![Service Life | Basic Knowledge | SPARK PLUG | Automotive Service Parts and Accessories | DENSO Global Website Service Life | Basic Knowledge | SPARK PLUG | Automotive Service Parts and Accessories | DENSO Global Website](https://www.denso.com/global/en/products-and-services/automotive-service-parts-and-accessories/plug/basic/life/images/life_img_04.png)
Service Life | Basic Knowledge | SPARK PLUG | Automotive Service Parts and Accessories | DENSO Global Website
![Heat Range - NGK Spark Plugs Australia | Iridium Spark Plugs | Glow Plugs | Oxygen Sensors | Ignition Leads | Ignition Coils : NGK Spark Plugs Australia | Iridium Spark Plugs Heat Range - NGK Spark Plugs Australia | Iridium Spark Plugs | Glow Plugs | Oxygen Sensors | Ignition Leads | Ignition Coils : NGK Spark Plugs Australia | Iridium Spark Plugs](https://www.ngk.com.au/wp-content/uploads/2016/11/heat-range-image-for-website.jpg)
Heat Range - NGK Spark Plugs Australia | Iridium Spark Plugs | Glow Plugs | Oxygen Sensors | Ignition Leads | Ignition Coils : NGK Spark Plugs Australia | Iridium Spark Plugs
![Conditions that affect the discharge voltage | Spark and Ignition | Basic Knowledge | SPARK PLUG | Automotive Service Parts and Accessories | DENSO Global Website Conditions that affect the discharge voltage | Spark and Ignition | Basic Knowledge | SPARK PLUG | Automotive Service Parts and Accessories | DENSO Global Website](https://www.denso.com/global/en/products-and-services/automotive-service-parts-and-accessories/plug/basic/spark/images/condition_img_01.png)