Cool-It Plug Wire Sleeve 6 Pack Blue

The Cool-It Plug Wire Sleeve 6 Pack Blue from THERMO-TEC is essential heat management equipment for any serious engine builder or performance enthusiast. Designed to protect spark plug wires from extreme underhood temperatures, these sleeves help prevent degradation that can lead to misfires and inconsistent combustion.

Constructed from high-grade silicone-based material, the sleeves reflect radiant heat away from critical ignition components. This six-piece set provides a thermal barrier that extends wire life while maintaining reliable spark delivery. The flexible design allows for easy installation and adaptability to various wire routing configurations.

Ideal for V6 or inline-six engines, this sleeve set is also suitable for small-block V8 builds, making it a great starter kit for those prioritizing heat management. The blue color coding aids in quick visual identification during engine bay organization and troubleshooting, ensuring optimal performance in demanding conditions.