{"product_id":"apremium-8x-black-ignition-coils-16x-iridium-spark-plugs-dodge-ram-jeep-grand-cherokee-durango-challenger-charger","title":"APremium 8x Black Ignition Coils \u0026 16x Iridium Spark Plugs — Dodge RAM, Jeep Grand Cherokee, Durango, Challenger, Charger","description":"\u003ch2\u003eOverview and experience\u003c\/h2\u003e\u003cp\u003eThis A-Premium kit combines 8 black ignition coils with 16 iridium spark plugs, designed to fit a wide range of Chrysler, Dodge, Jeep and Ram vehicles. The parts are engineered to work together as a cohesive upgrade, offering a consistent feel across the engine bay and a straightforward replacement path for common V8 5.7L powertrains.\u003c\/p\u003e\u003cp\u003eKey construction details include three terminal blade style coils that bolt on to the valve cover, a primary resistance of about 0.77 ohms, and iridium plus nickel spark plugs with a cold weather friendly gap of 0.7 to 0.8 inches. The 14 mm thread diameter and installation torque range of 3 to 12 N m provide clear guidance for installation. Iridium electrodes are noted for longevity and reliable firing, which can contribute to smoother idle and may support more efficient combustion and quicker starts.\u003c\/p\u003e\u003ch3\u003eWhat you get\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e8 ignition coils in a black finish for a uniform appearance and consistent performance\u003c\/li\u003e\n\u003cli\u003e16 iridium spark plugs designed for durability and reliable combustion\u003c\/li\u003e\n\u003cli\u003eReference numbers to simplify cross‑checks: 5602129AA, 56029129AF, 56028129AB, 56029129AA, 56029129AB, 68060346AA, 68238603AA, UF504, UF-504\u003c\/li\u003e\n\u003cli\u003eBroad compatibility with a range of Chrysler, Dodge, Jeep and Ram models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003ePotential benefits and real‑world use cases\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eLonger life expectancy for plug electrodes due to iridium composition, with sustained firing quality\u003c\/li\u003e\n\u003cli\u003ePotential for smoother idle and steadier engine response across daily driving\u003c\/li\u003e\n\u003cli\u003ePossible improvements in fuel efficiency and reduced emissions through more consistent combustion\u003c\/li\u003e\n\u003cli\u003eQuicker, more reliable starts and improved cold-weather performance\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eIn real-world use, drivers may notice crisper acceleration and balanced power delivery as worn components are replaced with matched A-Premium parts. The kit is designed to help maintain a cohesive ignition system without the guesswork of mixing parts from different brands.\u003c\/p\u003e\u003ch3\u003eFitment and installation tips\u003c\/h3\u003e\u003cp\u003eCoils mount bolt‑on to the valve cover and use a blade terminal configuration. Ensure the spark plug gap is set to 0.7–0.8 inches, and follow torque guidance within the 3–12 N m range for a secure seating. This design aims to simplify installation and support consistent performance across the engine bay.\u003c\/p\u003e\u003ch3\u003eWarranty and support\u003c\/h3\u003e\u003cp\u003eAPremium backs this kit with a one‑year unlimited‑mileage guarantee, along with a broad catalog of automotive accessories to help you hit the road with confidence.\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: Which vehicles are compatible with this A-Premium kit?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The kit fits a wide range of Chrysler, Dodge, Jeep and Ram models, including Ram 1500\/2500\/3500 and Grand Cherokee. See the full fitment list in the product details.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is there a warranty on this kit?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, the kit comes with a one-year unlimited-mileage warranty.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"A-Premium","offers":[{"title":"Default Title","offer_id":42465927987285,"sku":"B0B5KYC2G5","price":195.25,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/3270\/4597\/files\/apremium-8x-ignition-coil-pack-black.jpg?v=1778028680","url":"https:\/\/plentytorque.co.uk\/products\/apremium-8x-black-ignition-coils-16x-iridium-spark-plugs-dodge-ram-jeep-grand-cherokee-durango-challenger-charger","provider":"PlentyTorque","version":"1.0","type":"link"}