Engine Components
Engine Vacuum Reservoir
GM
12656526
3.6L twin-turbo, wastegate system.
$104.77
MSRP $109.54
Save $4.77
4.4% Off 
Engine Wiring Harness
GM
84048852
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$458.36
MSRP $479.22
Save $20.86
4.4% Off 
Engine Compartment Insulator
GM
95244557
2016-18. 2019-21 LS, lt. Helps protect interior cabin and engine compartment components from engine heat
Dampens engine noise
This GM...
$50.64
Engine Front Cover
GM
25195118
Sonic. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$442.35
MSRP $462.49
Save $20.14
4.4% Off 
Engine Mount Bracket
GM
42441519
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$93.78
MSRP $98.05
Save $4.27
4.4% Off 
Engine Wiring Harness
GM
84485651
6.2 l. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$772.11
MSRP $807.27
Save $35.16
4.4% Off 
Engine Wiring Harness
GM
23507382
3.0 turbo, with chassis control. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General...
$1,143.22
MSRP $1,362.60
Save $219.38
16.1% Off 
Engine Rocker Arm
GM
97365293
All models. Express, savana. Sierra, silverado. Intake. This GM Genuine Part is designed, engineered, and tested to rigorous standards...
$155.52
MSRP $162.59
Save $7.07
4.3% Off 
Front Engine Cover
GM
12600326
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$71.78
MSRP $75.05
Save $3.27
4.4% Off 
Engine Cylinder Head
GM
12624612
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$324.66
MSRP $339.44
Save $14.78
4.4% Off 
Engine Oil Pan
GM
93800961
2003-14. Silverado, sierra. Express, savana. 4.3L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is...
$633.38
MSRP $662.24
Save $28.86
4.4% Off 
Engine Coolant Thermostat
GM
25199831
Spark. Without ev. Controls the flow of coolant through your vehicle's radiator to help the engine reach and maintain its optimal...
$95.23
MSRP $113.51
Save $18.28
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