ECS Tuning Set of 5 Red R8 Ignition Coil Packs Audi RS3 8P / RS3 8V 367HP / TTRS 8J
Does your engine have a misfire code with a check engine light? The problem is generally a failing or dead coil pack. The coil pack is an easy replacement that will give your vehicle a performance rejuvenation and gain better fuel efficiency.
Coil packs are what give your vehicle the spark to make the power. If the spark is weak or nonexistent, power will decrease as your engine is misfiring or not utilizing a cylinder. To restore that lost power and eliminate the misfire, replace yours now.
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 in better harmony, freeing up hidden horsepower and raising fuel economy. These ignition coils are step-up transformers that convert vehicle system voltage (12-14 volts) into higher voltage needed to fire spark plugs
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