Feature:1. Universal spark plug protector, fits for most angled and straight boots.2. 8pcs spark plug boot protector, made from fiberglass material, maintain spark wire and spark plug cooler in high temperature environment, and adopt double layer structure, provide effective non-flammable heat barrier, extend the service life of your ignition wire.3. Generous appearance, non-flammable, chemical-proof and waterproof, Protect spark plug boots and spark plug wires from excessive engine and exhaust heat.4. Enhance the performance of the engine, extends service life of the wire and plugs.5. Keep your wire and boot cooler in a high temperature environment.6. Double layer construction for added durability.7. Easy to install, no complicated tools required, convenient to use.Specification:Condition: 100% Brand NewMaterial: Double-Layer High Temperature FiberglassColor: RedFahrenheit Temperature: 1600 Fahrenheit Degrees.Celsius Temperature: About 870 Celsius Degrees.Application: For most hot rods and classics engines, such as 265 283 305 307 327 350 383 400 396 402 427 454 472 502 260 289 302 351W 347 352 360 390 406 427 428 429 460 351C 351M 400M 273 318 340 360 361 383 400 413 426W 440 455 330 326 engines.Package List:8 x Spark Plug ProtectorNote:Only fit fot vehicles while burning petrol.