...
$20.60
MSRP $28.85
Save $8.25
28.6% 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...
$71.71
MSRP $129.21
Save $57.50
44.5% Off 
Vapor Canister Vent Hose
GM
84814747
Manufactured to GM OE specification for fit, form, and function
$63.35
MSRP $114.14
Save $50.79
44.5% 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
$21.29
MSRP $35.78
Save $14.49
40.5% 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...
$58.44
MSRP $105.30
Save $46.86
44.5% Off 
Oxygen Sensor
GM
88973751
Vibe. Without awd. With gt. Rear. Fwd, 1.8l with ho. From 11/2003.
$86.94
MSRP $156.64
Save $69.70
44.5% 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 
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
$10.44
MSRP $16.84
Save $6.40
38% 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...
$108.68
MSRP $195.82
Save $87.14
44.5% 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...
$58.66
MSRP $105.70
Save $47.04
44.5% 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
$5.93
MSRP $8.13
Save $2.20
27.1% 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...
$10.08
MSRP $14.27
Save $4.19
29.4% Off 
Harness
GM
87821866
6.6L diesel, emission reduction system, 2nd design.
$118.62
MSRP $216.66
Save $98.04
45.3% 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 
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...
$8.82
MSRP $12.47
Save $3.65
29.3% Off 
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