Spark Plug Tester in-Line for Automotive Car Lawnmower Ignition System Coil Engine Coil Tester Diagnostic Tool 6-12 Volt (Pack of 2)

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Sale price$19.90 Regular price$23.90
Only 10 units left


  • Must-have diagnostic tool for any engine with a spark plug
  • Simple to use - just remove rubber boot from spark plug, insert tester & place tester boot on plug
  • Turn the engine over - if ignition is being sent to the cylinder, light in tester glows
  • Package includes 2 pc testers

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