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For over 90 years, the Stitt® spark plug company has manufactured spark plugs for stationary industrial engines.
Originally a small company that was founded in Ohio, and then moved to Texas, the company has grown into a trusted worldwide supplier of industrial spark plugs.

Stitt® spark plugs are available for: Waukesha (all models), Caterpillar (all models), White Superior (all models), Cooper, Ingersoll Rand, Wartsilia, De Laval, Jenbacher


  • Handcrafted and meticulously tested
  • Reduces operating costs
  • Helps maintain a cleaner engine