Taylor's 8mm StreeThunder Wire delivers great performance at an extremely affordable price. It features a 500-Ohm per foot resistance Kevlar helically Spiro wound core conductor for greater strength and durability that suppresses Electro Magnetic (EMI) and Radio Frequency Interference (RFI). Wrapped in durable Synthetic silicone double layer jacketing that resists heat, oil and abrasion. Delivers greater spark energy while improving power, idle and fuel efficiency. Works in conjunction with most ignition systems, on board computers and electronic components. Matching black silicone boots protect against high exhaust temperatures. Double locking spring terminals for secure vibration proof connections.