About this product

Fiberglass, with a temperature resistance of around 1000 degrees Fahrenheit. The titanium color of the spark plug sleeve is basalt, and it can withstand high temperatures of around 1500 degrees Fahrenheit.

Product features: Double layer structure, increasing durability, mainly protecting spark plug sheaths and wires from the temperature effects of vehicle exhaust manifolds and manifolds, maintaining wires and luggage coolers in high temperature environments, helping to reduce dust cover burning through, hardening, and cracking that can cause engine misfire and damage.

【Protection Wire】：Spark Plug Wire Heat Shield Widely used as a solution to your burning spark plug wires which create a lot of heat. These universal spark plug wire cover can provide a good heat protection to spark plug wires especially on engines with excessive exhaust headers.

【Perfect Use】：Spark Plug Wire Heat Shield Works well with 90 degrees, 45 degrees, and straight spark plug . Fits most hot rods and classics engine. Also fit for most angled & straight boots.

【Materials】 ：Spark Plug Heat Shield Sleeve Made with fiberglass material. The thick material is long enough to protect spark plug wires as it nears the header or exhaust manifold helping to increase longevity of wire and maintain maximize spark for as long as you keep your vehicle.It can withstand heat up to 2500 degrees intermittent.

【Easy Installation】：Spark Plug Covers Easy to slip in the boot heat protector on to each boot of the spark plug wire. Just slip the large end (with the sewn stitching) over the boot. Then carefully slip the ringed end over the item that connects.