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Most check engine light misfire codes are closely related to a dead or failing coil pack. When a coil pack fails, a vehicles performance and fuel efficiency suffer greatly. ECS Tunings Ignition Service Kit will replace the ignition coils and spark plugs restoring power loss and fuel efficiency immediately.
If you are replacing any aspect of your ignition system, it's best to replace all serviceable components. By doing so, your ignition system will work efficiently, freeing up hidden horsepower and raising fuel economy. Also included in this kit is dielectric spark plug boot protective silicone. This will help prevent your boots from sticking to your spark plugs.
