{"product_id":"michigan-motorsports-ls-truck-spark-plug-wire-set-black-10mm-performance-wires-spiral-core-90-boots","title":"Michigan Motorsports LS Truck Spark Plug Wire Set — Black 10mm Performance Wires, Spiral Core \u0026 90° Boots","description":"\u003cp\u003e\u003cstrong\u003eMichigan Motorsports’ 10mm black LS spark plug wire set is a direct-fit, high-temperature ignition upgrade engineered to improve spark delivery and EMI suppression for 4.8L–6.2L LS truck and SUV engines.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThese pre-terminated wires are built for Gen III\/IV LS platforms found in Silverado, Sierra, Tahoe, Yukon and Escalade models from the late ’90s through the mid‑2010s. The kit combines a spiral-wound suppression core with a silicone outer jacket and 90° boots so you get a stealthy appearance, reliable high‑temp durability, and easy plug-and-play installation on stock or aftermarket coils.\u003c\/p\u003e\n\n\u003ch3\u003eHow do these wires affect ignition performance?\u003c\/h3\u003e\n\n\u003cp\u003eUpgrading to a thicker 10mm wire with a spiral-wound core helps preserve spark energy while cutting down electromagnetic interference. That can translate to crisper throttle response and a more stable idle, particularly on cammed or modified LS engines that demand consistent spark at higher loads.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e10mm diameter for improved energy retention\u003c\/li\u003e\n  \u003cli\u003eSpiral-wound suppression core reduces misfires and noise\u003c\/li\u003e\n  \u003cli\u003eBetter spark delivery under load for modified engines\u003c\/li\u003e\n  \u003cli\u003eSmoother idle and more consistent throttle feel\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill these wires fit my LS engine and vehicle?\u003c\/h3\u003e\n\n\u003cp\u003eThis set is engineered as a direct fit for many Gen III\/IV LS variants including 4.8L, 5.3L, 6.0L and 6.2L platforms. Applications include common truck and SUV V8s—models such as LM7, LQ4\/LQ9, LY6 and similar engines used in Chevrolet and GMC trucks and full-size SUVs.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eDirect-fit terminations for LS coil packs and spark plugs\u003c\/li\u003e\n  \u003cli\u003eCompatible with 4.8L, 5.3L, 6.0L, 6.2L engines and many Gen III\/IV blocks\u003c\/li\u003e\n  \u003cli\u003eDesigned for stock or aftermarket coil packs\u003c\/li\u003e\n  \u003cli\u003eFits many Silverado, Sierra, Tahoe, Yukon, Escalade models\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat materials and construction ensure longevity?\u003c\/h3\u003e\n\n\u003cp\u003eThe wires pair a high-temperature silicone outer jacket with a robust spiral core to resist heat, oil and vibration while maintaining signal integrity. Durable 90° boots are molded to prevent moisture intrusion and provide secure connections to coils and spark plugs.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eHigh-temp silicone jacket for heat and chemical resistance\u003c\/li\u003e\n  \u003cli\u003eSpiral-wound suppression core for reliable spark transfer\u003c\/li\u003e\n  \u003cli\u003eMolded 90° boots to protect connections and ease routing\u003c\/li\u003e\n  \u003cli\u003ePre-terminated ends for consistent, repeatable fitment\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow simple is the installation process?\u003c\/h3\u003e\n\n\u003cp\u003eInstallation is generally straightforward because each wire is pre-terminated for LS coil packs and spark plugs, minimizing trimming or crimping. The factory-like routing and snug boots reduce installation time and help retain original engine bay neatness.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003ePre-terminated ends eliminate extra assembly steps\u003c\/li\u003e\n  \u003cli\u003eFactory-style lengths and boots for tidy routing\u003c\/li\u003e\n  \u003cli\u003ePlug-and-play fitment on stock coil packs\u003c\/li\u003e\n  \u003cli\u003eWorks with many common aftermarket ignition setups\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? The Michigan Motorsports LS Truck Spark Plug Wire Set is ideal for owners of LS-powered trucks and SUVs who want a dependable, OEM-friendly ignition upgrade. If you drive a Silverado, Sierra, Tahoe, Yukon or Escalade with a 4.8L–6.2L LS engine and want improved spark stability, reduced EMI, and a clean black appearance without complex wiring changes, this kit is a practical, performance-minded choice.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do these wires work with aftermarket coil packs?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — the set is pre-terminated for common LS coil packs and is compatible with many aftermarket coils that use the same plug and coil interface.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are these wires resistant to engine heat and oil?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — they feature a high-temp silicone outer jacket and durable boots designed to resist heat, oil, and vibration for long-term durability.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Michigan Motorsports","offers":[{"title":"Default Title","offer_id":48080741564574,"sku":"B0C35G6KML","price":184.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/michigan-motorsports-front-packaging.jpg?v=1785785153","url":"https:\/\/northtrailauto.ca\/products\/michigan-motorsports-ls-truck-spark-plug-wire-set-black-10mm-performance-wires-spiral-core-90-boots","provider":"North Trail Auto","version":"1.0","type":"link"}