{"product_id":"ihotder-spark-plugs-and-wires-kit-16pcs-oem-m8-48322-compatible-for-gm-v8s-iridium-silicone","title":"IHOTDER Spark Plugs and Wires Kit 16PCS OEM M8-48322 Compatible for GM V8s — Iridium \u0026 Silicone","description":"\u003cstrong\u003eIHOTDER 16PCS spark plug and wire kit is a full OEM# M8-48322-compatible replacement set (8 plugs + 8 wires) designed to restore reliable ignition for select GMC, Hummer, Chevrolet and Cadillac V8 engines.\u003c\/strong\u003e\n\n\u003cp\u003eThis complete ignition pack replaces worn components in vehicles that use OEM numbers M8-48322, 48322R, 48322 and 7831. The kit pairs high-temperature iridium spark plugs with silicone-insulated, copper-core wires to help re-establish stable high-voltage transfer from the coil to each cylinder. It’s a practical, budget-friendly refresh for routine maintenance or troubleshooting misfires, rough idle and reduced performance related to aging ignition parts.\u003c\/p\u003e\n\n\u003ch3\u003eWhich vehicles and engines will this kit fit?\u003c\/h3\u003e\n\u003cp\u003eThe IHOTDER set is built for a range of GM vehicles that use the listed OEM references. Compatibility covers many model years and V8 displacements, but always confirm against your VIN or the pictures provided with the listing before ordering.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCommon fits: GMC Yukon (1999–2019) with 4.8L, 5.3L, 5.7L, 6.0L and 6.2L engines.\u003c\/li\u003e\n  \u003cli\u003eYukon XL coverage: 2000–2014 1500 series and select 2017–2018 XL models with 5.3L or 6.2L engines.\u003c\/li\u003e\n  \u003cli\u003eAlso compatible with many Chevrolet, Cadillac and Hummer models using the same OEM plug\/wire specs.\u003c\/li\u003e\n  \u003cli\u003eDouble-check the product images and your vehicle’s engine code before purchase.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do the plugs and wires improve ignition performance?\u003c\/h3\u003e\n\u003cp\u003eThe combination addresses two common failure points: deteriorated insulation and eroded electrodes. The silicone sheathing resists heat and moisture, while the copper core sustains consistent electrical flow; iridium electrodes keep spark geometry intact under high temperatures.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSilicone outer layer for heat and abrasion resistance, improving service life.\u003c\/li\u003e\n  \u003cli\u003eCopper core conductor minimizes voltage drop and maintains spark energy.\u003c\/li\u003e\n  \u003cli\u003eIridium-tipped plugs retain electrode shape longer than standard alloys.\u003c\/li\u003e\n  \u003cli\u003eComplete set replaces both ends of the ignition path to reduce crossfire and misfires.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat’s involved in installing this 16-piece kit?\u003c\/h3\u003e\n\u003cp\u003eInstallation is straightforward for anyone with basic automotive experience and the right tools. Marking wire positions before removal and replacing one cylinder at a time avoids mix-ups; torque the plugs to factory spec and seat each wire fully for a proper connection.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eLabel each wire location before removing the old wires to keep cylinder order correct.\u003c\/li\u003e\n  \u003cli\u003eUse a properly gapped iridium plug and follow the correct torque values when installing.\u003c\/li\u003e\n  \u003cli\u003ePush each boot onto the spark plug and coil\/connector until it clicks into place.\u003c\/li\u003e\n  \u003cli\u003eReplace wires and plugs one cylinder at a time to prevent cross-connection errors.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat should I expect in durability and maintenance?\u003c\/h3\u003e\n\u003cp\u003eExpect improved resistance to heat, oil and moisture compared with worn original wires and plugs. Iridium plugs typically outlast conventional copper plugs, while silicone-insulated wires resist cracking—both reduce the need for frequent replacements under normal driving conditions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIridium plugs keep a stable spark for extended mileage.\u003c\/li\u003e\n  \u003cli\u003eSilicone jackets reduce the risk of arcing and external damage.\u003c\/li\u003e\n  \u003cli\u003eCopper core sustains consistent conductivity throughout service life.\u003c\/li\u003e\n  \u003cli\u003eRegular inspection during tune-ups helps catch wear before performance drops.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Drivers and DIY mechanics who own GM vehicles (GMC, Chevrolet, Cadillac, Hummer) with compatible engine codes and want a cost-effective, complete ignition refresh. This kit suits those replacing a full set of spark plugs and ignition wires at once—ideal for routine maintenance, preparing a vehicle for sale, or resolving ignition-related drivability issues. Always verify fitment against your vehicle’s VIN or engine stamp and follow safe installation practices or consult a professional mechanic if unsure.\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: Does this kit include both plugs and wires for all cylinders?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The kit includes 8 spark plugs and 8 spark plug wires—one full set for V8 engines.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are these spark plugs pre-gapped and ready to install?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Plugs typically come pre-gapped close to spec, but you should check and adjust gap to your vehicle's OEM specification before installation.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"IHOTDER","offers":[{"title":"Default Title","offer_id":48085966389406,"sku":"B0DJGP2FBH","price":48.48,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/ihotder-front-packaging-spark-plug-wire-kit.jpg?v=1785881680","url":"https:\/\/northtrailauto.ca\/products\/ihotder-spark-plugs-and-wires-kit-16pcs-oem-m8-48322-compatible-for-gm-v8s-iridium-silicone","provider":"North Trail Auto","version":"1.0","type":"link"}