Emission Systems
F (S)Hose
GM
86568917
Incl.Hose. Optional. Vendor #84586575.
$100.11
MSRP $143.98
Save $43.87
30.5% 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...
$58.78
MSRP $96.36
Save $37.58
39% 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...
$420.72
MSRP $689.70
Save $268.98
39% 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...
$24.13
MSRP $39.56
Save $15.43
39% 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,...
$160.23
MSRP $262.68
Save $102.45
39% Off 
Evaporative Emission Pipe
GM
19316263
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$24.14
MSRP $39.57
Save $15.43
39% 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...
$260.68
MSRP $427.34
Save $166.66
39% 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...
$303.19
MSRP $497.04
Save $193.85
39% 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
$44.30
MSRP $72.62
Save $28.32
39% 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
$5.00
MSRP $7.19
Save $2.19
30.5% 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...
$53.85
MSRP $77.44
Save $23.59
30.5% Off 
Vapor Canister Purge Solenoid Valve
GM
55509571
Cascada. Controls vapor flow from canister to engine
$51.64
MSRP $84.65
Save $33.01
39% Off 
Harness
GM
87867198
Emission reduction system, 3.0L diesel.
$115.49
MSRP $189.32
Save $73.83
39% 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 $1.28
Save $0.38
29.7% 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
$21.83
MSRP $35.78
Save $13.95
39% Off 
Nitrogen Oxide Sensor Kit with Sensor and Clips
GM
19302359
Nitrogen oxide. Sierra, silverado. 6.6L diesel, egr valve & related components, 2015-16. NOX Sensor.
$443.90
MSRP $727.70
Save $283.80
39% Off 
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...
$64.48
MSRP $105.70
Save $41.22
39% Off 
Diesel Emissions Fluid (DEF) Supply Pump Module Insulator
GM
22831816
6.6L diesel 2015-16 emission reduction system. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is...
$16.92
MSRP $23.13
Save $6.21
26.8% Off 
Hose
GM
86568918
Fwd. Incl.Hose. Optional. Vendor #84507176. Awd.
$86.57
MSRP $141.92
Save $55.35
39% Off 
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
$87.41
MSRP $119.43
Save $32.02
26.8% Off 
Heated Oxygen Sensor
GM
12611165
Corvette. Rear. 7.0L. With supercharged. This part requires programming and/or special setup procedures GM Service Information describes...
$119.22
MSRP $195.44
Save $76.22
39% Off 
Vapor Canister Purge Tube
GM
22825543
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$256.87
MSRP $421.10
Save $164.23
39% Off 
Vapor Canister Filter Kit with Seal
GM
19208017
3.6L. 2.4L. 3.5L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$104.58
MSRP $171.43
Save $66.85
39% Off 
Emission Reduction Fluid Tank Filler Pipe
GM
23342404
6.6L diesel, emission reduction system, regular cab. This GM Genuine Part is designed, engineered, and tested to rigorous standards and...
$81.51
MSRP $133.62
Save $52.11
39% Off 
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...
$29.73
MSRP $48.74
Save $19.01
39% Off 
Exhaust Gas Recirculation (EGR) Valve Kit with Gasket
GM
19210659
Buick. Chevrolet. 5.7l. Without zr1. Cadillac. 5.7l. Chevrolet. 4.3l. V-8. Calif. 5.7L, auto trans. This GM Genuine Part is designed,...
$116.19
MSRP $190.47
Save $74.28
39% Off 
Heated Oxygen Sensor
GM
55489474
XT4. Up stream. Upstream. Upper. Bank 1 sensor 1. Acadia. 2.0l. Blazer. 2.0l. This part requires programming and/or special setup...
$45.10
MSRP $73.93
Save $28.83
39% Off 
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
$30.83
MSRP $50.54
Save $19.71
39% Off 
Vacuum Hose
GM
12656521
3.6L twin-turbo, wastegate system, #4.
$76.59
MSRP $110.13
Save $33.54
30.5% Off 
Emission Reduction Fluid Tank Filler Vent Hose
GM
84776125
Manufactured to GM OE specification for fit, form, and function
$47.49
MSRP $77.86
Save $30.37
39% Off 
Heated Oxygen Sensor
GM
19178939
4.6L. Allante. 4.9L, california. All models. 4.9l. At manifold. Aurora. Detects oxygen content in the exhaust gases to help optimize...
$89.61
MSRP $146.90
Save $57.29
39% Off 
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...
$3.54
MSRP $5.80
Save $2.26
39% Off 
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...
$56.22
MSRP $80.85
Save $24.63
30.5% Off 
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...
$132.59
MSRP $217.37
Save $84.78
39% Off 
Vapor Canister Purge Solenoid
GM
22840966
Silverado, sierra. 6.0l. Crewith ext cab. Location-Vapor Canister. 6.0L, 6.5 ft box. 6.0L, 6.6 ft box. Suburban 3500hd.
$90.60
MSRP $148.51
Save $57.91
39% Off 
Vapor Canister Vent Solenoid
GM
21994122
Bonneville, LeSabre. Park Avenue. With supercharger 1998-2005. Seville. California emissions. 2000-03. Federal emissions. Aurora....
$40.65
MSRP $66.65
Save $26.00
39% Off 
Vapor Canister Solenoid
GM
84613097
6.6L gas, 8 ft box. Silverado, Sierra 2500 HD. Regular cab. Silverado, Sierra 3500 HD. Crew cab. Long box. Double/extended cab. Controls...
$67.58
MSRP $110.78
Save $43.20
39% Off 
Diesel Exhaust Fluid (Def) System Main Wiring Harness
GM
85037010
3.0L diesel emission reduction system.
$126.98
MSRP $208.16
Save $81.18
39% Off 
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...
$71.80
MSRP $117.70
Save $45.90
39% Off 
Multi-Purpose Hose
GM
09438383
7.0L. With supercharged. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$35.67
MSRP $51.30
Save $15.63
30.5% Off 
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...
$25.07
MSRP $41.10
Save $16.03
39% Off 
Vapor Canister without Vent Valve Solenoid
GM
23294932
Volt. ELR. Helps reduce harmful pollutants from entering the atmosphere
Captures fuel vapors to be re-burned in the engine
This GM...
$185.90
MSRP $304.76
Save $118.86
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