--- product_id: 790159497 title: "DG521 Ignition Coil Pack and Iridium-Platinum Spark Plugs Set of 8 Compatible with Ford Expedition Explorer F-150 F-250 F-350 Super Duty Mustang Lincoln Navigator Mercury Mountaineer 4.6L 5.4L V8" brand: "kacuyelin" price: "€ 167.06" currency: EUR in_stock: true url: https://www.desertcart.fr/products/790159497-dg521-ignition-coil-pack-and-iridium-platinum-spark-plugs-set store_origin: FR region: France --- # 15-20% fuel efficiency boost Iridium-Platinum spark plugs last 70,000-100,000 miles Direct OEM fit, plug-and-play installation DG521 Ignition Coil Pack and Iridium-Platinum Spark Plugs Set of 8 Compatible with Ford Expedition Explorer F-150 F-250 F-350 Super Duty Mustang Lincoln Navigator Mercury Mountaineer 4.6L 5.4L V8 **Brand:** kacuyelin **Price:** € 167.06 **Availability:** ✅ In Stock ## Summary > ⚡ Ignite Performance, Drive with Confidence! ## Quick Answers - **What is this?** DG521 Ignition Coil Pack and Iridium-Platinum Spark Plugs Set of 8 Compatible with Ford Expedition Explorer F-150 F-250 F-350 Super Duty Mustang Lincoln Navigator Mercury Mountaineer 4.6L 5.4L V8 by kacuyelin - **How much does it cost?** € 167.06 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.fr](https://www.desertcart.fr/products/790159497-dg521-ignition-coil-pack-and-iridium-platinum-spark-plugs-set) ## Best For - kacuyelin enthusiasts ## Why This Product - Trusted kacuyelin brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Endure:** Manufactured in TS16949 certified facilities with high-temp resistant materials for lasting reliability. - • **Long-Lasting Spark:** Iridium-Platinum spark plugs with 90% platinum resist wear and rust for up to 100,000 miles. - • **Power Up Your Drive:** German-imported copper windings ensure stable high voltage output and reduce ignition failure. - • **Seamless Compatibility:** Perfectly matches OEM specs for Ford 4.6L & 5.4L V8 engines—plug-and-play for hassle-free upgrades. - • **Fuel Efficiency Maximized:** Optimizes engine performance to boost MPG by 15-20%, cutting fuel costs and emissions. ## Overview The DG521 Ignition Coil Pack and Iridium-Platinum Spark Plugs Set of 8 is engineered for Ford 4.6L and 5.4L V8 engines, delivering up to 20% improved fuel efficiency and enhanced ignition stability. Featuring German-imported copper coils and premium iridium-platinum spark plugs with up to 100,000 miles lifespan, this kit ensures reliable, OEM-spec direct fitment for models including Ford Expedition, F-150, Mustang, and Lincoln Navigator. Manufactured under strict quality standards, it reduces engine failures and emissions while optimizing power and MPG. ## Description Full description not available ## Features - FITMENT:1)Compatible with 2008-2014 Ford Expedition 5.4L V8, 2008-2010 Ford Explorer 4.6L V8, 2008-2010 Ford Explorer Sport Trac 4.6L V8, 2009-2010 Ford F-150 4.6L V8, 2008-2010 Ford F-150 5.4L V8, 2008-2010 Ford F-250 Super Duty 5.4L V8, 2008-2010 Ford F-350 Super Duty 5.4L V8, 2008-2010 Ford Mustang 4.6L V8, 2008-2014 Lincoln Navigator 5.4L V8, 2008-2010 Mercury Mountaineer 4.6L V8 - Ignition Coil: German-imported high-purity copper windings, silicon steel core and high temperature resistant epoxy resin and other high quality materials provide efficient power transmission, anti-oxidation and corrosion resistance to ensure stable high voltage output from coil pack,reduce ignition failure. OE number: DG521,8L3Z12029A,8L3E12A366AA,FD509 - Iridium-Platinum Spark Plug:1)center electrode adopts 360°continuous laser welding and cold extrusion process to produce more concentrated and stronger sparks;2)Platinum content up to 90%,stronger resistance to ablation and rust,life time up to 70,000-100,000 miles;3)High alumina ceramics (95 ceramic),high temperature resistance and good insulation; 4)More accurate ignition,optimized MPG,fit hybrid cars with frequent start/stop or high mileage old cars scenarios - Spark plugs and coil packs kit optimize engine of fuel efficiency up 15%-20%,reduce engine failures such as lack of power,start-up failures,increased fuel consumption etc,reduces exhaust emissions, meets EPA standards;Precisely matches OEM specifications,direct plug-and-play.When purchasing coil,please pay attention to input your car information such as Year, Brand, SubModel,Liter and Aspiration into "desertcartconfirmedfit" navigation bar to ensure that you match correct product - KacuYelin is manufacturer with mature and modernized parts production line, manufactured in TS16949 certified facilities. After layers of research and development and testing, insisting on good products to serve public and upholding principle that users are happy to use and drive with peace of mind. If you have any questions, welcome to communicate with us, we will be happy to help you solve your problems - Due to a mid-year change by the manufacturer, your vehicle may require either a DG521 brown boot or DG511 black boot coil, depending on its production date. If your original coil has a brown boot, that is the one you need. ## Technical Specifications | Specification | Value | |---------------|-------| | Brand | KacuYelin | | Vehicle Service Type | Car, Truck | | Item Weight | 5.33 Pounds | | Connector Gender | male | | Installation Type | coil-on-plug | | Manufacturer | KacuYelin | | Automotive Fit Type | Vehicle Specific Fit | | Model | DG521 Ignition Coil Pack | | Item Weight | 5.33 pounds | | Package Dimensions | 8.45 x 8.45 x 3.54 inches | | Item model number | DG521 ignition coils and spark plugs set | | Exterior | black | | Manufacturer Part Number | KY-DG521-ZH | ## Product Details - **Brand:** KacuYelin - **Vehicle Service Type:** Car, Truck - **Item Weight:** 5.33 Pounds - **Connector Gender:** male - **Installation Type:** coil-on-plug ## Images ![DG521 Ignition Coil Pack and Iridium-Platinum Spark Plugs Set of 8 Compatible with Ford Expedition Explorer F-150 F-250 F-350 Super Duty Mustang Lincoln Navigator Mercury Mountaineer 4.6L 5.4L V8 - Image 1](https://m.media-amazon.com/images/I/71xmqlNDM1L.jpg) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.fr/products/790159497-dg521-ignition-coil-pack-and-iridium-platinum-spark-plugs-set](https://www.desertcart.fr/products/790159497-dg521-ignition-coil-pack-and-iridium-platinum-spark-plugs-set) --- *Product available on Desertcart France* *Store origin: FR* *Last updated: 2026-04-23*