Emission Systems
availability
Vapor Canister Purge Pipe
GM
25792594
3.5 & 3.9L with flex fuel. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$326.02
MSRP $571.96
Save $245.94
43% Off 
F (S)Shield
GM
85697764
6.6L diesel, emission reduction system.
$20.80
MSRP $29.38
Save $8.58
29.2% Off 
Fuel Tank Filler Vent Hose
GM
84018880
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$49.53
MSRP $72.16
Save $22.63
31.4% Off 
Exhaust Gas Recirculation (EGR) Pipe
GM
55494203
1.8L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$46.77
MSRP $70.74
Save $23.97
33.9% Off 
Exhaust Gas Recirculation (EGR) Pipe Gasket
GM
55581609
1.8L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$5.49
MSRP $9.30
Save $3.81
41% Off 
Fuel Tank Filler Vent Hose
GM
84136766
Diesel, with 2.8L, fuel tank & components. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed...
$43.91
MSRP $63.97
Save $20.06
31.4% Off 
Heated Oxygen Sensor
GM
19209807
This part requires programming and/or special setup procedures GM Service Information describes the procedures and special tools needed...
$102.52
MSRP $178.30
Save $75.78
42.5% Off 
Positive Crankcase Ventilation (PCV) Hose Fitting Seal
GM
55498259
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$3.86
MSRP $5.74
Save $1.88
32.8% 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...
$62.50
MSRP $108.70
Save $46.20
42.5% Off 
Oxygen Sensor
GM
12563848
S-series. 2.2l. Cavalier, Sunfire. 2.2l. Ohv. Front, 2.2L. 2.2L, manifold. Detects oxygen content in the exhaust gases to help optimize...
$49.58
MSRP $85.48
Save $35.90
42% 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...
$72.55
MSRP $126.19
Save $53.64
42.5% Off 
F (S)Canister
GM
19540888
LaCrosse. Fwd. 90 degree connector.
$248.00
MSRP $435.08
Save $187.08
43% Off 
Exhaust Gas Recirculation (EGR) Valve Gasket
GM
55497054
1.6L, egr cooler, large. Equinox, Terrain. 1.6l diesel. Cruze. 1.6l. Helps provide a leak-free seal
Allows exhaust pollutants to enter...
$5.49
MSRP $9.30
Save $3.81
41% Off 
5-Way Female Black Multi-Purpose Pigtail
GM
15306175
3.4L, 2002-05. 3.4L, 2000-01. Protective outer coverings help provide long-lasting durability
Color-coded wires allow for easy...
$45.29
MSRP $78.10
Save $32.81
42% Off 
Heated Oxygen Sensor
GM
19209814
LaCrosse. Bonneville, LeSabre. Grand Prix. Lucerne. Park Avenue. 3.8l. At manifold. With supercharger 1998-2005, manifold. This part...
$69.16
MSRP $120.28
Save $51.12
42.5% 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,...
$153.92
MSRP $270.04
Save $116.12
43% Off 
Heated Oxygen Sensor
GM
88971387
Vibe. With awd. Rear. This part requires programming and/or special setup procedures GM Service Information describes the procedures and...
$112.71
MSRP $196.02
Save $83.31
42.5% Off 
Heated Oxygen Sensor
GM
12669969
LaCrosse. 3.6l. Volt. Upper. Regal Sportback. 3.6l. Downstream. This part requires programming and/or special setup procedures GM...
$44.43
MSRP $76.60
Save $32.17
42% Off 
Emission Reduction Fluid Injector
GM
55504303
1.6L, front section. Cruze. 1.6l. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by...
$138.09
MSRP $212.52
Save $74.43
35% Off 
Positive Crankcase Ventilation (PCV) Tube
GM
12649214
3.6L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$10.68
MSRP $18.10
Save $7.42
41% Off 
Egr Valve
GM
12736936
Silverado, sierra. 6.6l. Front. 6.6L diesel.
$253.98
MSRP $445.58
Save $191.60
43% Off 
Passenger Side Positive Crankcase Ventilation (PCV) Tube
GM
12679798
3.6L twin-turbo, rear. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$40.03
MSRP $60.54
Save $20.51
33.9% Off 
Heated Oxygen Sensor
GM
12680470
CT6. 4.2l. Canister & sensors, 4.2l twin-turbo, bank 2 sensor 2. This part requires programming and/or special setup procedures GM...
$61.54
MSRP $93.88
Save $32.34
34.4% Off 
Egr Pipe
GM
12688016
Silverado, Sierra 2500 HD. To egr valve. Silverado, Sierra 3500 HD. 6.6L diesel, egr valve & related components, 2017-19. Sierra,...
$101.18
MSRP $175.96
Save $74.78
42.5% Off 
Secondary Air Injection Pump Check Valve Gasket
GM
12564682
California emissions. 4.6L. Air injection system, 3.5L. Valve to Right Inlet Pipe. Helps maintain controlled air flow to proper air...
$9.61
MSRP $16.28
Save $6.67
41% Off 
Vapor Canister
GM
17113690
Impala, Monte Carlo. All models. Grand Prix. 3.8l. Egr valve & sensors. 3.5L. Helps reduce harmful pollutants from entering the...
$191.65
MSRP $336.23
Save $144.58
43% Off 
Heated Oxygen Sensor
GM
19178959
Vendor:acdelco. Vendor #AFS74. Standard. S-series. 4.3l. Tpi. Astro, Safari. 4.3l. Manifold, 4.3L. Detects oxygen content in the exhaust...
$71.84
MSRP $124.94
Save $53.10
42.5% Off 
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...
$44.61
MSRP $76.92
Save $32.31
42% Off 
Heated Oxygen Sensor
GM
12669867
2.0L turbo. Regal Sportback. 2.0l. Upstream. Regal TourX. Malibu. 2.0l. This part requires programming and/or special setup procedures...
$57.65
MSRP $99.40
Save $41.75
42% Off 
Positive Crankcase Ventilation (PCV) Hose Fitting Seal
GM
12605720
2.0L turbocharged. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$5.62
MSRP $9.52
Save $3.90
41% Off 
Passenger Side Secondary Air Injection Shut-Off and Check Valve
GM
12652895
Right. XTS. Impala. 3.6l. Helps prevent exhaust from entering air pump
This GM Genuine Part is designed, engineered, and tested to...
$195.01
MSRP $342.12
Save $147.11
43% Off 
Driver Side Positive Crankcase Ventilation (PCV) Tube
GM
12659515
3.0L twin-turbo, small. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$34.34
MSRP $51.94
Save $17.60
33.9% 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
$24.60
MSRP $35.85
Save $11.25
31.4% Off 
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,...
$0.90
MSRP $1.31
Save $0.41
31.3% Off 
Heated Oxygen Sensor
GM
12637297
This part requires programming and/or special setup procedures GM Service Information describes the procedures and special tools needed...
$49.82
MSRP $85.91
Save $36.09
42% Off 
Exhaust Gas Recirculation (EGR) Valve
GM
98025695
6.6L diesel. Silverado, sierra. 6.6l. All models. 6.6l. This GM Genuine Part is designed, engineered, and tested to rigorous standards...
$331.06
MSRP $509.48
Save $178.42
35% Off 
Vent Hose
GM
86551528
Awd. Fwd. Traverse. 2.5l. Acadia. 2.5l.
$30.65
MSRP $52.84
Save $22.19
42% Off 
Vapor Canister Harness Service Valve
GM
19316228
City Express. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$5.37
MSRP $7.58
Save $2.21
29.2% Off 
Heated Oxygen Sensor
GM
12597990
DTS. Lucerne. Front. 4.6l. This part requires programming and/or special setup procedures GM Service Information describes the...
$64.96
MSRP $112.98
Save $48.02
42.5% Off 
Heated Oxygen Sensor
GM
12608662
Impala, Monte Carlo. 3.5l, 3.9l. G6. Left. Rear. 3.5 & 3.9L with flex fuel. Aura. 3.6l. This part requires programming and/or special...
$75.14
MSRP $130.68
Save $55.54
42.5% Off 
Pressure Sensor
GM
40009562
6.6L diesel, exhaust pressure differential sensor. 3.0L diesel 2025-26 sensors. 3.0L diesel low pressure.
$25.16
MSRP $43.38
Save $18.22
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