ACDelco Professional Conventional Spark Plugs are designed for reliability and efficient performance, and are the high quality replacement ideal for many vehicles on the road today. Their high-quality copper cores and outstanding suppression characteristics deliver reliable performance. They are also available for Marine applications. These premium aftermarket replacement spark plugs are manufactured to meet your expectations for fit, form, and function.
When it comes to replacing your spark plugs, ACDelco offers a full line of Professional, premium aftermarket Spark Plug products. Choose from our Iridium, Double Platinum, RAPIDFIRE Single Platinum, Conventional, Marine, and Outdoor Power Equipment lines depending on your performance needs. Diesel vehicle owners can also get the ACDelco advantage with our high-quality Glow Plugs. ACDelco Professional, premium aftermarket spark plugs fit both GM and non-GM vehicles.When it comes to replacing your spark plugs, ACDelco offers a full line of Professional premium aftermarket and Specialty spark plug products. Whether you are choosing from our Iridium, Double Platinum, RAPIDFIRE Single Platinum, Conventional, Glow Plug, Marine, or Outdoor Power Equipment lines, you will know that you are getting a century's worth of experience and know-how packed into that plug. ACDelco Professional premium aftermarket and Specialty spark plugs fit both GM and non-GM vehicles.
Black Onyx coating helps reduce corrosion
Copper core provides great heat transfer and helps maximize plug durability
Ribbed suppressor seal extends resistance and helps prevent spark 'flash over' and misfires
Nickel-chrome alloy sheathing helps prevent corrosion on center electrode
Available for use in Marine applications
USA: 12 Months / 12,000 Miles (Parts Only)
CAN: 12 Months / Unlimited Kilometers (Parts Only)