NGK WRX Stock Heat Range Spark Plugs Iridium is a precious, silver-white metal and one of the densest materials found on earth. The natural properties of Iridium offered NGK the opportunity to create one of the world's finest spark plugs... more >>>
$44.80
NGK WRX One Step Colder Spark Plugs Iridium is a precious, silver-white metal and one of the densest materials found on earth. The natural properties of Iridium offered NGK the opportunity to create one of the world's finest spark plugs... more >>>