Find spark plug wires & high tension lead tester. Explore high tension leads. Order ignition wire sets in Canada. Discover ignition wire sets near me. Regular maintenance of ignition wires is crucial for optimal car performance, ensuring a smooth ignition and efficient fuel consumption. When experiencing misfires or a drop in power, it may be time to consider a replacement. With options ranging from standard copper wires to high-performance silicone variants, it's essential to select wires that match your vehicle's specifications and driving demands. High-quality materials like silicone offer enhanced durability and heat resistance, providing a worthwhile upgrade. For a hassle-free installation, opt for sets that come with numbered wires and a direct-fit design, streamlining the replacement process and getting you back on the road swiftly.