Ignition Coil. 2009 Subaru STI

An Induction Coil. placed on each sparkplug of a Vehicle and used with and (ECU) and a Camshaft or Crankshaft Position Sensor For Timing. to transform a vehicles Battery Voltage to a much higher Voltage needed to create proper Spark in The Spark Plug. used with a Distributor For Timing.

An Induction Coil. used with a Distributor For Timing. to transform a vehicles Battery Voltage to a much higher Voltage needed to create proper Spark for all Spark plugs of an Engine.

An Induction Coil. used with a Distributor For Timing. to transform a vehicles Battery Voltage to a much higher Voltage needed to create proper Spark for all Spark plugs of an Engine.