{"product_id":"ignition-coil-and-iridium-spark-plugs-for-buick-verano-2012-2017-2-4l","title":"Ignition Coil and Iridium Spark Plugs for Buick Verano (2012-2017) 2.4L","description":"\u003ch2\u003eDirect-Fit Ignition Coil and Iridium Spark Plug Kit for 2012-2017 Buick Verano\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e Restores factory ignition energy and combustion efficiency across all cylinders to eliminate rough idling, hesitation, and spark misfire codes.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stock Verano Ignition Degradation\u003c\/h3\u003e\n\u003cp\u003eThe direct-injected 2.4L Ecotec engine subjects factory ignition coils to elevated underhood thermal cycles and high cylinder head temperatures. Over time, OEM coil epoxy insulation breaks down, causing dielectric leakage, internal secondary winding resistance shifts, and subsequent P0300-P0304 misfire DTCs. Paired with worn factory plugs experiencing gap erosion, weak arc voltage degrades flame kernel development, triggering poor fuel atomization and reduced low-end torque.\u003c\/p\u003e\n\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eThis service kit features heavy-duty coil-on-plug assemblies engineered with high-conductivity copper secondary windings and high-dielectric epoxy potting to withstand continuous thermal saturation. The integrated blade terminals guarantee low-resistance contact with the factory harness. Matched with fine-wire iridium spark plugs, this setup delivers consistent spark kernel formation, optimized flame propagation, and stabilized dwell performance under high cylinder pressures without premature thermal breakdown.\u003c\/p\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable width=\"100%\" style=\"border-collapse: collapse; border: 1px solid #e0e0e0; font-size: 14px;\"\u003e\n  \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding:8px;\"\u003e\u003cstrong\u003eFitment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003e2012-2017 Buick Verano\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px;\"\u003e\u003cstrong\u003eEngine \/ Chassis\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003e2.4L Ecotec (LEA) \/ GM Delta II\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding:8px;\"\u003e\u003cstrong\u003eStock Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003e180 hp \/ 171 lb-ft (Approx)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003eUF491, 12578224, 12638824, 12578244, C1552, D517A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e2012 Buick Verano 2.4L L4 (Base, Convenience, Leather)\u003c\/li\u003e\n  \u003cli\u003e2013 Buick Verano 2.4L L4 (Base, Convenience, Leather)\u003c\/li\u003e\n  \u003cli\u003e2014 Buick Verano 2.4L L4 (Base, Convenience, Leather)\u003c\/li\u003e\n  \u003cli\u003e2015 Buick Verano 2.4L L4 (Base, Convenience, Leather)\u003c\/li\u003e\n  \u003cli\u003e2016 Buick Verano 2.4L L4 (Base, Convenience, Leather, Sport Touring)\u003c\/li\u003e\n  \u003cli\u003e2017 Buick Verano 2.4L L4 (Base, Sport Touring, Leather)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eThe Buick Reliability Standard\u003c\/h3\u003e\n\u003cp\u003eEngineered to meet exact ECM resistance parameters, this complete ignition refresh restores quiet idle dynamics, clean cold starts, and dependable daily drivability with zero check-engine lights.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":50447762292984,"sku":"DS-ECZR2TWU6","price":109.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/ignition-coil-and-iridium-spark-plugs-for-buick-verano-2012-2017-2-4l-1.jpg?v=1788623703","url":"https:\/\/performancechiptuning.com\/es\/products\/ignition-coil-and-iridium-spark-plugs-for-buick-verano-2012-2017-2-4l","provider":"Performance Chip Tuning","version":"1.0","type":"link"}