{"product_id":"41-110-iridium-spark-plugs-m8-48322-spark-plug-wires-for-gm-v8","title":"41-110 Iridium Spark Plugs \u0026 M8-48322 Spark Plug Wires for GM V8","description":"\u003cp\u003eOur review looks at the 41-110 iridium spark plugs paired with M8-48322 spark plug wires in an 8-pack, aimed at owners of late 2000s to early 2010s GM V8 trucks and SUVs. The bottom line: this kit delivers dependable ignition performance and a full set of replacement parts for routine maintenance, making it a practical choice for DIY mechanics who need all eight plugs and wires at once. The single biggest reason to consider this kit is convenience combined with improved spark consistency from the iridium plugs, though buyers should inspect the wires on arrival for fit.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete 8-piece kit:\u003c\/strong\u003e Includes 8x 41-110 iridium spark plugs and 8x M8-48322 wires so users can replace every cylinder plug and wire in one service session.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBroad GM compatibility:\u003c\/strong\u003e Listed for many 2007-2014 Chevrolet and GM models so owners of Silverado, Suburban, Avalanche and related vehicles can find matching parts without cross-referencing several numbers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIridium electrode:\u003c\/strong\u003e The iridium construction on the 41-110 plugs offers consistent spark and longer wear life compared with standard copper plugs, improving long-term ignition reliability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple replacement numbers:\u003c\/strong\u003e Matches common part numbers such as 12680072, 12609877 and others which helps confirm fitment for engines that accept those references.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWires included:\u003c\/strong\u003e The M8-48322 wires complete the ignition service and can reduce ignition misfires when they seat and connect properly to both the coil and plug.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis kit is best for owners of GM V8 trucks and SUVs from roughly 2007 through 2014 who prefer to do a complete ignition refresh themselves and value the longer life of iridium plugs. It is also useful for fleet or shop technicians who want a single SKU that covers all eight cylinders for the listed model years.\u003c\/p\u003e\n\u003cp\u003eCustomers who require guaranteed OE wire connectors or who are unsure of exact model-year fitment should verify fitment carefully before purchase; those who prefer original equipment wire construction or OEM branded components may want to compare connector ends and wire styles first.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGood overall value for a full set that covers both plugs and wires in one package.\u003c\/li\u003e\n\u003cli\u003eIridium plugs offer stable spark performance and longer service intervals than conventional plugs.\u003c\/li\u003e\n\u003cli\u003eWide compatibility listing reduces the need to buy multiple part numbers for common GM V8 models.\u003c\/li\u003e\n\u003cli\u003eConvenient for DIYers replacing all eight spark plugs and wires at once.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSome customers report issues with the wire quality and connection to the plugs, so inspection and trial fit are recommended.\u003c\/li\u003e\n\u003cli\u003eFitment can be mixed for certain model years or specific engine variants, requiring careful verification before installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eMANUTEX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpark Plug Part Number\u003c\/td\u003e\n\u003ctd\u003e41-110 (also listed as 41110, 41-985)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpark Plug Wire Part Number\u003c\/td\u003e\n\u003ctd\u003eM8-48322 (also listed as 48322, 7831)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackage Contents\u003c\/td\u003e\n\u003ctd\u003e8x 41-110 spark plugs, 8x M8-48322 spark plug wires\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Models\u003c\/td\u003e\n\u003ctd\u003eSelected 2007-2014 Chevrolet, GMC and Cadillac V8 trucks and SUVs such as Silverado, Suburban, Avalanche, Tahoe, Yukon, Escalade, Corvette\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplicable Engines\u003c\/td\u003e\n\u003ctd\u003eV8 LS family engines used in listed model years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThis 41-110 iridium spark plug and M8-48322 wire kit is a practical, cost-effective option for owners of compatible GM V8 trucks and SUVs who want a full ignition service in one purchase. The iridium plugs deliver reliable spark performance and longevity, and the bundled wires simplify replacement, but buyers should inspect wire connectors and confirm fitment for their exact model to avoid installation issues.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDo these plugs fit my Silverado 1500?\u003c\/strong\u003e\u003cbr\u003eThey are listed for 2007-2013 Silverado 1500 models; verify engine and part cross-reference numbers to ensure exact fit.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre the wires a direct OEM match?\u003c\/strong\u003e\u003cbr\u003eThe wires are replacement M8-48322 parts and match many applications, but some customers have reported connector fit issues so check connectors before final installation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow many pieces are included?\u003c\/strong\u003e\u003cbr\u003eThe package includes 8 spark plugs (41-110) and 8 spark plug wires (M8-48322) for a complete eight-cylinder replacement.\u003c\/p\u003e","brand":"MANUTEX","offers":[{"title":"Default Title","offer_id":48607690195163,"sku":"B0C4PKVT9Y","price":42.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71Ioqmxb1VL._AC_SL1500.jpg?v=1778380967","url":"https:\/\/gearmusthave.com\/products\/41-110-iridium-spark-plugs-m8-48322-spark-plug-wires-for-gm-v8","provider":"GearMustHave","version":"1.0","type":"link"}