Thermo-Tec Spark Plug Wire Heat Shield offers a multi-layer protection for spark plug wires and boots from both conductive and radiant heat, giving you reliable longer lasting performance from your spark plug wires.
Thermo-Tec Spark Plug Wire Heat Shielding offers a dual-material sleeve with a surface that reflects over 90% of radiant heat, while the inside silica-based fabric prevents conductive heat from penetrating and burning the spark plug boots and wires.
Available in a sliver Mylar finish in packages of 2 or 4. Made in the U.S.A.!
Reflects 90% of radiant heat
Multilayer Design Protects From Conductive Heat
Extends The Life and Performance of Your Spark Plug Wires