For many vehicles on the road today, you can bet we have a spark plug or glow plug to do the job – and do it well. GM Genuine Parts glow plugs are designed to withstand the harsh elements of diesel engines. Our plugs offer high performance, long life and improve throttle performance.


ACDelco spark plugs feature only high-quality parts to help ensure durability and consistent performance:


  • Electrodes built on a foundation of iridium, platinum or copper
  • 100% copper cores
  • Spark plugs are protected with one-piece ceramic insulators


We offer a full line of GM Genuine Parts and ACDelco spark plug products. Whether you are choosing from our iridium, double-platinum, RAPIDFIRE™ single-platinum, conventional, glow plug, marine or outdoor power equipment lines, each is backed by GM. With our spark plugs you are getting over a century’s worth of experience and know-how including advanced features and competitive limited warranty coverage.

Available in
Available in


$8 rebate on the purchase of four ACDelco GM OE or Gold Double Platinum Spark Plugs wherever parts are sold. 



Most GM Original Equipment and Gold lines from GM Genuine Parts and ACDelco come backed with a 24-month/unlimited-mile limited warranty, and our Silver line limited warranties are 12 months/unlimited miles.

  • Retail customers with a U.S. mailing address only. Online or mail-in rebate valid on minimum purchase of four spark plugs and maximum of 16 spark plugs per household. Allow 6 to 8 weeks for delivery of rebate check. See for additional details. Rebate form must be submitted by 1/31/23. Offer ends 12/31/22.

  • Effective on parts purchased April 1, 2018, and later to the original retail purchaser. Contact seller for limited warranty part details, qualifications, and possible labor coverage.