Feature 1Applicable Model: The spark plug wires are replacement for Chevy, applicable for 8 cylinder models. 2High Performance: High performance spark plug ignition wire set, more accurate ignition command transmission, more sensitive starting, and improved engine efficiency. 3Professional Manufacturing: The ignition wire can withstand ultra high strength, high temperature, and has a silicone sleeve with stable performance. 4Metal Silicone Material: The sparking plug wire is made of metal and silicone material with excellent craftsmanship, which is resistant to aging and wear. 5Fine Workmanship: Professional manufactured, exquisite workmanship with unique design, ensure stable performance and high reliability.Item Type:SparkPlugWiresMaterial: Metal,siliconePlug Angle: 180Diameter: Approx. 8.5mm/0.33inFitment:Applicable for 8 cylinder models,Classic, rally, racing, etcReplacement for Chevy .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List9 x SparkPlugWire19 x Dust Protection Cover20 x Connector1 x Wire Clamp