Description
Spark plug heat management is critical in high-performance applications where underhood temperatures can degrade traditional boots and compromise ignition reliability. Koolsox Hi Heat Plug Boots provide proven thermal protection using braided fiberglass construction, keeping your ignition system stable under sustained heat and load. Whether you’re running forced induction, naturally aspirated, or endurance racing setups, these heat socks are an essential safeguard for consistent performance.
- Braided fiberglass construction
- Heat-resistant sleeve
- 1 per package
- 6 inches long
- Straight configuration
- White finish
- Universal fitment
- Bolt-on installation
- MPN #07500






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