Engine Parts
Rocker Arm Cover
GM
12555270
All models. Left bank. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$84.03
MSRP $132.81
Save $48.78
36.7% Off 
Driver Side Rocker Arm Cover
GM
12590366
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$13.90
MSRP $20.49
Save $6.59
32.2% Off 
Valve Rocker Arm Cover Kit with Studs, Bolts, Gasket, Pipe, and Seal
GM
12685915
2.8L turbo diesel. Express, savana. Canyon, Colorado. This GM Genuine Part is designed, engineered, and tested to rigorous standards and...
$148.77
MSRP $238.35
Save $89.58
37.6% Off 
Passenger Side Rocker Arm Cover
GM
12582224
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$109.28
MSRP $172.72
Save $63.44
36.7% Off 
Passenger Side Rocker Arm Cover
GM
12677067
All. Right. 2017-19. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$121.86
MSRP $195.24
Save $73.38
37.6% Off 
Passenger Side Rocker Arm Cover
GM
12568148
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$50.43
MSRP $50.88
Save $0.45
0.9% Off 
Rocker Arm Cover
GM
12555269
Left. All models. 5.7l. With 5.0-f. All models. 5.0l. This GM Genuine Part is designed, engineered, and tested to rigorous standards and...
$96.61
MSRP $152.70
Save $56.09
36.7% Off 
Rocker Arm Cover Spacer
GM
97309628
All models. Lower. 6.6L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$159.13
MSRP $254.95
Save $95.82
37.6% Off 
Rocker Arm Cover
GM
12554256
S-series. All models. Left. Express, savana. Right bank. 4.3L, 6 cylinder. 2003-14. This GM Genuine Part is designed, engineered, and...
$63.83
MSRP $100.88
Save $37.05
36.7% Off 
Rocker Arm Lower Cover
GM
12640380
Silverado, sierra. 6.6L, lower. Express, savana. Right. 2015-16, lower. This GM Genuine Part is designed, engineered, and tested to...
$128.97
MSRP $206.62
Save $77.65
37.6% Off 
Driver Side Rocker Arm Cover
GM
12570427
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$142.38
MSRP $228.13
Save $85.75
37.6% Off 
Rocker Arm Cover
GM
12555271
All models. Express, savana. Left. 5.0L, 8 cylinder. Without 5.0-f. Right. 5.7-8. 1/2, 3/4 & 1 ton, 1996 new style, 5.7L, 8 cylinder....
$104.10
MSRP $164.53
Save $60.43
36.7% Off No results found for "engine, piston, valve, valve cover, camshaft". 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!