HEAT RANGE 8 Iridium Spark Plugs x 6 - For Nissan Z34 370Z VQ37VHR
VQ37VHR Engine. For Nissan Z34 370Z. A complete set of 6 uprated Autolite Iridium Spark Plugs for the Z34 370Z. Autolite Iridium technology spark plugs utilise the latest in technology and also laser welding construction techniques.