Spark Plugs
Spark Plug
GM
12646780
Coupe, 3.6L without twin-turbo. Sedan, 3.6L, 3.6L twin-turbo, without twin-turbo.
$13.48 CAD
MSRP $22.71 CAD
Save $9.23 CAD
40.6% Off 
Spark Plug
GM
19301813
3.4L. Platinum. Vendor:acdelco. Vendor #41-940. Vendor #41-943.
$12.66 CAD
MSRP $21.34 CAD
Save $8.68 CAD
40.7% Off 
Spark Plug
GM
19354432
Optional. Vendor:acdelco. Vendor #R44T8.
$4.24 CAD
MSRP $7.05 CAD
Save $2.81 CAD
39.9% Off 
Spark Plug
GM
19301808
Platinum. Vendor:acdelco. Vendor #41-906.
$15.02 CAD
MSRP $25.26 CAD
Save $10.24 CAD
40.5% Off 
Spark Plug
GM
19354423
Optional. Vendor:acdelco. Vendor #R43XLS.
$3.91 CAD
MSRP $6.50 CAD
Save $2.59 CAD
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