Emission Systems
Diesel Emissions Fluid (DEF) Tank Filler Hose
GM
20945532
2010-16, emission reduction system. 2017-20, emission reduction system. This GM Genuine Part is designed, engineered, and tested to...
$64.71
MSRP $71.90
Save $7.19
10% Off 
Heated Oxygen Sensor
GM
12585999
Rear. Canyon, Colorado. Without 5.3l. 4.2L. This part requires programming and/or special setup procedures GM Service Information...
$175.90
MSRP $195.44
Save $19.54
10% Off 
Egr Valve
GM
96055570
Metro. Without xfi. Manual trans. 1.0L. Without turbo.
$194.51
MSRP $216.12
Save $21.61
10% Off 
Valve Gasket
GM
10100094
All models. 3.4l. Exc.Valve Stamped #88157. 2nd Design.
$10.28
MSRP $11.42
Save $1.14
10% Off 
Heated Oxygen Sensor
GM
12581966
Corvette. Front. Eng. ls3. 7.0L, 6.2L. This part requires programming and/or special setup procedures GM Service Information describes...
$142.31
MSRP $158.12
Save $15.81
10% Off 
Heated Oxygen Sensor
GM
12569429
This part requires programming and/or special setup procedures GM Service Information describes the procedures and special tools needed...
$102.51
MSRP $113.90
Save $11.39
10% 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...
$108.25
MSRP $120.28
Save $12.03
10% Off 
Emission Reduction Fluid Exhaust Front Pipe Injector Supply Pipe
GM
84593740
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$487.58
MSRP $541.76
Save $54.18
10% Off 
Heated Oxygen Sensor
GM
12658647
Verano. 2.4l. Downstream. This part requires programming and/or special setup procedures GM Service Information describes the procedures...
$99.32
MSRP $110.36
Save $11.04
10% Off 
Emission Reduction Fluid Tank Filler Hose
GM
84435770
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$84.31
MSRP $93.68
Save $9.37
10% Off 
Duct
GM
24508958
Air pump, california only. California emissions. Secondary pump. 3.8L. Seville. 3.4L, 2000-01.
$3.73
MSRP $4.14
Save $0.41
9.9% Off 
Air Tube
GM
12662884
3.0L twin-turbo, wastegate system, bypass valve, rear.
$54.26
MSRP $60.29
Save $6.03
10% Off 
Multi-Purpose Relay
GM
13468934
This GM Genuine part is designed, engineered and tested to rigorous standards, and are backed by General Motors
$13.09
MSRP $14.54
Save $1.45
10% Off 
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...
$608.20
MSRP $675.78
Save $67.58
10% Off 
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...
$131.89
MSRP $146.54
Save $14.65
10% Off 
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...
$273.63
MSRP $304.03
Save $30.40
10% 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
$61.93
MSRP $68.81
Save $6.88
10% Off 
Vapor Canister
GM
84524033
Canister & sensors. CT4. CT5. Helps reduce harmful pollutants from entering the atmosphere
Captures fuel vapors to be re-burned in the...
$233.37
MSRP $259.30
Save $25.93
10% Off 
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
$160.97
MSRP $178.85
Save $17.88
10% Off 
PCV Tube
GM
12739532
6.6L diesel, oil lines. 6.6L diesel, upper components.
$100.58
MSRP $111.76
Save $11.18
10% Off 
Heated Oxygen Sensor
GM
12665161
Corvette. Lower. This part requires programming and/or special setup procedures GM Service Information describes the procedures and...
$63.18
MSRP $70.20
Save $7.02
10% Off 
F (S)Hose
GM
86568917
Incl.Hose. Optional. Vendor #84586575.
$129.58
MSRP $143.98
Save $14.40
10% Off 
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,...
$3.71
MSRP $4.12
Save $0.41
10% Off 
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...
$86.72
MSRP $96.36
Save $9.64
10% Off 
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...
$620.73
MSRP $689.70
Save $68.97
10% Off 
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...
$35.60
MSRP $39.56
Save $3.96
10% Off 
Exhaust Gas Re-Circulation (Egr) Valve Gasket
GM
98106027
EGR Valve To Intake Manifold.
$12.11
MSRP $13.46
Save $1.35
10% 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,...
$236.41
MSRP $262.68
Save $26.27
10% Off 
Vapor Canister Vent Shield
GM
25744795
Without diesel. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$108.90
MSRP $121.00
Save $12.10
10% Off 
Evaporative Emission Pipe
GM
19316263
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$35.61
MSRP $39.57
Save $3.96
10% Off 
Vapor Canister
GM
19316229
City Express. Helps reduce harmful pollutants from entering the atmosphere
Captures fuel vapors to be re-burned in the engine
This GM...
$384.61
MSRP $427.34
Save $42.73
10% Off 
Vapor Canister
GM
22994510
LaCrosse. 2.4l. Regal. 2.4l. Fwd. California. Impala. 3.6l. With pzev. Impala. 2.5l. Pzev spec. Malibu. 2.4l. Impala. 2.4l. Helps reduce...
$447.34
MSRP $497.04
Save $49.70
10% Off 
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
$65.36
MSRP $72.62
Save $7.26
10% Off 
Vapor Canister Support Bracket
GM
22602967
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$6.47
MSRP $7.19
Save $0.72
10% Off 
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...
$69.70
MSRP $77.44
Save $7.74
10% Off 
Harness
GM
87867198
Emission reduction system, 3.0L diesel.
$170.39
MSRP $189.32
Save $18.93
10% Off 
Nitrogen Oxides Sensor
GM
24001919
Nox sensor. Express, savana. 2.8l diesel. Front. Detects the nitrogen oxide content of the exhaust to help optimize emissions...
$602.23
MSRP $669.14
Save $66.91
10% Off 
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...
$461.51
MSRP $512.79
Save $51.28
10% 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...
$116.29
MSRP $129.21
Save $12.92
10% Off 
Vapor Canister Vent Hose
GM
84814747
Manufactured to GM OE specification for fit, form, and function
$102.73
MSRP $114.14
Save $11.41
10% Off 
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
$32.20
MSRP $35.78
Save $3.58
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