Don't subject your engine starter to high temperatures. Keep it cool from the moment you turn it on with high-performing heat shields and insulation. Not only does heat fry your ignition system, but it prevents your vehicle from operating at the optimum level.
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Boot heat to the curb with Heatshield Products HP Lava Spark Plug Wire Boot Shields. These sparkplug heat shields prevent misfires and performance loss caused by plug-wire burnout. Rated for 1200°F continuous and 2000°F intermittent use. 90-day warranty.
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Keep your ignition system performing as good as, or better than, the day you bought it, with a heat shield and insulation. Heat shields deflect heat away from your starter, protecting it from it from undesirable temperatures. With a heat shield installed, your vehicle expends less energy cooling itself down and more energy giving you horsepower.