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.
COIL ASSEMBLY-IGNITION Ignition Coil
Fits Forester
Ignition Coil
A failed ignition coil in your Subaru can lead to anything from an intermittent misfire to a car that won't start.