Exhaust
Secondary Air Injection Shut-Off Valve
GM
12660127
Helps prevent exhaust from entering air pump
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is...
$209.28
MSRP $380.49
Save $171.21
45% Off 
Secondary Air Injection Vacuum Control Solenoid Valve
GM
88894085
Helps prevent exhaust from entering air pump
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is...
$22.90
MSRP $41.63
Save $18.73
45% Off 
Turbocharger Air Inlet Adapter
GM
12642296
2015-16 6.6L diesel turbo & exhaust components. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is...
$47.16
MSRP $75.21
Save $28.05
37.3% Off 
Nitrogen Oxides Sensor
GM
12708005
6.6L diesel, sensors. Detects the nitrogen oxide content of the exhaust to help optimize emissions
Manufactured to GM OE...
$183.91
MSRP $334.38
Save $150.47
45% Off 
Diesel Particulate Filter
GM
40009139
Silverado, sierra. 3.0l diesel. Upper. Tahoe. 3.0l diesel. Dual exhaust, 2020-22. Nox converter with filter. Escalade ESV. 3.0l diesel....
$1,107.00
MSRP $1,708.33
Save $601.33
35.2% Off 
Secondary Air Injection Shut-Off and Check Valve
GM
12659290
3.9L. Helps prevent exhaust from entering air pump
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is...
$319.37
MSRP $580.68
Save $261.31
45% Off 
Engine Cylinder Head
GM
12558112
Express, savana. Over 8500lb gvw. With exhaust insert. This GM Genuine Part is designed, engineered, and tested to rigorous standards...
$607.47
MSRP $803.53
Save $196.06
24.4% 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...
$195.51
MSRP $355.48
Save $159.97
45% Off 
Heated Oxygen Sensor
GM
12610969
4.6. STS, STS-v. 4.6l. SRX. Rear. 4.6l. Without chrome exhaust. This part requires programming and/or special setup procedures GM...
$96.78
MSRP $175.98
Save $79.20
45% Off 
Nitrogen Oxides Sensor
GM
55515865
1.6L, sensors. Nox. Position 2. Detects the nitrogen oxide content of the exhaust to help optimize emissions
Manufactured to GM OE...
$391.39
MSRP $711.62
Save $320.23
45% Off 
Air Injection Valve
GM
12619109
Canyon, Colorado. Helps prevent exhaust from entering air pump
This GM Genuine Part is designed, engineered, and tested to rigorous...
$289.64
MSRP $526.62
Save $236.98
45% Off 
Secondary Air Injection Shut-Off and Check Valve
GM
12619111
DTS. 4.6L. Helps prevent exhaust from entering air pump
This GM Genuine Part is designed, engineered, and tested to rigorous standards...
$281.07
MSRP $511.04
Save $229.97
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