Emission Systems
availability
Secondary Air Injection Check Valve Kit with Valve, Retainer, Gasket, and Bolts
GM
12632977
Impala. 2.5l. Helps prevent exhaust from entering air pump
This GM Genuine Part is designed, engineered, and tested to rigorous...
$190.73
MSRP $331.70
Save $140.97
42.5% Off 
Positive Crankcase Ventilation (PCV) Hose
GM
12619363
2.4L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$25.97
MSRP $45.16
Save $19.19
42.5% Off 
Positive Crankcase Ventilation (PCV) Tube
GM
12609373
6.0L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$20.96
MSRP $34.94
Save $13.98
40% Off 
Positive Crankcase Ventilation (PCV) Tube
GM
12594578
2008 This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$7.52
MSRP $11.00
Save $3.48
31.6% Off 
Air Injection Valve
GM
12619110
4.2L. Helps prevent exhaust from entering air pump
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is...
$204.40
MSRP $355.48
Save $151.08
42.5% Off 
Exhaust Temperature Sensor
GM
12683525
6.6L diesel, egr valve & related components, 2017-19, lower. Exhaust temp sensor. 6.6l. Position 5. 6.6L diesel, sensors, at muffler &...
$45.55
MSRP $79.22
Save $33.67
42.5% Off 
Exhaust Gas Recirculation Cooler Temperature Sensor
GM
12677346
Silverado, sierra. 6.6l. Position 2. Temp sensor. Silverado, Sierra 2500 HD. Diesel. Silverado, Sierra 3500 HD. This GM Genuine Part is...
$32.35
MSRP $56.26
Save $23.91
42.5% Off 
Harness
GM
85108194
6.6L diesel, emission reduction system.
$104.00
MSRP $115.56
Save $11.56
10% Off 
Heated Oxygen Sensor
GM
19178958
Detects oxygen content in the exhaust gases to help optimize emissions
This GM Genuine Part is designed, engineered, and tested to...
$115.52
MSRP $128.36
Save $12.84
10% Off 
Emission Reduction Fluid Tank Filler Pipe
GM
23342406
6.6L diesel, emission reduction system, crew cab, 8 ft box. This GM Genuine Part is designed, engineered, and tested to rigorous...
$131.44
MSRP $146.04
Save $14.60
10% Off 
Oxygen Sensor
Mopar
56041212AE
California Emissions (Before Catalyst). Federal Emissions (Before Catalyst). Before Catalyst Front.
$135.70
MSRP $197.00
Save $61.30
31.1% Off 
Diesel Emissions Fluid (DEF) Supply Pump Module
GM
22902634
Silverado, sierra. Express, savana. 6.6l diesel. 6.6L diesel, emission reduction system, 2015-16. With diesel, emission reduction...
$527.44
MSRP $917.28
Save $389.84
42.5% Off 
Heated Oxygen Sensor
GM
55572216
Cruze, Cruze Limited. 1.4l. Downstream. Without diesel, 1.4L turbo. Cruze, Cruze Limited. 1.8l. Without diesel, 1.8L. This part requires...
$108.94
MSRP $121.04
Save $12.10
10% Off 
Exhaust Gas Recirculation (EGR) Valve Gasket
GM
97367014
EGR Valve To Intake. Offset Bolt Pattern. Express, savana. 6.6l diesel. 2006-2009, #2. All models. 6.6l. Rectangular. Helps provide a...
$9.76
MSRP $14.27
Save $4.51
31.6% Off 
Turbocharger Gasket
GM
98070023
For EGR Cooler. Inlet. 2010-16 with diesel, 6.6L egr valve & related components.
$6.59
MSRP $10.98
Save $4.39
40% Off 
Diesel Emissions Fluid (DEF) Tank Reservoir Wiring Harness
GM
84113571
6.6L diesel, emission reduction system, 2017-19. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is...
$54.88
MSRP $95.44
Save $40.56
42.5% Off 
Exhaust Temperature Sensor
GM
12623114
Helps provide accurate temperature detection
Heat and vibration resistant for operating efficiently
$134.89
MSRP $149.88
Save $14.99
10% Off Exhaust Temperature Sensor
GM
19418900
Express, savana. 6.6l diesel. Position #3. 2010-16, egr valve & related components, at muffler. Silverado, sierra. 6.6l. Position 1....
$96.82
MSRP $107.58
Save $10.76
10% Off 
Egr Cooler Gasket
Mopar
04893769AB
EGR Cooler To Cylinder Block.
$234.70
MSRP $323.50
Save $88.80
27.4% Off 
Diesel Exhaust Fluid Module
Mopar
68301070AC
DIESEL EXHAUST FLUID
$680.80
MSRP $987.00
Save $306.20
31% Off 
Oxygen Sensor, Right Side, Before Catalyst
Mopar
56028998AB
After catalyst. Before catalyst.
$101.14
MSRP $147.00
Save $45.86
31.2% Off 
M10x25 Multi-Purpose Bolt
GM
11516327
1995-05, front. 2017-20, egr valve & related components. Pointed. Z06, zr1 & grand sport. Base & 427. 1992-96 2.2L, rear. 3.8L. Strut...
$33.20
MSRP $48.60
Save $15.40
31.7% Off 
Exhaust Gas Recirculation (EGR) Valve Cooler
GM
12635707
Silverado, sierra. 6.6l. 6.6L diesel, egr valve & related components, 2015-16, front. This GM Genuine Part is designed, engineered, and...
$559.54
MSRP $973.12
Save $413.58
42.5% Off 
Leak Detection Pump Filter
Mopar
5085164AA
Filter Only. Up to 10/30/03. Filter and Hose.
$7.50
MSRP $10.40
Save $2.90
27.9% Off 
Egr Cooler
Mopar
68048988AA
Contains: (4) Connection Gasket. Starting with Engine ID Number 57879029.
$2,225.25
MSRP $3,250.00
Save $1,024.75
31.5% Off 
Oxygen Sensor
Mopar
56041213AF
California Emission (Before Catalyst). Federal Emission (Before Catalyst). Before Catalyst Rear.
$135.70
MSRP $199.00
Save $63.30
31.8% Off 
Oxygen Sensor, Before Catalyst
Mopar
68328896AA
After catalyst rt hand downstream.
$119.60
MSRP $174.00
Save $54.40
31.3% Off 
No results found. Here are some helpful search tips:
- Search by a part name. Example: water pump.
- Be less specific. Example: brake instead of ceramic brake.
- Remove information such as make, year or model.
- Can't find the part you are looking for? Contact us and we'll find it for you!