Emission Systems
2015-2017 Buick Verano - Heated Oxygen Sensor
GM
12658647
Verano. 2.4l. Downstream. This part requires programming and/or special setup procedures GM Service Information describes the procedures...
$60.23
MSRP $110.36
Save $50.13
45.4% Off 
Air Tube
GM
12662884
3.0L twin-turbo, wastegate system, bypass valve, rear.
$38.05
MSRP $60.29
Save $22.24
36.9% Off 
2014-2024 GM - Multi-Purpose Relay
GM
13468934
This GM Genuine part is designed, engineered and tested to rigorous standards, and are backed by General Motors
$8.72
MSRP $14.54
Save $5.82
40% Off 
2008-2012 GM - Vapor Canister
GM
15861966
Malibu. 2.4l, 3.5l. 3.5L, 2007-10, california. Vapor canister/oxygen sensor, with pzev. 2.4L, california. Helps reduce harmful...
$362.39
MSRP $675.78
Save $313.39
46.4% Off 
1996-2002 GM - Heated Oxygen Sensor
GM
19178918
Detects oxygen content in the exhaust gases to help optimize emissions
This GM Genuine Part is designed, engineered, and tested to...
$79.97
MSRP $146.54
Save $66.57
45.4% Off 
2004-2009 Cadillac - 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...
$163.03
MSRP $304.03
Save $141.00
46.4% Off 
1984-1988 GM - Exhaust Gas Recirculation (EGR) Valve Kit with Gasket
GM
19210681
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$95.92
MSRP $178.85
Save $82.93
46.4% Off 
PCV Tube
GM
12739532
6.6L diesel, oil lines. 6.6L diesel, upper components.
$60.99
MSRP $111.76
Save $50.77
45.4% Off 
2017-2019 Chevrolet Corvette - Heated Oxygen Sensor
GM
12665161
Corvette. Lower. This part requires programming and/or special setup procedures GM Service Information describes the procedures and...
$38.87
MSRP $70.20
Save $31.33
44.6% Off 
2016-2023 GM - 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,...
$3.33
MSRP $4.12
Save $0.79
19.2% Off 
2015-2019 Chevrolet Corvette - 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...
$53.36
MSRP $96.36
Save $43.00
44.6% Off 
2014-2015 Chevrolet Cruze - 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...
$369.85
MSRP $689.70
Save $319.85
46.4% Off 
2017-2024 GM - 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...
$22.70
MSRP $39.56
Save $16.86
42.6% Off 
2014-2015 Cadillac - 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,...
$140.86
MSRP $262.68
Save $121.82
46.4% Off 
2014-2019 Cadillac XTS - 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
$40.21
MSRP $72.62
Save $32.41
44.6% Off 
2020-2024 Cadillac CT4 - 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...
$48.89
MSRP $77.44
Save $28.55
36.9% Off 
2004-2005 GM - 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...
$274.98
MSRP $512.79
Save $237.81
46.4% Off 
2008-2016 GM - Heated Oxygen Sensor - 2nd Position
GM
12609457
This part requires programming and/or special setup procedures GM Service Information describes the procedures and special tools needed...
$57.21
MSRP $104.82
Save $47.61
45.4% Off 
2000-2003 GM - Multi-Purpose Bolt
GM
15602721
Secondary pump, with california emission, 3.8L. Secondary pump, with california emission, 3.4L. This GM Genuine Part is designed,...
$0.96
MSRP $1.28
Save $0.32
25% Off 
2013-2023 GM - 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,...
$19.86
MSRP $28.85
Save $8.99
31.2% Off 
2005-2009 GM - 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...
$70.51
MSRP $129.21
Save $58.70
45.4% Off 
2012-2014 Cadillac CTS - 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
$20.53
MSRP $35.78
Save $15.25
42.6% Off 
2003-2005 GM - 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...
$57.47
MSRP $105.30
Save $47.83
45.4% Off 
2008-2009 GM - 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...
$105.01
MSRP $195.82
Save $90.81
46.4% Off 
2008-2013 GM - 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...
$57.69
MSRP $105.70
Save $48.01
45.4% Off 
2014-2022 GM - 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
$5.79
MSRP $8.13
Save $2.34
28.8% Off 
2014-2017 GM - Fuel Tank Vent Pipe
GM
12777878
Location-Vapor Canister. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$78.21
MSRP $119.43
Save $41.22
34.5% Off 
1995-2016 GM - M6x1.0x20mm Multi-Purpose Bolt
GM
11517518
Bi-fuel/cng, mounting hardware. Sedan,. 2.2L. 3.1L. 3.4L, 2002-05. Gmc & oldsmobile, with xuv. 3.4L, 2000-01. Gxp. 3.0L. This GM Genuine...
$6.05
MSRP $8.49
Save $2.44
28.7% Off 
2008-2013 Chevrolet Corvette - Heated Oxygen Sensor
GM
12611165
Corvette. Rear. 7.0L. With supercharged. This part requires programming and/or special setup procedures GM Service Information describes...
$104.80
MSRP $195.44
Save $90.64
46.4% Off 
2006-2011 GM - Heated Oxygen Sensor
GM
12597989
DTS. Lucerne. 4.6L. This part requires programming and/or special setup procedures GM Service Information describes the procedures and...
$86.33
MSRP $160.98
Save $74.65
46.4% Off 
2011-2019 GM - Vapor Canister Vent Solenoid
GM
13576005
Acadia, Enclave, Traverse. Corvette. 3.5 & 3.9L with flex fuel. Controls fresh air flow to the canister
Sends fuel vapors to the engine...
$27.96
MSRP $48.74
Save $20.78
42.6% Off 
Nitrogen Oxide Sensor Kit with Sensor and Clips
GM
12671388
Nitrogen oxide. Sierra, silverado. Rear. 6.6L diesel, egr valve & related components. 2010-16, egr valve & related components. Nox...
$298.77
MSRP $557.13
Save $258.36
46.4% Off 
2019 Chevrolet Corvette - Passenger Side Positive Crankcase Ventilation Tube
GM
12680698
With supercharger, with zr1. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General...
$52.29
MSRP $82.83
Save $30.54
36.9% Off 
2016-2024 Chevrolet - PCV Valve Tubing
GM
12640659
1.5L turbo. 1.4L, 2 ends. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$27.99
MSRP $50.54
Save $22.55
44.6% Off 
Vacuum Hose
GM
12656521
3.6L twin-turbo, wastegate system, #4.
$68.52
MSRP $110.13
Save $41.61
37.8% Off 
2008-2010 GM - Secondary Air Injection Pipe Gasket
GM
12604517
Injection Pipe Gasket. Air injection system, 3.5L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is...
$3.63
MSRP $5.80
Save $2.17
37.4% Off 
2020-2024 GM - Heated Oxygen Sensor
GM
12695629
1.3L turbo. This part requires programming and/or special setup procedures GM Service Information describes the procedures and special...
$51.03
MSRP $80.85
Save $29.82
36.9% Off 
2004-2005 GM - Air Injection Valve
GM
12619128
4.2L. Helps prevent exhaust from entering air pump
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is...
$116.56
MSRP $217.37
Save $100.81
46.4% Off 
2014-2018 GM - Heated Oxygen Sensor
GM
12666672
Front. Without vsport. Upper. ATS. 3.6l. Canister & sensors, 3.6L. Camaro. 3.6l. Without v-series. Pre-catalyst. This part requires...
$41.43
MSRP $74.82
Save $33.39
44.6% Off 
2022-2024 Cadillac CT4 - Positive Crankcase Ventilation (PCV) Tube
GM
12638542
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$21.60
MSRP $37.64
Save $16.04
42.6% Off 
2012-2013 Chevrolet Impala - Secondary Air Injection Pump Bracket
GM
12634458
3.6L with flex fuel. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$53.27
MSRP $96.20
Save $42.93
44.6% Off 
2003-2011 GM - Vapor Canister Filter Kit with Seal
GM
19177702
DTS. Cobalt. Canister & sensors. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General...
$64.23
MSRP $117.70
Save $53.47
45.4% Off 
2000-2002 GM - Heated Oxygen Sensor
GM
12565397
All models. 6.0l. All models. 8.1l. Calif. Express, savana. Over 8500 gvw. Without 7.4L, gas, 8.1l. Front of converter, 6.0l. Front of...
$76.97
MSRP $141.05
Save $64.08
45.4% Off 
2014-2015 Chevrolet Cruze - EGR Valve Gasket
GM
12647008
For EGR Valve. Helps provide a leak-free seal
Allows exhaust pollutants to enter the engine for re-burn
Helps the engine emission system...
$23.58
MSRP $41.10
Save $17.52
42.6% Off 
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