The Scott ThermalSox 4" Thermal Heat Protectors have an impressive double-layered fiberglass design that will add extra protection to exposed spark plug boots and wires. ThermalSox will protect spark plug boots and wires from header and exhaust manifold high temperatures. ThermalSox plug wire socks also provide an easily visible way to detect potential burn areas before they occur. Koolsox are soft and very flexible, easy to handle and install and will adapt to stretch easily over irregular surfaces.
ThermalSox are sold individually. Also available with o-ring option.