Spark Plugs
Genuine GM Spark Plugs are made to fit your vehicle’s factory specifications. We only sell Genuine GM Parts and Accessories.
Spark Plug Wire
GM
12173581
Cylinder 6. Express, savana. 4.3l. Individual wires. #6. Cylinder 8. Durable to help transfer high voltage pulses without damage
$20.88
MSRP $38.92
Save $18.04
46.4% Off 
Iridium Spark Plug
GM
19301814
3.6L, 1st design. Iridium is the latest in spark plug technology and is an exact replacement for vehicles' original components
Iridium...
$10.10
MSRP $17.56
Save $7.46
42.5% Off 
Iridium Spark Plug
GM
12622441
PART NUMBER 12622441. SPARK PLUG. IS USED FOR 2021 AND NEWER MODELS. AND SPARK PLUG 19459511 IS USED FOR 2020 AND EARLIER MODELS....
$9.96
MSRP $17.32
Save $7.36
42.5% Off 
Conventional Spark Plug
GM
19310656
Black Onyx coating helps reduce corrosion
Copper core provides great heat transfer and helps maximize plug durability
In...
$2.25
MSRP $3.92
Save $1.67
42.6% Off 
RAPIDFIRE Spark Plug
GM
19308033
Rapid Fire. Vendor:acdelco. Vendor #14. 3.8L, without supercharged. 3.1L. Solid state suppressor, with two-piece glass and brass seal,...
$5.78
MSRP $10.06
Save $4.28
42.5% Off 
Iridium Spark Plug
GM
55486272
1.8L. Iridium is the latest in spark plug technology and is an exact replacement for vehicles' original components
Iridium composition...
$9.80
MSRP $17.04
Save $7.24
42.5% Off 
Iridium Spark Plug
GM
12642722
6.2L supercharged. 6.2L. with supercharger. Iridium is the latest in spark plug technology and is an exact replacement for vehicles'...
$9.78
MSRP $17.00
Save $7.22
42.5% Off 
Spark Plug Boot
GM
12689269
4.2L twin-turbo. Durable boot seal helps protect against moisture and contaminants
$15.77
MSRP $29.40
Save $13.63
46.4% Off 
Iridium Spark Plug
GM
12672175
4.2L twin-turbo. Iridium is the latest in spark plug technology and is an exact replacement for vehicles' original components Iridium...
$9.80
MSRP $17.04
Save $7.24
42.5% Off 
RAPIDFIRE Spark Plug
GM
88879891
Solid state suppressor, with two-piece glass and brass seal, can help reduce radio frequency interference, regulates spark energy for...
$5.80
MSRP $10.08
Save $4.28
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