Feature 1Specially designed sparking plug wire set, used to upgrade an OE ignition system. 24040R universal ignition parts, highspark delivery levels for street driven applications. 3The silicone jacket is squeezed onto a tightly woven sturdy fiberglass braid, has high strength. 4Fiberglass braid construction, braid is applied over high dielectric strength EPDM inner insulation for ignition wire performance that exceeds for SAE. 5Universal and import coverage, rated 450 silicone, stainless steel plug terminals, durable and sturdy.Item Type: Ignition Plug Wire SetMaterial: Silicone+Stainless Steel+FiberglassColor: RedPart Number: 4040RWire Diameter: Approx. 8mm/0.3inFitment: Universal modification and upgrading parts .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 xIgnition Plug Wire2 xTerminalFitting PackNotePlease double check the part number of your item, matching information is just for reference.If you are unsure of the item, please contact us before buying to avoid unnecessary return, thanks!