Emission Systems
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- Valves & Parts
Vapor Canister Filter Kit with Seal
Part Number: 23103351
GM Notes: Includes Vent Control Solenoid.
Other Names: Filter
Description: Sierra, silverado. 1500. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Fits:
- Chevrolet:
- Silverado 1500
- GMC:
- Sierra 1500
MSRP $187.04
$107.08
Vapor Canister Purge Valve
Part Number: 55573017
GM Other Names: Purge Valve
Description: Encore. Eng. vin b - luv. Sonic. 1.4l. Trax. Cruze, Cruze Limited. 1.4l. Without diesel, 1.4L turbo. Controls vapor flow from canister...
Fits:
- Buick:
- Encore
- Chevrolet:
- Cruze,
- Cruze Limited,
- Sonic,
- Trax
MSRP $55.08
$31.88
M10x1.5x85 Multi-Purpose Bolt
Part Number: 11588749
GM Other Names: Belt Tensioner Bolt
Replaces: 11509678, 11516666
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Fits:
- Buick:
- Cascada,
- Envision,
- Regal Sportback,
- Rendezvous,
- Terraza
MSRP $9.48
$6.63
Nitrogen Oxide (Nox) Sensor
Part Number: 40009363
GM Other Names: Nitrogen Oxide Sensor, Rear Nox Sensor, Sensor
Replaces: 24000238
Description: Silverado, sierra. 3.0l diesel. Position 3-chassis rear. 3.0L diesel, 2023-25. Lower. Left. Yukon. 3.0l diesel. 3.0L diesel 2025...
Fits:
- Chevrolet:
- Silverado 1500,
- Suburban,
- Tahoe
- GMC:
- Sierra 1500,
- Yukon,
MSRP $261.78
$150.00
Vent Hose
Part Number: 85138843
GM Notes: Included with filler pipe.
Other Names: F (S)Hose
Replaces: 23338754, 84089977, 84177805, 84507176, 84981401
Description: Fwd. Incl.Hose. Optional. Vendor #84507176. Awd.
Fits:
- Buick:
- Enclave
- Cadillac:
- XT5
- Chevrolet:
- Traverse,
- Traverse Limited
- GMC:
- Acadia
MSRP $117.82
$67.75
PCV Tube
Part Number: 25202896
GM Other Names: Tube
Replaces: 12673869, 25201118, 25201384, 25203003
Description: 2016-18. Coupe, 2.0L turbo. 2.0L, 2016-20.
Fits:
- Buick:
- Envision
- Cadillac:
- ATS,
- CT6,
- CTS
- Chevrolet:
- Camaro,
MSRP $108.66
$62.48
Reductant Control Module
Part Number: 84631875
GM Other Names: Control Unit
Replaces: 84136763, 84305496
Description: Level & temp module. Silverado, sierra. 6.6L diesel, emission reduction system, 2017-19. This GM Genuine Part is designed, engineered,...
Fits:
- Chevrolet:
- Silverado 2500 HD,
- Silverado 3500 HD
- GMC:
- Sierra 2500 HD,
- Sierra 3500 HD
MSRP $382.20
$249.67
Multi-Purpose Nut
Part Number: 11588835
GM Other Names: Converter & Pipe Nut
Description: 2.5L. 1.2L turbo, front section. 1.3L turbo, front section, awd. 1.3L turbo, front section, fwd. 1.8L, center and rear. 2007-08. 1.6L....
Fits:
- Buick:
- Encore GX,
- Envista,
- Verano
- Cadillac:
- XT5
- Chevrolet:
- Cruze,
MSRP $0.84
$0.59
Driver Side Positive Crankcase Ventilation (PCV) Tube
Part Number: 12670791
GM Other Names: Breather Tube
Replaces: 12619985
Description: 5.3 & 6.2L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Fits:
- Cadillac:
- Escalade,
- Escalade ESV
- Chevrolet:
- Silverado 1500,
- Silverado 1500 LD,
- Suburban,
MSRP $38.74
$23.73
Engine Coolant Pipe Gasket
Part Number: 12737098
GM Notes: Included with inlet pipe. Included with outlet pipe.
Other Names: Inlet Pipe Gasket, Outlet Pipe Gasket, Gasket
Replaces: 12648141
Description: 6.6L diesel, egr valve & related components, 2017-19.
Fits:
- Chevrolet:
- Silverado 2500 HD,
- Silverado 3500 HD
- GMC:
- Sierra 2500 HD,
- Sierra 3500 HD
MSRP $8.44
$5.17
Exhaust Gas Recirculation Cooler Inlet Pipe Gasket
Part Number: 12682143
GM Other Names: Gasket
Replaces: 12640066
Description: Volt. Inlet. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Fits:
- Chevrolet:
- Volt
MSRP $0.61
$0.43
Vapor Canister Vent Solenoid
Part Number: 22840971
GM Other Names: Solenoid
Replaces: 20981705, 22783573
Description: Sierra, silverado. Double cab. Crew cab. 5.8 ft. box. Controls fresh air flow to the canister
Sends fuel vapors to the engine for...
Fits:
- Chevrolet:
- Silverado 1500,
- Silverado 1500 LD
- GMC:
- Sierra 1500,
- Sierra 1500 Limited
MSRP $155.90
$89.25
PCV Valve Tubing
Part Number: 12640659
GM Other Names: PCV Tube
Description: 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
Fits:
- Chevrolet:
- Cruze,
- Malibu
MSRP $49.30
$28.53
Vapor Canister
Part Number: 85158838
GM Other Names: Canister
Replaces: 23509378, 84125842, 84207755, 84824668
Description: Traverse. Enclave. 3.6L. Acadia. A vapor canister, also known as an evaporative emissions canister, is an integral part of a vehicle's...
Fits:
- Buick:
- Enclave
- Cadillac:
- XT5
- Chevrolet:
- Traverse,
- Traverse Limited
- GMC:
- Acadia
MSRP $345.70
$192.87
Positive Crankcase Ventilation (PCV) Tube
Part Number: 12643692
GM Other Names: PCV Tube
Description: 3.6L, without bi-fuel. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Fits:
- Cadillac:
- XTS
- Chevrolet:
- Impala
MSRP $31.86
$19.51
Heated Oxygen Sensor
Part Number: 12606671
GM Other Names: Oxygen Sensor, 1074
Description: This part requires programming and/or special setup procedures GM Service Information describes the procedures and special tools needed...
Fits:
- Chevrolet:
- Captiva Sport,
- Equinox,
- HHR,
- Malibu
- GMC:
- Terrain
MSRP $93.10
$53.88
Heated Oxygen Sensor
Part Number: 12572705
GM Other Names: Oxygen Sensor, 856
Description: All models. 6.0l. Front, 8.1L. All models. 8.1l. Right. All models. 4.8l. All models. 4.3l. Rear, 8.1l. Silverado, sierra. 5.3l. 6.0L,...
Fits:
- Cadillac:
- Escalade,
- Escalade ESV,
- Escalade EXT
- Chevrolet:
- Avalanche 2500,
- LCF 3500,
MSRP $183.78
$105.21
Exhaust Gas Recirculation (EGR) Valve Temperature Sensor
Part Number: 12636966
GM Other Names: Egr Valve Temperature Sensor, 1190
Description: Silverado, sierra. 6.6l. Location b. Express, savana. 6.6l diesel. Locr b. Position 2. 6.6L diesel, egr valve & related components,...
Fits:
- Chevrolet:
- Express 2500,
- Express 3500,
- Express 4500,
- Silverado 2500 HD,
- Silverado 3500 HD
MSRP $195.82
$112.11
Vapor Canister Vent Valve
Part Number: 12630282
GM Other Names: Purge Solenoid
Description: Controls vapor flow from canister to engine
Fits:
- Buick:
- Enclave,
- LaCrosse,
- Regal Sportback
- Cadillac:
- ATS,
- CT5,
MSRP $74.36
$42.50
Positive Crankcase Ventilation (PCV) Tube
Part Number: 12630279
GM Other Names: PCV Tube
Replaces: 12614338
Description: 2009-2011. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Fits:
- Buick:
- Enclave
MSRP $21.96
$13.45
Valve
Part Number: 19435149
GM Replaces: 12591334, 12611801, 19432156
Fits:
- Buick:
- Enclave,
- LaCrosse,
- Rendezvous
- Cadillac:
- CTS,
- SRX,
MSRP $106.14
$61.03
PCV Tube
Part Number: 25202897
GM Other Names: Tube
Replaces: 12674525, 25201119
Description: 2.0L turbo.
Fits:
- Buick:
- Regal Sportback,
- Regal TourX
- Chevrolet:
- Malibu
Backordered
Vapor Canister Bracket
Part Number: 09177055
GM Other Names: Strap
Fits:
- Saturn:
- L100,
- L200,
- L300,
- LS,
- LS1,
$8.60
Oxygen Sensor
Part Number: 25319622
GM Other Names: F (S)Sensor, afs120
Replaces: 25167114
Description: Rear. 2.2L, post converter. Cavalier, Sunfire. 2.3l.
Fits:
- Chevrolet:
- Cavalier
- Pontiac:
- Sunfire
$34.15
Egr Valve
Part Number: 96055570
GM Other Names: Valve, 16078
Description: Metro. Without xfi. Manual trans. 1.0L. Without turbo.
Fits:
- Chevrolet:
- Metro,
- Sprint
$74.44
Exhaust Gas Re-Circulation (Egr) Valve Spacer Plate Gasket
Part Number: 10239631
GM Other Names: Gasket
Replaces: 14088263
Description: Location-Adapter To Pipe.
Fits:
- Chevrolet:
- Camaro
- Pontiac:
- Firebird
MSRP $9.57
$5.74
Exhaust Gas Re-Circulation (Egr) Valve Spacer Plate Gasket
Part Number: 12337952
GM Other Names: Gasket
Fits:
- Chevrolet:
- Cavalier
MSRP $4.18
$2.51
A.I.R Pipe
Part Number: 90571548
GM Other Names: Tube, Pipe
Description: Saturn. 2.2l. Saturn. 3.0l.
Fits:
- Saturn:
- L100,
- L200,
- L300,
- LS2,
- LW2,
$50.24
Sensor
Part Number: 40009340
GM Replaces: 12686785, 24000464, 40009220
Description: 3.0L diesel, sensors. Suburban. 3.0l diesel. Lower. To 05/19/22. Tahoe. 3.0l diesel. Yukon. 3.0l diesel. Right. Escalade. 3.0l diesel.
Fits:
- Cadillac:
- Escalade,
- Escalade ESV
- Chevrolet:
- Suburban,
- Tahoe
- GMC:
- Yukon,
MSRP $231.44
$132.62
Heated Oxygen Sensor
Part Number: 12643707
GM Other Names: Oxygen Sensor
Replaces: 12627139
Description: Canyon, Colorado. 2.5l. Upper. Upstream. Malibu. 2.0l, 2.5l. 2.0L turbo. Regal. 2.0l. 2.4L. This part requires programming and/or...
Fits:
- Buick:
- Envision,
- LaCrosse,
- Regal
- Chevrolet:
- Blazer,
- Colorado,
MSRP $67.06
$44.51
Vapor Canister Purge Valve Hose
Part Number: 23287620
GM Other Names: Vapor Canister Purge Solenoid
Replaces: 15136020, 20870070, 25903280, 25970597
Description: Location-Vapor Canister. Incl.Hose. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by...
Fits:
- Buick:
- Enclave
- Chevrolet:
- Traverse
- GMC:
- Acadia,
- Acadia Limited
- Saturn:
- Outlook
MSRP $102.00
$58.65
Emission Reduction Fluid Injector
Part Number: 12688993
GM Other Names: Injection Nozzle
Replaces: 12670033
Description: 6.6L diesel, emission reduction system. Emissions reductant. Silverado, Sierra 2500 HD. Silverado, Sierra 3500 HD. This GM Genuine Part...
Fits:
- Chevrolet:
- Silverado 2500 HD,
- Silverado 3500 HD
- GMC:
- Sierra 2500 HD,
- Sierra 3500 HD
MSRP $246.48
$141.23
Vapor Canister
Part Number: 15109431
GM Notes: Included with valve assembly.
Other Names: Vapor Canister, 1658
Replaces: 12573648
Description: Tahoe, Yukon. Escalade ESV. Suburban. Yukon XL. Helps reduce harmful pollutants from entering the atmosphere
Captures fuel vapors to be...
Fits:
- Cadillac:
- Escalade,
- Escalade ESV
- Chevrolet:
- Suburban,
- Tahoe
- GMC:
- Sierra 1500,
MSRP $348.36
$199.61
Nitrogen Oxides Sensor
Part Number: 24001900
GM Other Names: Sensor
Replaces: 12680288, 12694400, 12696465
Description: Silverado, sierra. Position 3. Sensors, 3.0L diesel. This part requires programming and/or special setup procedures. GM Service...
Fits:
- Chevrolet:
- Silverado 1500,
- Silverado 1500 LTD
- GMC:
- Sierra 1500,
- Sierra 1500 Limited
MSRP $280.02
$160.45
Multi-Purpose Nut
Part Number: 11546366
GM Notes: Part cannot be reused/reisntalled.
Other Names: Stabilizer Link Nut
Replaces: 11546453
Description: 2.8L. 3.6L. With awd. Rwd. 1.4L, center and rear section, hatchback, to pipe, type 3. Fwd. 2.0L, front section, front. Lower. This GM...
Fits:
- Buick:
- Enclave,
- Encore,
- Encore GX,
- Envista,
- LaCrosse,
MSRP $7.02
$4.90
Exhaust Gas Recirculation (EGR) Valve Gasket
Part Number: 12642620
GM Other Names: Gasket
Description: Volt. Outlet. Helps provide a leak-free seal
Allows exhaust pollutants to enter the engine for re-burn
Helps the engine emission...
Fits:
- Chevrolet:
- Volt
MSRP $7.72
$5.40
Exhaust Gas Recirculation (EGR) Valve Pipe
Part Number: 12632253
GM Other Names: Egr Pipe
Description: 6.6L diesel, egr valve & related components, 2015-16. This GM Genuine Part is designed, engineered, and tested to rigorous standards and...
Fits:
- Chevrolet:
- Silverado 2500 HD,
- Silverado 3500 HD
- GMC:
- Sierra 2500 HD,
- Sierra 3500 HD
MSRP $272.10
$155.91
Secondary Air Injection Check Valve
Part Number: 55581479
GM Other Names: Check Valve
Description: Volt. ELR. With pzev. Helps prevent exhaust from entering air pump
This GM Genuine Part is designed, engineered, and tested to rigorous...
Fits:
- Cadillac:
- ELR
- Chevrolet:
- Volt
MSRP $229.33
$149.82
Positive Crankcase Ventilation (PCV) Tube
Part Number: 12673862
GM Other Names: PCV Valve Hose
Replaces: 12666669
Description: 1.4L, 3 ends. 1.5L turbo. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Fits:
- Chevrolet:
- Cruze,
- Malibu
MSRP $81.50
$47.17
Heated Oxygen Sensor
Part Number: 12608662
GM Other Names: Oxygen Sensor, 1079
Description: 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...
Fits:
- Chevrolet:
- Impala,
- Malibu,
- Uplander
- Pontiac:
- G6
- Saturn:
- Aura
MSRP $124.02
$71.31
Secondary Air Injection Hose
Part Number: 25984607
GM Other Names: Hose & Tube Assembly, 11274
Description: 2.4L air injection system. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Fits:
- Chevrolet:
- Malibu
$58.39
Secondary Air Injection Feed Tube
Part Number: 12628570
GM Other Names: Inlet Pipe
Replaces: 12620488
Description: Air injection system, 3.5L. Helps maintain controlled air flow to proper air injection components
This GM Genuine Part is designed,...
Fits:
- Chevrolet:
- Malibu
$5.32
Egr Valve
Part Number: 17112039
GM Notes: Order by engine and description. Order by description or stamped number on part.
Other Names: Egr, Exhaust Gas Re-Circulation (Egr) Valve, Valve
Fits:
- Buick:
- Century,
- Regal
- Cadillac:
- Cimarron
- Chevrolet:
- Beretta,
- Cavalier,
Backordered
Multi Purpose Nut
Part Number: 11612078
GM Notes: Included with turbocharger.
Other Names: Front Pipe Nut
Description: 1.6L, front section. 1.2L turbo. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General...
Fits:
- Buick:
- Encore GX,
- Envista
- Chevrolet:
- Cruze,
- Equinox,
- Trailblazer,
MSRP $1.44
$1.07
Vapor Canister Purge Tube
Part Number: 12705559
GM Other Names: Tube
Replaces: 12621545
Description: 6.6L gas. 4.3, 5.3, 6.2L, 5.3, 6.2L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by...
Fits:
- Cadillac:
- Escalade,
- Escalade ESV
- Chevrolet:
- Silverado 1500,
- Silverado 1500 LTD,
- Silverado 2500 HD,
MSRP $24.76
$18.20
Pump
Part Number: 84412929
GM Notes: Included with tank.
Other Names: Reservoir Kit
Replaces: 22783125, 22902619, 23379346
Description: 6.6L diesel, emission reduction system.
Fits:
- Chevrolet:
- Silverado 2500 HD,
- Silverado 3500 HD
- GMC:
- Sierra 2500 HD,
- Sierra 3500 HD
MSRP $678.00
$387.31
Exhaust Gas Recirculation (EGR) Valve Gasket
Part Number: 98054443
GM Other Names: Valve Gasket
Description: EGR Valve To EGR Cooler. Express, savana. 6.6l diesel. Square type-intake. 2006-2009, #3. Helps provide a leak-free seal
Allows exhaust...
Fits:
- Chevrolet:
- Express 2500,
- Express 3500,
- Express 4500,
- Silverado 2500 HD,
- Silverado 3500 HD
MSRP $12.47
$8.71
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