Ignition

NGK Laser Iridium Spark Plugs (Set of 6) for Infiniti G37 & Nissan 370Z NGK Laser Iridium spark plugs offer the best combination of performance and longevity.  Actual OE or equivalent replacement spark plug. Laser...

HKS super Fire Racing Spark Plug (Set of 6) for Infiniti G37 & Nissan 370ZHEAT RANGE 8 - OEM Heat Range HKS S-Series Super Fire Racing Spark Plugs are high performance Iridium plugs designed to handle advanced levels of...

HKS super Fire Racing Spark Plug (Set of 6) for Infiniti G37 & Nissan 370ZHEAT RANGE 10 HKS S-Series Super Fire Racing Spark Plugs are high performance Iridium plugs designed to handle advanced levels of tuning and...

HKS super Fire Racing Spark Plug (Set of 6) for Infiniti G37 & Nissan 370ZHEAT RANGE 9 HKS S-Series Super Fire Racing Spark Plugs are high performance Iridium plugs designed to handle advanced levels of tuning and still...

NGK RUTHENIUM HX Spark Plugs (Set of 6) for Infiniti G37 & Nissan 370Z NGK Ruthenium HX spark plugs arethe best in class plug on the market for today's modern vehicles.  NGK's patented Ruthenium technology offers...