4 x NGK LASER IRIDIUM IMR9C-9HES 5766 SPARK PLUG Honda CBR600RR CBR600 CBR 03-08

NGK Laser Iridium spark plugs provide superior ignition performance combined with a much longer service life compared to standard nickel spark plugs. Laser Iridium. This allows for a more complete, efficient burn which in-turn increases MPG.