ACCEL 9070C Spark Plug Wire Set Compatible for GM LS3/LS4/LS7/LT Engines Usage Tips:Features:Ceramic boots withstand temperatures up to 2,000 degrees Fahrenheit.8mm double silicone construction black wires rated at 600 degrees Fahrenheit.500 Ohms/foot ferro-sprial core offers the highest level of RFI/EMI suppression.The Extreme 9000 Ceramic Wires also feature stainless steel spark plug terminals for maximum spark energy to the plugs.Boots available in both straight and right angle configurations.Specifications:Application: GM LS/LT EnginesColor: White & BlackSize: 26.5*11.5*5cm/10.4*4.5*2inWeight: 770g/1.7IbMaterial: SiliconeBoot Material: CeramicResistance: 500 Ohms Per FootBoot Temperature Rating: 2000 DegreesSpark Plug Boot Angle: 135 DegreeCore: Ferro-SpiralWire Diameter: 8mmManufacturer Part Number: 9070CWire Series: Wire SeriesWire Temp Rating: 600 DegreesPackage List:8 Spark Plug Wires