Spark Plugs
Spark Plug Wire
GM
12716289
4.3L, 2018-19. Express, savana. 4.3l. Wire set. 6.6L gas. Silverado, Sierra 2500 HD. Silverado, Sierra 3500 HD. Spark plug wire....
$18.89
MSRP $33.75
Save $14.86
44% Off 
Iridium Spark Plug
GM
12681660
3.6L, without bi-fuel. 3.0L. 3.6L, without twin-turbo. 3.0, 3.6L. 3.6L, 2nd design. Iridium is the latest in spark plug technology and...
$9.62
MSRP $16.88
Save $7.26
43% Off 
Iridium Spark Plug
GM
12650283
3.0L. Iridium is the latest in spark plug technology and is an exact replacement for vehicles' original components
Iridium composition...
$9.96
MSRP $17.48
Save $7.52
43% Off 
Iridium Spark Plug
GM
12622442
Iridium is the latest in spark plug technology and is an exact replacement for vehicles' original components
Iridium composition...
$20.53
MSRP $36.66
Save $16.13
44% Off 
Iridium Spark Plug
GM
12688094
2.7L turbo. 1.3L turbo. Iridium is the latest in spark plug technology and is an exact replacement for vehicles' original components...
$10.77
MSRP $18.90
Save $8.13
43% Off 
Iridium Spark Plug
GM
12681657
Iridium is the latest in spark plug technology and is an exact replacement for vehicles' original components
Iridium composition...
$9.62
MSRP $16.88
Save $7.26
43% Off 
Spark Plug Wire
GM
89018135
Cylinder 4. Durable to help transfer high voltage pulses without damage
$24.64
MSRP $44.00
Save $19.36
44% Off 
Conventional Spark Plug
GM
25186682
2009-11. Black Onyx coating helps reduce corrosion
Copper core provides great heat transfer and helps maximize plug durability
Ribbed...
$7.81
MSRP $13.70
Save $5.89
43% Off 
Iridium Spark Plug
GM
12683541
With high output. 1.5L turbo, ac delco markings. 1.2L turbo. 1.4L, acdelco # 1267411. 1.4L, acdelco # 41-151. Vendor #41-156. Iridium is...
$9.82
MSRP $17.22
Save $7.40
43% Off 
Iridium Spark Plug
GM
25190786
Iridium composition provides a high melting point and great strength, providing excellent wear resistance and durability
Iridium offers...
$9.23
MSRP $16.20
Save $6.97
43% Off 
Iridium Spark Plug
GM
12662396
Coupe, 3.6L with twin-turbo. Iridium is the latest in spark plug technology and is an exact replacement for vehicles' original...
$9.93
MSRP $17.42
Save $7.49
43% Off 
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