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Condition:
Brand NewBrand New
The 8mm Ferro-Spiral core wire now has black ceramic boots on the spark plug end of the wires. Ceramic boots withstand up to 2,000 degrees. Ultra high temperature double silicone construction wire rated at 600 degrees fahrenheit peak.
This is my second set of wires. The ceramic food on the bottom breaks very easily so you must handle them with care. But once installed excellent. I strongly suggest that you use dielectric grease on both ends as it does not come with any. I am using these wires on a GMC 2500 HD with an 8.1 L