Spark Plug Kit (6.0 and 7.4 L Only) Tip/Disclaimer: Check against existing spark plugs in your engine as spark plugs used can change from one production year to another. You can also give us a call and speak with a GTO representative if you are unsure of the correct part
Spark Plug Kit (LT-4 6.2 L Only) Tip/Disclaimer: Check against existing spark plugs in your engine as spark plugs used can change from one production year to another. You can also give us a call and speak with a GTO representative if you are unsure of the correct part needed.
