GMC Exhaust Parts
Converter & Pipe Bracket
GM
40009135
For Converter. 3.0L diesel dual exhaust 2025-26.
$56.59
MSRP $86.14
Save $29.55
34.3% Off 
Egr Cooler
GM
40009587
Silverado, sierra. 3.0l diesel. Tahoe. 3.0l diesel. Suburban. 3.0l diesel. Yukon XL. 3.0l diesel. Escalade. 3.0l diesel. 3.0L diesel low...
$169.00
MSRP $309.52
Save $140.52
45.4% Off 
Pipe Kit
GM
40009563
3.0L diesel, sensors, for particulate. 3.0L diesel, 2023-26, for particulate.
$25.96
MSRP $44.42
Save $18.46
41.6% Off 
OEM NEW 2013-20 GM Buick Chevrolet GMC Turbo Catalytic Converter Gasket 12624939
GM
12624939
$13.80
MSRP $17.30
Save $3.50
20.2% Off 
Reductant Control Module
GM
40009451
Emission reduction level. Silverado, Sierra 2500 HD. 6.6L diesel, emission reduction system. Silverado, Sierra 3500 HD. Suburban. 3.0l...
$101.48
MSRP $185.36
Save $83.88
45.3% Off 
2.7L Polished Stainless Steel Single Outlet
GM
84722776
This Performance 2.7L Polished Single-Outlet Angle-Cut Exhaust Tip features bright high-polished styling and enhanced engineering to...
$195.00
2.7L Polished Stainless Steel Single Outlet
GM
84894461
The GMC Performance 2.7L Polished Single Outlet Angle-Cut Exhaust Tip features bright high-polished styling and enhanced engineering to...
$150.00
Emissions Reduction Fluid Tank Reservoir Wiring Harness
GM
84639772
2.8L turbo diesel emission reduction system. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is...
$66.80
MSRP $106.99
Save $40.19
37.6% Off 
Diesel Emissions Fluid (DEF) Pump Module Wiring Harness
GM
23366892
6.6L diesel 2015-16 emission reduction system. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is...
$126.77
MSRP $232.60
Save $105.83
45.5% Off 
Diesel Emissions Fluid (DEF) Pump Module Wiring Harness
GM
23300179
2010-16 with diesel emission reduction system. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is...
$145.33
MSRP $266.66
Save $121.33
45.5% Off 
Temp Sensor
GM
12731716
Exhaust. Silverado, Sierra 2500 HD. At catalytic converter. Front. 6.6L diesel, at manifold. Silverado, Sierra 3500 HD. 6.6L diesel,...
$42.60
MSRP $63.91
Save $21.31
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