Emission Systems
Exhaust Temperature Sensor
GM
55499757
2.8L turbo diesel, egr valve & related components, catalytic converter, upper. Helps provide accurate temperature detection
Heat and...
$42.24
MSRP $72.28
Save $30.04
41.6% Off 
Vapor Canister
GM
85596720
Equinox, Terrain. 1.5l. First design. Equinox, Terrain. 2.0l.
$144.68
MSRP $265.48
Save $120.80
45.5% Off 
Vacuum Hose
GM
12656524
3.6L twin-turbo, wastegate system, #1.
$56.80
MSRP $91.02
Save $34.22
37.6% Off 
Exhaust Gas Recirculation (EGR) Valve Kit with Gasket, Seals, and Bolts
GM
55594609
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$200.96
MSRP $368.08
Save $167.12
45.4% Off 
Secondary Air Injection Pump with Bracket
GM
12654558
A.i.r. Pump, 2.5L. ATS. 2.5l. Calif. Helps maintain controlled air flow to proper air injection components
$168.01
MSRP $307.72
Save $139.71
45.4% Off 
Heated Oxygen Sensor
GM
12666673
ACDelco Heated Oxygen Sensor (Part Number: 12666673) Type: SENSOR ASM-HTD OXY (heated oxygen sensor) Function: Measures oxygen...
$54.22
MSRP $92.78
Save $38.56
41.6% Off 
Vapor Canister
GM
92222164
Caprice PPV. Helps reduce harmful pollutants from entering the atmosphere
Captures fuel vapors to be re-burned in the engine
$226.52
MSRP $417.16
Save $190.64
45.7% Off 
Heated Oxygen Sensor
GM
12607410
ACDelco Heated Oxygen Sensor (Part Number: 12607410) is an oxygen sensor (heated) that measures oxygen content in exhaust gases to...
$52.20
MSRP $89.32
Save $37.12
41.6% Off 
Manifold Absolute Pressure Sensor Seal
GM
16194007
ACDelco Manifold Absolute Pressure Sensor Seal (Part Number: 16194007) is a sensor seal designed to provide proper sealing for the...
$7.45
MSRP $10.66
Save $3.21
30.1% Off 
Heated Oxygen Sensor
GM
19178934
ACDelco Heated Oxygen Sensor (Part Number: 19178934) is a heated O2 sensor that detects oxygen content in exhaust gases to help...
$82.14
MSRP $150.04
Save $67.90
45.3% Off 
Vapor Canister Purge Tube
GM
12586630
ACDelco Vapor Canister Purge Tube (Part Number: 12586630) is an evaporative emissions purge tube that routes vapor from the EVAP...
$23.90
MSRP $36.78
Save $12.88
35% Off 
Evaporator Tube
GM
85618839
5.5L, rear, z06, convertible. 6.2L, rear, convertible.
$93.03
MSRP $148.24
Save $55.21
37.2% Off 
Vapor Canister Vent Solenoid
GM
84148816
Sierra, silverado. Regular cab. 6 ft. box. Controls fresh air flow to the canister
Sends fuel vapors to the engine for re-burn
Helps...
$55.92
MSRP $102.16
Save $46.24
45.3% Off 
Vapor Canister Purge Pipe
GM
20919683
3.6L without flex fuel. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$330.60
MSRP $608.86
Save $278.26
45.7% Off 
Vapor Canister Vent Valve Solenoid Kit with Filter and Harness
GM
19352776
ACDelco Vapor Canister Vent Valve Solenoid Kit with Filter and Harness (Part Number: 19352776) controls fresh air flow to the vapor...
$172.82
MSRP $316.54
Save $143.72
45.4% Off 
Exhaust Gas Re-Circulation (Egr) Tube
GM
40009194
3.0L diesel, high pressure. Suburban. 3.0l diesel. Outlet. Tahoe. 3.0l diesel. Height pressure system. From cooler. Yukon. 3.0l diesel.
$121.96
EGR Cooler
GM
12641879
2017-20, egr valve & related components. Express, savana. 2.8l diesel. Canyon, Colorado. 2.8l diesel. 2.8L turbo diesel egr valve &...
$234.94
MSRP $432.68
Save $197.74
45.7% Off 
Exhaust Gas Recirculation (EGR) Cooler Temperature Sensor Bracket
GM
55598410
1.8L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$10.73
MSRP $13.46
Save $2.73
20.3% Off 
Vapor Canister
GM
23212909
1.8L. Helps reduce harmful pollutants from entering the atmosphere
Captures fuel vapors to be re-burned in the engine
This GM Genuine...
$109.03
MSRP $175.51
Save $66.48
37.9% Off 
Multi Purpose Nut
GM
11612078
GM Genuine Parts Multi Purpose Nut (Part Number: 11612078) — OE nut used in front pipe and exhaust applications. Function:...
$6.52
Pump
GM
12746785
Encore GX. 1.2l. XT4. 2024. Envision. Labeled 12735887. Traverse. 2.5l. 1.2L turbo. Acadia. 2.5l. 2.0L turbo. Trailblazer. 1.2l.
$102.20
Heated Oxygen Sensor
GM
12634063
ACDelco Heated Oxygen Sensor (Part Number: 12634063) is an OE heated post-catalyst oxygen sensor that detects oxygen content in...
$66.79
MSRP $122.00
Save $55.21
45.3% Off 
Exhaust System Front Gasket
GM
12671767
GM Genuine Parts Exhaust System Front Gasket (Part Number: 12671767) is an exhaust front gasket intended to seal exhaust connections...
$3.44
MSRP $3.83
Save $0.39
10.2% Off 
Vapor Canister Air Inlet Filter
GM
22886738
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$30.64
MSRP $43.71
Save $13.07
29.9% Off 
Evaporative Emission Pipe
GM
42674745
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$57.21
MSRP $97.90
Save $40.69
41.6% Off 
Exhaust Gas Recirculation (EGR) Valve
GM
12633889
ACDelco Exhaust Gas Recirculation (EGR) Valve (Part Number: 12633889) is an emission control valve designed to recirculate exhaust...
$158.48
MSRP $290.80
Save $132.32
45.5% Off 
Exhaust Gas Recirculation (EGR) Valve Gasket
GM
98062923
GM Genuine Parts Exhaust Gas Recirculation (EGR) Valve Gasket (Part Number: 98062923) is a gasket that seals the EGR valve to prevent...
$7.51
MSRP $10.75
Save $3.24
30.1% Off 
Harness
GM
85034911
6.6L diesel, emission reduction system, 2nd design. 6.6L diesel, emission reduction system, all.
$113.93
MSRP $209.06
Save $95.13
45.5% Off 
Solenoid Valve
GM
84833401
6.6L gas, 8 ft box. 6.6L gas, all.
$40.05
MSRP $68.54
Save $28.49
41.6% Off 
PCV Tube
GM
25202897
GM Genuine Parts PCV Valve Tubing (Part Number: 25202897) is a PCV (positive crankcase ventilation) tubing assembly intended for...
$86.27
MSRP $157.58
Save $71.31
45.3% Off 
Heated Oxygen Sensor
GM
19209818
Rear. GTO. Post-converter. This part requires programming and/or special setup procedures GM Service Information describes the...
$86.98
MSRP $158.88
Save $71.90
45.3% Off 
Exhaust Gas Recirculation (EGR) Valve Cooler
GM
12635707
ACDelco Exhaust Gas Recirculation (EGR) Valve Cooler (Part Number: 12635707) is an EGR cooler assembly that lowers exhaust-gas...
$528.39
MSRP $973.12
Save $444.73
45.7% Off 
Exhaust Gas Recirculation (EGR) Valve Kit with Gasket
GM
19210655
Stamped #17087196. Under GVW 8,500 Lbs. G10-30 vans. 5.0l. This GM Genuine Part is designed, engineered, and tested to rigorous...
$90.82
MSRP $165.91
Save $75.09
45.3% Off 
Heated Oxygen Sensor
GM
12559850
ACDelco Heated Oxygen Sensor (Part Number: 12559850) is an emissions-control sensor that detects oxygen content in exhaust gases to...
$68.33
MSRP $124.82
Save $56.49
45.3% Off 
Heated Oxygen Sensor
GM
55485043
GM Genuine Parts Heated Oxygen Sensor (Part Number: 55485043) is a heated upstream oxygen sensor (pre-catalyst bank 1 sensor 1) used...
$57.07
MSRP $97.66
Save $40.59
41.6% Off 
Vapor Canister
GM
42812241
1.8L, with pzev. Sonic. 1.8l. Without flex fuel.
$134.88
MSRP $253.68
Save $118.80
46.8% Off 
Rear Oxygen Sensor
GM
19355312
Corvette. Post-converter. Suburban 3500hd.
$97.00
MSRP $177.18
Save $80.18
45.3% Off 
Heated Oxygen Sensor
GM
19316344
City Express. Downstream. This part requires programming and/or special setup procedures GM Service Information describes the procedures...
$181.94
MSRP $333.24
Save $151.30
45.4% Off 
F (S)Canister
GM
19436332
LaCrosse. Regal TourX. 2.0L turbo, with awd. 3.6L, with awd. Regal Sportback. 2.0l. Regal Sportback. 3.6l.
$104.78
MSRP $191.39
Save $86.61
45.3% Off 
Heated Oxygen Sensor
GM
12618011
Rear (position 2). 2.4L. This part requires programming and/or special setup procedures GM Service Information describes the procedures...
$81.71
MSRP $149.24
Save $67.53
45.2% Off 
Exhaust Temperature Sensor
GM
19418899
ACDelco Exhaust Temperature Sensor (Part Number: 19418899) is an exhaust temperature sensor that detects exhaust gas temperature to...
$62.66
MSRP $114.46
Save $51.80
45.3% Off 
Driver Side Secondary Air Injection Shut-Off and Check Valve
GM
12633749
Impala. 3.6l. Left. 3.6L with flex fuel. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by...
$177.49
MSRP $325.10
Save $147.61
45.4% Off 
Vapor Canister Bracket
GM
84325522
6.6L gas, 6.9 ft box, crew cab. 6.6L gas, 6.9ft box. This GM Genuine Part is designed, engineered, and tested to rigorous standards and...
$130.46
Temp Sensor
GM
40009349
Position 2. 3.0L diesel, sensors, position 1. 3.0L diesel, 2023-26. Suburban. 3.0l diesel. Tahoe. 3.0l diesel. Position 1...
$119.81
Intercooler Bypass Valve Vacuum Tank
GM
12653856
2.0L turbo. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$229.26
MSRP $370.38
Save $141.12
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