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Home › Subaru › 2003 › Impreza WRX, 4D Sedan, Standard › Repair and Diagnosis › Engine Performance › Ignition System › Ignition System - DOHC/TC › Spark Plug › Removal › Notes

Spark Plug: Removal: Notes

CAUTION: All spark plugs installed on an engine, must be of the same heat range.
  1. Spark plug:  NGK-PFR6G
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