Compatibility:2003-08 Infiniti FX35 V6 3.5L2007 Infiniti G35 Coupe V6 3.5L2003-06 Infiniti G35 V6 3.5L2004-06 Infiniti G35X V6 3.5L2006-08 Infiniti M35 V6 3.5L2006-08 Infiniti M35X V6 3.5L2003-06 Nissan 350Z V6 3.5LSafety Reminder:Prior to the replacement of the ignition coil, make sure that all the high voltage outputs have been switched off, in order not to cause bodily injury.There may have small color spot in some coil for factory identification which doesnot affect the quality.Also may have some Vaseline in the coil to install smoothly.