Check the listing for details. 2500° Titanium Spark Plug Wire Sleeve Boot Heat Shield Protector For LS1/LS2/LS4. Color: Titanium, Condition: New. Listed at 19.94 USD. Application: Universal fit for most angled and straightboots Feature and benifits: These Fibgerglass spark protector are designed to protect your Spark plug wire boots from the extreme heat generated by the headers or exhaust manifolds.Constructed with double layered, the y create an effective non-flammable thermal barrier that will extend the life of your ignition wires . Double-wall construction for added durability Helps prevent burn-through, hardening and cracking of boots SPECIFICATION Dimension and Material: Size: 5.98'' Lenght: 5.98'' Material: iberglass Reinforced Latex Graphite Color: Titanium Brown Temp:500 Constructed:Double Layered Made of Titanium that can hold 2500 degree F Package include: 8X Boot Heat Sleeve Protector Covers.