ACDelco Professional Glow Plugs are specially designed to give diesel engines the heat they need for cold starts, and are the high quality replacement ideal for many vehicles on the road today. They maintain ignition in all cylinders, optimizing throttle response. These premium aftermarket replacement spark plugs are manufactured to meet or exceed your expectations for fit, form, and function.
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- Designed to give diesel engines the heat they need for cold starts
- GN-type regulating coil
- Self-regulating to control electrical flow from the battery as temperatures rise to avoid overheating
- Full range of reaches - from 21 mm to 40 mm - to meet chamber requirements in a wide variety of applications
