• High quality material, durable: Made of double wall woven glass fiber casing (three walls at the suture end), which can form an effective non flammable insulation layer, extending the service life of the ignition wire. There are eight protective covers in a set. You will find that it not only has good high-temperature resistance and anti-corrosion effects, but also is very durable and has a long service life
• Function: The spark plug thermal protection sleeve is used for the head heat package of the electric wire, which can not only effectively improve the engine performance, extend the service life of the electric wire and plug, but also help prevent the boots from burning through, hardening and cracking
• Direct replacement, easy to install: plug and play, you can directly replace old or worn parts, very convenient, save your time to the greatest extent
• Size and fit: Length:6"(15.5cm) ID:1"(22mm) , 8 boot heat shields for use with 90 degree, 45 degree and straight spark plug boots
• After sales guarantee: If you have any questions about this product after purchase, please feel free to contact us and we will be happy to solve them for you