This litigation relates to Spark Plugs purchased directly from a Defendant.

“Spark Plugs” refers to the engine components for delivering high electric voltage from the ignition system to the combustion chamber of an internal combustion engine. They ignite the compressed fuel/air mixture with an electric spark while containing combustion pressure within the engine. Spark Plugs have a basic manufacturing design composed primarily of a shell, an insulator, a center electrode and an external (ground) electrode.

Proposed settlements have been reached with the NGK and DENSO Defendants. Under the terms of the proposed settlements, NGK will pay $600,000 and DENSO will pay $100,000.

The Court has granted preliminary approval of the proposed settlements with the NGK and DENSO Defendants and will hold a hearing on final approval of these proposed settlements and related matters on September 15, 2022. Click here to see more information about the NGK and DENSO settlements.

If you purchased Spark Plugs in the United States directly from either Defendant during the period from January 1, 2000, through February 4, 2019, you may be a member of the NGK or DENSO Settlement Classes. If you remain in the NGK or DENSO Settlement Classes and you wish to share in the settlement proceeds attributable to that settlement, you must complete and submit a valid Claim Form no later than September 30, 2022.

If you believe you are a member of the NGK or DENSO Settlement Classes, please review the Notice, which contains information about the proposed settlements and your rights with respect to the settlements and related matters.

Please click here if you have any questions concerning this litigation, or need any additional information.

Important Dates

  • August 8, 2022
    Opt Out Deadline
  • August 8, 2022
    Objection Deadline
  • September 30, 2022
    Claim Filing Deadline
  • September 15, 2022, at 2:00 p.m.
    Fairness Hearing
    Video Conference