6 Best Spark Plug Boot Protectors (Heat Shields)
Spark plug boot protectors help shield ignition wires and boots from the extreme heat generated by exhaust headers, turbochargers, and other high-temperature engine components. By reducing heat exposure, these protective sleeves can help prevent burned boots, cracked insulation, and ignition misfires caused by excessive temperatures. Many high-quality protectors are made from heat-resistant materials such as … Read more