Emission Systems
Heated Oxygen Sensor
GM
12687257
CT6. 4.2l. Canister & sensors, 4.2l twin-turbo, bank 1 sensor 1. This part requires programming and/or special setup procedures GM...
$119.95
MSRP $214.20
Save $94.25
44% Off 
5-Way Female Gray Multi-Purpose Pigtail
GM
15306027
California emissions. 2000-03. Federal emissions. 2004-05. 3.1 & 3.4L, 1995-99, 3.4L. 3.8L. Protective outer coverings help provide...
$37.92
MSRP $65.94
Save $28.02
42.5% Off 
Heated Oxygen Sensor
GM
12567254
S-series. 4.3l. All. 4.3L, rear of converter. 4.3L, front of converter. Detects oxygen content in the exhaust gases to help optimize...
$65.13
MSRP $116.30
Save $51.17
44% Off 
Oxygen Sensor
GM
12702904
Upstream. Right. With supercharger. Escalade. 6.2l.
$43.63
MSRP $75.88
Save $32.25
42.5% Off 
M10x1.5x30 Multi-Purpose Bolt
GM
11516328
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$3.23
MSRP $4.92
Save $1.69
34.3% Off 
2016-2020 GM Hinge Nut
GM
11546441
1.4L, center and rear section, hatchback, to pipe, type 2. 1.8L, center and rear. 2.0L turbo 2019. Helps align and secure various...
$0.25
MSRP $0.37
Save $0.12
32.4% Off 
Push-Pin
GM
11589289
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$5.24
MSRP $8.01
Save $2.77
34.6% Off 
Vapor Canister without Vent Valve Solenoid
GM
15136019
Enclave, Traverse. Outlook. Acadia Limited. Helps reduce harmful pollutants from entering the atmosphere
Captures fuel vapors to be...
$204.43
MSRP $365.06
Save $160.63
44% Off 
Heated Oxygen Sensor
GM
12611127
HHR. Cobalt. Canister & sensors, 2.2L. G5. Front (position 1). 2.4l. This part requires programming and/or special setup procedures GM...
$48.88
MSRP $85.00
Save $36.12
42.5% Off 
Exhaust Gas Recirculation (EGR) Valve Temperature Sensor
GM
12636966
Silverado, sierra. 6.6l. Location b. Express, savana. 6.6l diesel. Locr b. Position 2. 6.6L diesel, egr valve & related components,...
$112.40
MSRP $200.72
Save $88.32
44% Off 
Multi Purpose Relay
GM
13500114
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$12.31
MSRP $21.40
Save $9.09
42.5% Off 
M6x1x30 Multi-Purpose Bolt
GM
11588714
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$7.02
MSRP $10.69
Save $3.67
34.3% Off 
2014-2018 GM Oxygen Sensor
GM
12666671
Rear. Canister & sensors, 3.0l twin-turbo. CT6. 3.0l. Without vsport. Lower. Canister & sensors, 3.6L. Camaro. 3.6l. ATS. 3.6l. Without...
$44.97
MSRP $78.20
Save $33.23
42.5% Off 
Secondary Air Injection Pump with Bracket
GM
12597245
LaCrosse. 3.8l. Grand Prix. 3.8l. Helps maintain controlled air flow to proper air injection components
This GM Genuine Part is...
$159.50
MSRP $284.80
Save $125.30
44% Off 
Exhaust Gas Recirculation (EGR) Cooler
GM
12720269
Silverado, sierra. 6.6l. All. Silverado, Sierra 2500 HD. Diesel. Silverado, Sierra 3500 HD.
$459.49
MSRP $820.52
Save $361.03
44% Off 
2016-2020 GM Oxygen Sensor
GM
12666612
Express, savana. Gas. Front. This part requires programming and/or special setup procedures GM Service Information describes the...
$54.74
MSRP $95.19
Save $40.45
42.5% Off 
M6x1x25 Multi-Purpose Bolt
GM
11562426
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$7.65
MSRP $11.66
Save $4.01
34.4% Off 
Exhaust Gas Re-Circulation (Egr) Valve Spacer Plate Gasket
GM
10191741
Location-Adapter To Exhaust Manifold.
$3.54
MSRP $6.16
Save $2.62
42.5% Off 
Secondary Air Injection Shut-Off and Check Valve
GM
12636250
A.i.r. Pump, 3.6L. ATS. 3.6l. Right. Helps prevent exhaust from entering air pump
$184.59
MSRP $329.62
Save $145.03
44% Off 
2017-2020 GM PCV Tube
GM
12670652
3.6L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$26.60
MSRP $40.58
Save $13.98
34.5% Off 
2016-2019 Cadillac CTS - PCV Tube
GM
12670602
2016-19. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$30.76
MSRP $46.93
Save $16.17
34.5% Off 
Detection Pump
GM
12741163
Silverado, sierra. 2.7l. Colorado. Canyon. 1.3L turbo. Envision. Labeled 12741163.
$55.71
MSRP $96.88
Save $41.17
42.5% Off 
Vacuum Tank
GM
15973049
7.0L. With supercharged. 4.4L. 2nd design. Allows HVAC controls to function during low engine vacuum conditions
This GM Genuine Part is...
$35.02
MSRP $60.90
Save $25.88
42.5% Off 
Exhaust Temperature Sensor
GM
12683486
6.6L diesel, egr valve & related components, 2017-19, upper, front. Exhaust temp sensor. 6.6l. Position 1. Silverado, Sierra 2500 HD....
$48.58
MSRP $84.48
Save $35.90
42.5% Off 
Positive Crankcase Ventilation Tube Gasket
GM
12671847
6.6L diesel, oil lines. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$5.32
MSRP $9.26
Save $3.94
42.5% Off 
2013-2021 GM Oxygen Sensor
GM
12661898
Downstream. Envision. 2.5l. Bank 1 sen 2. Acadia. 2.5l. Lower. Regal TourX. Blazer. 2.5l. Rear. 2.0L. 2.4L. This part requires...
$73.46
MSRP $131.19
Save $57.73
44% Off 
Heated Oxygen Sensor
GM
12639692
Equinox, Terrain. 2.4l. Downstream. Captiva Sport. 2.4l. Rear. This part requires programming and/or special setup procedures GM Service...
$24.47
MSRP $42.56
Save $18.09
42.5% Off 
M6x1x20 Multi-Purpose Bolt
GM
11588712
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$5.32
MSRP $8.13
Save $2.81
34.6% Off 
Exhaust Gas Recirculation (EGR) Cooler Bypass Gasket
GM
12658509
6.6L diesel. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$3.02
MSRP $5.26
Save $2.24
42.6% Off 
2007-2011 GM Shut-Off Valve
GM
12659290
3.9L. Helps prevent exhaust from entering air pump
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is...
$325.18
MSRP $580.68
Save $255.50
44% Off 
Vapor Canister Purge Solenoid Valve
GM
12666845
1.3L turbo. 1.2L turbo. XT4. CT4. Silverado, sierra. 2.7l. 2019. Location-Engine Bay. Acadia. 2.0l. Blazer. 2.0l. Controls vapor flow...
$19.08
MSRP $33.18
Save $14.10
42.5% Off 
Exhaust Gas Recirculation (EGR) Valve Temperature Sensor
GM
12634536
Silverado, sierra. 6.6l. Location a. 2010-16, egr valve & related components. Express, savana. 6.6l diesel. Locr a. Position 1. 6.6L...
$112.40
MSRP $200.72
Save $88.32
44% Off 
Vapor Canister Purge Tube
GM
12664723
With supercharger, with zr1. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General...
$17.28
MSRP $25.06
Save $7.78
31% Off 
2017-2021 GM PCV Hose
GM
12649933
3.6l. PCV hose. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$21.65
MSRP $37.66
Save $16.01
42.5% Off 
Heated Oxygen Sensor
GM
12583804
This part requires programming and/or special setup procedures GM Service Information describes the procedures and special tools needed...
Heated Oxygen Sensor
GM
12612430
SRX. 3.0l. Equinox, Terrain. 3.0l. Volt. Lower. LaCrosse. 3.6l. ELR. This part requires programming and/or special setup procedures GM...
$76.09
MSRP $135.88
Save $59.79
44% Off 
Heated Oxygen Sensor
GM
12562943
Canada Built. 5.3L, rear of converter. 5.3L, front of converter. Detects oxygen content in the exhaust gases to help optimize emissions...
$72.62
MSRP $129.68
Save $57.06
44% Off 
Exhaust Gas Recirculation (EGR) Valve Gasket
GM
12567275
Helps provide a leak-free seal
Allows exhaust pollutants to enter the engine for re-burn
Helps the engine emission system operate...
$11.10
MSRP $19.27
Save $8.17
42.4% Off 
2003-2004 GM A.I.R Pipe
GM
15783309
Seville. All. Left. California emissions. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed...
$91.53
MSRP $143.37
Save $51.84
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