Spark Plugs
availability
Conventional Spark Plug
GM
25193473
Black Onyx coating helps reduce corrosion
Copper core provides great heat transfer and helps maximize plug durability
In...
$2.53
MSRP $4.40
Save $1.87
42.5% Off 
Iridium Spark Plug
GM
12664824
Iridium is the latest in spark plug technology and is an exact replacement for vehicles' original components
Iridium composition...
$15.85
MSRP $27.56
Save $11.71
42.5% Off 
RAPIDFIRE Spark Plug
GM
19308031
2.4L. Rapid Fire. Vendor:acdelco. Vendor #8. Solid state suppressor, with two-piece glass and brass seal, can help reduce radio...
$5.37
MSRP $9.34
Save $3.97
42.5% Off 
Iridium Spark Plug
GM
12571165
6.2L with supercharged. 6.2L with supercharger. Vendor:acdelco. Vendor #41-104. 7.0L. Coupe, 6.2L. Iridium is the latest in spark plug...
$11.21
MSRP $19.50
Save $8.29
42.5% Off 
Diesel Glow Plug Wiring Harness
GM
55496294
Silverado, sierra. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$45.62
MSRP $69.61
Save $23.99
34.5% Off 
Glow Plug Controller Wiring Harness
GM
97218628
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$1,075.04
MSRP $1,640.03
Save $564.99
34.4% Off 
Diesel Glow Plug Wiring Harness
GM
12625757
Express, savana. 2.8l diesel. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General...
$66.80
MSRP $101.91
Save $35.11
34.5% Off 
Diesel Glow Plug Wiring Harness
GM
84665243
3.0L diesel. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$87.47
MSRP $133.44
Save $45.97
34.4% Off 
Glow Plug Lead Heat Shield
GM
97240236
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$26.55
MSRP $40.53
Save $13.98
34.5% Off 
Cabin Air Heater Glow Plug
GM
89024901
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Original equipment...
$123.26
MSRP $214.36
Save $91.10
42.5% Off 
Diesel Glow Plug Wiring Harness
GM
84655057
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$59.65
MSRP $91.02
Save $31.37
34.5% Off Spark Plug Wire Set
GM
12173585
Kit. Without zr1. Auto trans. Left bank. Durable to help transfer high voltage pulses without damage
$139.60
MSRP $242.78
Save $103.18
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