--- product_id: 619367403 title: "A-Premium Double Iridium Spark Plug Compatible with Ford F-150 2004-2008, F-250/F-350 Super Duty Expedition 2005-2008 & Lincoln Navigator 2005-2008, Mark LT 2006-2008, 5.4L, Pack of 8" price: "$125.06" currency: USD in_stock: true url: https://www.desertcart.us/products/619367403-a-premium-double-iridium-spark-plug-compatible-with-ford-f store_origin: US region: United States of America --- # Double Iridium Electrodes for max spark Precision 0.56 inch hex size fit 100K-120K mile longevity A-Premium Double Iridium Spark Plug Compatible with Ford F-150 2004-2008, F-250/F-350 Super Duty Expedition 2005-2008 & Lincoln Navigator 2005-2008, Mark LT 2006-2008, 5.4L, Pack of 8 **Price:** $125.06 **Availability:** ✅ In Stock ## Summary > ⚡ Ignite your drive with unstoppable power and precision! ## Quick Answers - **What is this?** A-Premium Double Iridium Spark Plug Compatible with Ford F-150 2004-2008, F-250/F-350 Super Duty Expedition 2005-2008 & Lincoln Navigator 2005-2008, Mark LT 2006-2008, 5.4L, Pack of 8 - **How much does it cost?** $125.06 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/619367403-a-premium-double-iridium-spark-plug-compatible-with-ford-f) ## Best For - Customers looking for quality international products ## Why This Product - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Long-Haul Reliability:** Designed to last 100,000+ miles, keeping your engine firing strong mile after mile. - • **Precision Engineering:** 0.56 inch hex size and 2.51 mm insulator height ensure flawless installation and performance. - • **Unmatched Ignition Power:** Double iridium tips engineered for superior spark and fuel efficiency. - • **Perfect OEM Compatibility:** Seamlessly fits Ford F-150, F-250/F-350 Super Duty, Expedition, Lincoln Navigator & Mark LT 5.4L engines. - • **Warranty-Backed Confidence:** One-year unlimited mileage guarantee for peace of mind on every drive. ## Overview A-Premium Double Iridium Spark Plugs deliver OEM-grade ignition performance with durable iridium electrodes, engineered specifically for Ford and Lincoln 5.4L V8 engines from 2004-2008. Offering exceptional longevity up to 120,000 miles and precise fitment, these plugs ensure reliable starts, improved fuel efficiency, and reduced maintenance frequency—all backed by a one-year unlimited mileage warranty. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0CNH4W2FR | | Best Sellers Rank | #218,581 in Automotive ( See Top 100 in Automotive ) #1,402 in Automotive Replacement Spark Plugs | | Brand Name | A-Premium | | Compatible with Vehicle Type | Truck, SUV | | Core Material | Platinum | | Customer Reviews | 4.2 4.2 out of 5 stars (58) | | Gap Size | 0.56 Inches | | Manufacturer | PremiumpartsWhosale | | Manufacturer Part Number | APSP271 | | Manufacturer Warranty Description | One Year Unlimited Mileage Quality Guarantee. | | Thread Size | 0.56 inches | | Top Material Type | Iridium | ## Product Details - **Brand:** A-Premium - **Core Material:** Platinum - **Thread Size:** 0.56 inches - **Top Material Type:** Iridium - **Vehicle Service Type:** Truck, SUV ## Images ![A-Premium Double Iridium Spark Plug Compatible with Ford F-150 2004-2008, F-250/F-350 Super Duty Expedition 2005-2008 & Lincoln Navigator 2005-2008, Mark LT 2006-2008, 5.4L, Pack of 8 - Image 1](https://m.media-amazon.com/images/I/71uPiI+vIGL.jpg) ![A-Premium Double Iridium Spark Plug Compatible with Ford F-150 2004-2008, F-250/F-350 Super Duty Expedition 2005-2008 & Lincoln Navigator 2005-2008, Mark LT 2006-2008, 5.4L, Pack of 8 - Image 2](https://m.media-amazon.com/images/I/71rWB7+D-XL.jpg) ![A-Premium Double Iridium Spark Plug Compatible with Ford F-150 2004-2008, F-250/F-350 Super Duty Expedition 2005-2008 & Lincoln Navigator 2005-2008, Mark LT 2006-2008, 5.4L, Pack of 8 - Image 3](https://m.media-amazon.com/images/I/71RnTv98HjL.jpg) ![A-Premium Double Iridium Spark Plug Compatible with Ford F-150 2004-2008, F-250/F-350 Super Duty Expedition 2005-2008 & Lincoln Navigator 2005-2008, Mark LT 2006-2008, 5.4L, Pack of 8 - Image 4](https://m.media-amazon.com/images/I/71bahNRHk1L.jpg) ![A-Premium Double Iridium Spark Plug Compatible with Ford F-150 2004-2008, F-250/F-350 Super Duty Expedition 2005-2008 & Lincoln Navigator 2005-2008, Mark LT 2006-2008, 5.4L, Pack of 8 - Image 5](https://m.media-amazon.com/images/I/719ODF6bBzL.jpg) ## Frequently Bought Together - A-Premium Double Iridium Spark Plug Compatible with Ford F-150 2004-2008, F-250/F-350 Super Duty Expedition 2005-2008 & Lincoln Navigator 2005-2008, Mark LT 2006-2008, 5.4L, Pack of 8 - Marsram Ignition Coil Pack FD508 for 2004 2005 2006 2007 2008 Ford F150 Expedition Explorer F350 F250 F450 Super Duty Mustang 5.4L 4.6L Lincoln Navigator Mark LT 6.8L V8 V10 for DG511 8pcs --- ## 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.us/products/619367403-a-premium-double-iridium-spark-plug-compatible-with-ford-f](https://www.desertcart.us/products/619367403-a-premium-double-iridium-spark-plug-compatible-with-ford-f) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-06-07*