Emission Systems
Air Injection Valve
GM
12619110
4.2L. Helps prevent exhaust from entering air pump
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is...
$194.63
MSRP $355.48
Save $160.85
45.2% Off 
Exhaust Gas Recirculation (EGR) Valve Pipe
GM
12586606
3.5L, wagon. Malibu, Malibu Maxx. 3.5l. 3.5L, sedan. G6. 3.5l. 2nd design. This GM Genuine Part is designed, engineered, and tested to...
$36.49
MSRP $64.03
Save $27.54
43% Off 
Heated Oxygen Sensor
GM
12608663
G6. Right. Rear. Aura. 3.6l. This part requires programming and/or special setup procedures GM Service Information describes the...
$81.31
MSRP $146.50
Save $65.19
44.5% Off 
Vapor Canister
GM
84437084
Envision. 2.0l. All. Helps reduce harmful pollutants from entering the atmosphere
Captures fuel vapors to be re-burned in the engine
$352.89
MSRP $647.50
Save $294.61
45.5% Off 
Secondary Air Injection Pipe
GM
12647908
2.4L. Helps maintain controlled air flow to proper air injection components
This GM Genuine Part is designed, engineered, and tested to...
$173.85
MSRP $317.55
Save $143.70
45.3% Off 
Diesel Emissions Fluid (DEF) Exhaust Front Pipe Injector Supply Pipe
GM
23182419
With diesel, emission reduction system, 2nd design. This GM Genuine Part is designed, engineered, and tested to rigorous standards and...
$181.10
MSRP $275.65
Save $94.55
34.3% Off 
Heated Oxygen Sensor
GM
12580827
This part requires programming and/or special setup procedures GM Service Information describes the procedures and special tools needed...
$76.07
MSRP $137.06
Save $60.99
44.5% Off 
Heated Oxygen Sensor
GM
12671088
This part requires programming and/or special setup procedures GM Service Information describes the procedures and special tools needed...
$42.23
MSRP $74.08
Save $31.85
43% Off 
PCV Tube
GM
12703822
2017-19, oil & coolant pipes. 6.6L diesel oil lines.
$57.65
MSRP $103.88
Save $46.23
44.5% Off 
Rear Nox Sensor
GM
12718742
6.6L diesel, egr valve & related components, 2017-19.
$386.96
MSRP $710.01
Save $323.05
45.5% Off 
Outlet Hose
GM
24001100
Height pressure system. From cooler. Yukon. 3.0l diesel. 3.0L diesel low pressure. Outlet hose.
$4.80
MSRP $8.00
Save $3.20
40% Off 
Manifold Absolute Pressure Sensor Retainer
GM
12615934
6.0L. 1/2 ton. 2010-13. 5.3L. 2008-09. , 3/4 ton. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is...
$6.18
MSRP $10.30
Save $4.12
40% 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 
Heated Oxygen Sensor
GM
12634085
Enclave, Traverse. Rear. Acadia, Acadia Limited. This part requires programming and/or special setup procedures GM Service Information...
$183.12
MSRP $334.46
Save $151.34
45.2% 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 
Vacuum Hose
GM
12656519
3.6L twin-turbo, wastegate system, #3.
$72.83
MSRP $115.10
Save $42.27
36.7% Off 
Heated Oxygen Sensor Bracket
GM
19316341
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$7.99
MSRP $11.09
Save $3.10
28% 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...
$81.87
MSRP $147.53
Save $65.66
44.5% Off 
Heated Oxygen Sensor
GM
12592592
Canyon, Colorado. Without 5.3l. Front. 3.7L. This part requires programming and/or special setup procedures GM Service Information...
$68.85
MSRP $124.06
Save $55.21
44.5% Off 
Secondary Air Injection Shut-Off and Check Valve
GM
12660126
LaCrosse. 3.8l. Helps maintain controlled air flow to proper air injection components
This GM Genuine Part is designed, engineered, and...
$282.88
MSRP $516.66
Save $233.78
45.2% Off 
Heated Oxygen Sensor
GM
12572707
All models. 8.1l. Left. Rear of converter, 8.1l. This part requires programming and/or special setup procedures GM Service Information...
$81.45
MSRP $146.77
Save $65.32
44.5% Off 
Vapor Canister Purge Tube
GM
12658981
CTS. 3.6l. With vsport. ATS. 3.6l. With v-series. Coupe, 3.6L twin-turbo. This GM Genuine Part is designed, engineered, and tested to...
$60.03
MSRP $108.16
Save $48.13
44.5% Off 
Secondary Air Injection Pump
GM
12560095
S-series. 4.3l. Helps maintain controlled air flow to proper air injection components
This GM Genuine Part is designed, engineered, and...
$163.10
MSRP $297.91
Save $134.81
45.3% Off 
Oxygen Sensor
GM
12705409
Canister & sensors, 6.2L. CT5. 6.2l. Upstream. Right.
$53.31
MSRP $93.52
Save $40.21
43% Off 
Heated Oxygen Sensor
GM
19178936
Cavalier, Sunfire. 2.2l. Rear, 2.2L. 2.2L, pre converter. Detects oxygen content in the exhaust gases to help optimize emissions
This GM...
$41.82
MSRP $73.36
Save $31.54
43% Off 
Positive Crankcase Ventilation Tube
GM
55512285
2.0L turbo. 2.7L turbo. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$8.00
MSRP $11.70
Save $3.70
31.6% Off 
Heated Oxygen Sensor
GM
12703967
Corvette. Upstream. This part requires programming and/or special setup procedures GM Service Information describes the procedures and...
$68.20
MSRP $122.88
Save $54.68
44.5% Off 
Fuel Tank Filler Hose
GM
22848181
Filler pipe components. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$23.52
MSRP $34.38
Save $10.86
31.6% Off 
Emission Reduction Fluid Tank Rear Bracket
GM
84902357
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$23.09
MSRP $40.50
Save $17.41
43% Off 
F (S)Canister
GM
85609678
3.6L, with pzev, gas. 2.5L, with pzev.
$130.26
MSRP $237.92
Save $107.66
45.3% Off 
Exhaust Gas Re-Circulation (Egr) Valve Temperature Sensor
GM
98240072
$69.85
MSRP $125.86
Save $56.01
44.5% Off 
Vapor Canister
GM
23156464
2.4L, without pzev. 2.4L, all. Equinox, Terrain. 3.0l. Helps reduce harmful pollutants from entering the atmosphere
Captures fuel vapors...
$218.87
MSRP $399.76
Save $180.89
45.2% Off 
F (S)Pipe
GM
84836032
6.2L, rear, convertible. 5.5L, rear, z06, convertible.
$85.83
MSRP $135.66
Save $49.83
36.7% Off 
Turbocharger Gasket
GM
98070023
For EGR Cooler. Inlet. 2010-16 with diesel, 6.6L egr valve & related components.
$6.59
MSRP $10.98
Save $4.39
40% Off 
F (S)Shield
GM
85697764
6.6L diesel, emission reduction system.
$20.58
MSRP $28.58
Save $8.00
28% Off 
Vapor Canister Purge Pipe
GM
23150671
1.5L turbo. 1.8L. 2.0L turbo. This GM Genuine part is designed, engineered and tested to rigorous standards, and are backed by General...
$241.32
MSRP $440.76
Save $199.44
45.2% Off 
Oxygen Sensor
GM
89017722
Rear. SRX. CTS. Catalyst monitoring. 3.6l. Detects oxygen content in the exhaust gases to help optimize emissions
This GM Genuine Part...
$95.73
MSRP $172.49
Save $76.76
44.5% Off 
EGR Valve Cooler Gasket
GM
98065521
6.6L diesel 2015-16 egr valve & related components. front cooler. This GM Genuine Part is designed, engineered, and tested to rigorous...
$7.14
MSRP $11.90
Save $4.76
40% Off 
Evaporative Emission System Vacuum Leak Pump Filter
GM
85513066
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$53.67
MSRP $94.16
Save $40.49
43% Off 
Vapor Canister Purge Pipe
GM
94517136
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$86.77
MSRP $130.28
Save $43.51
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