ApplicationCompatible for Nissan 350 Z Z33 2003-2007 Coupe 6 Cylinder 3.5L compatible for Nissan 350 Z Roadster Z33 2005-2007 Convertible 3.5L compatible for Infiniti G35 2003-2007 3.5LOEMandPart NumberLeft: 13264AM610, 13264-AM610 Right: 13264AM600, 13264-AM600Specification1 piece as picture shown Condition: NewNote-Please check the OEM Number before purchase. This is the best way to confirm the fitment. -Please fixated the opposite angles before install the screws, and screw down slowly after all the holes fixed. Don\'t screw down when just install one screw, otherwise the prodduct would be damaged, and this is not our responsibility. -one year warranty for any manufacture defect. Please provide photos or videos to apply for warranty. -These Cylinder Head Cover are aftermarket ones. They will replace the original ones. If you purchase the wrong item according to your vehicle model instead of OEM number,we are not responsible for the After-Sales Service. -Instruction is not included. Professional installation is recommended -Please feel free to contact us for whatever we can help.