NGK 4644 Spark Plugs (bkr7e)

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This is a set of 4 NEW NGK spark plugs. This spark plugs are resistor type with a heat range "7". This works well with your coil on plug setup or for any stock setup looking to use a step colder plug from factory. Part # is 4644 or BKR7E

Please check with your tuner if these are suitable for your application before purchasing.