{"product_id":"skp-sp1019-spark-plug","title":"SKP SP1019 Spark Plug","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eSKP SP1019 is a spark plug for a wide range of GM applications, including Chevrolet Silverado 1500, Chevrolet Corvette, and Cadillac Escalade fitments. It combines a copper center electrode core with an iridium tip to support consistent ignition performance across listed applications.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCopper core center electrode for stable electrical conductivity.\u003c\/li\u003e\n\u003cli\u003eIridium tip for improved wear resistance at the firing point.\u003c\/li\u003e\n\u003cli\u003eApplication-specific gap notes listed by vehicle fitment.\u003c\/li\u003e\n\u003cli\u003eCompatible with many Chevrolet, GMC, Cadillac, Pontiac, and Oldsmobile models.\u003c\/li\u003e\n\u003cli\u003ePart number SP1019 for easy catalog matching.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eSP1019 is an ignition spark plug built for secondary ignition service on GM passenger vehicles, SUVs, vans, and trucks. Fitment includes Chevrolet Express 2500, Silverado 2500 HD, Camaro, Tahoe, Corvette, and Cadillac CTS applications, with notes that specify the required gap for each listing. The copper core helps carry current efficiently, while the iridium tip adds a durable firing surface for repeated ignition cycles. This part cross-references Autolite XP5243 for the same application.\u003c\/p\u003e\u003cp\u003eFor buyers searching for a Chevrolet Silverado 1500 spark plug, Cadillac Escalade spark plug, or GMC Sierra 2500 HD spark plug, SP1019 provides a cataloged replacement option with vehicle-specific fitment data. The part number SP1019 also appears in interchange listings that include 41-104 and IT16.\u003c\/p\u003e\u003ch2\u003eWhat It Is Used For\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacing worn spark plugs that can cause rough running.\u003c\/li\u003e\n\u003cli\u003eAddressing misfire conditions tied to ignition wear.\u003c\/li\u003e\n\u003cli\u003eRestoring consistent spark delivery during engine operation.\u003c\/li\u003e\n\u003cli\u003eCorrecting hard-start or extended-crank complaints linked to plug condition.\u003c\/li\u003e\n\u003cli\u003eMaintaining proper ignition performance in listed GM applications.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eVerify the exact vehicle listing before installation, since gap specifications vary by application and some fitments note 0.030, 0.040, 0.045, or 0.050 inch gaps. Confirm the engine’s required gap and follow the service procedure for the specific Chevrolet, GMC, Cadillac, Pontiac, or Oldsmobile model. Use the cataloged part number SP1019 to match the correct application.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eSKP SP1019 uses a copper core and iridium tip construction for ignition service across the listed fitments. Review the vehicle-specific notes and gap requirements to ensure the correct application before installation.\u003c\/p\u003e","brand":"SKP","offers":[{"title":"Default Title","offer_id":53267528155317,"sku":"GQLW-SP1019","price":18.1,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/5K_SP1019_Fro.jpg?v=1789449414","url":"https:\/\/www.partcatalog.com\/products\/skp-sp1019-spark-plug","provider":"PartCatalog","version":"1.0","type":"link"}