NGK Iridium Spark Plug BKR8EIX - Impreza up to 2006
Set of four NGK Iridium tipped spark plugs for the Subaru Impreza. Top spec iridium plugs designed for high power applications. Longer lasting and capable of producing an extremely strong spark due to the excellent heat resistance of the iridium tip. Superb in both standard and tuned turbo engines.
Heat Grade (8) - two grades colder