--- product_id: 3571728 title: "Spark Plugs E3.54 Premium Automotive Spark Plug with DiamondFIRE Technology, 14mm Thread Diameter, 0.708” Reach, Taper Seat, Resistor, Pack of 1" brand: "e3" price: "83 Lei" currency: RON in_stock: true category: "E3" url: https://www.desertcart.ro/products/3571728-spark-plugs-e3-54-premium-automotive-spark-plug-with-diamondfire store_origin: RO region: Romania --- # 12% more power output 13% improved fuel efficiency Lower hydrocarbon emissions Spark Plugs E3.54 Premium Automotive Spark Plug with DiamondFIRE Technology, 14mm Thread Diameter, 0.708” Reach, Taper Seat, Resistor, Pack of 1 **Brand:** e3 **Price:** 83 Lei **Availability:** ✅ In Stock ## Summary > ⚡ Ignite your drive with power, efficiency, and longevity! ## Quick Answers - **What is this?** Spark Plugs E3.54 Premium Automotive Spark Plug with DiamondFIRE Technology, 14mm Thread Diameter, 0.708” Reach, Taper Seat, Resistor, Pack of 1 by e3 - **How much does it cost?** 83 Lei with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.ro](https://www.desertcart.ro/products/3571728-spark-plugs-e3-54-premium-automotive-spark-plug-with-diamondfire) ## Best For - e3 enthusiasts ## Why This Product - Trusted e3 brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Last, Drive Longer:** Yttrium-enhanced alloy with 5-year/100,000-mile warranty - • **Cleaner Engine, Cleaner Planet:** Reduces carbon buildup and emissions for eco-conscious driving - • **Power Boost Meets Fuel Savings:** Up to 12% more power and 13% better fuel economy in small engines - • **DiamondFIRE Tech Ignites Efficiency:** Patented side-wire electrode for faster, cleaner combustion - • **Precision Fit for Domestic Vehicles:** 14mm thread diameter and taper seat ensure secure, reliable installation ## Overview The E3.54 Premium Automotive Spark Plug features patented DiamondFIRE technology that delivers up to 12% more power and 13% better fuel efficiency by optimizing combustion. Designed with a durable yttrium-enhanced alloy, it offers long-lasting performance backed by a 5-year/100,000-mile warranty. Its 14mm thread diameter and taper seat ensure a secure fit for domestic vehicles, while reducing emissions and carbon buildup for a cleaner, smoother engine operation. ## Description Product Description The E3.54 automotive spark plug is designed for a variety of domestic applications, offering superior performance and efficiency. With a 14mm thread diameter and 0.708-inch reach, it features a taper seat for secure installation. Equipped with E3's patented DiamondFIRE technology, where the electrode is securely attached to the shell using three legs, ensuring optimal heat transfer and improved turbulence in the cylinder. This innovative design increases engine power, enhances fuel efficiency, and reduces harmful hydrocarbon emissions over long-term use. The DiamondFIRE side wire promotes a faster and more complete fuel burn, while the full-size center and ground electrodes deliver consistent, reliable performance. This results in smoother acceleration, reduced fuel consumption, and lower emissions, all contributing to a more environmentally friendly operation. Engineered to last up to 100,000 miles or five years, guaranteeing long-lasting performance without frequent replacements. Its unique open design facilitates fresh air/fuel charge replenishment, directly exposing the flame front to the piston head, providing optimal engine performance and reduced carbon buildup. Whether used in lawn and garden equipment or automotive applications, ou spark plug ensures efficient, reliable engine operation with a quicker, smoother start and lasting durability. desertcart.com ## Features - ENGINEERED FOR DOMESTIC VEHICLES: Compatible with a wide range of domestic automotive applications, this spark plug enhances power output, fuel efficiency, and hydrocarbon emission reduction for smoother engine performance - DIAMONDFIRE TECHNOLOGY: Patented DiamondFIRE side-wire electrode design delivers a faster, more complete burn, optimizing combustion and boosting overall engine efficiency - MORE POWER AND FUEL EFFICIENCY: E3 Spark Plugs deliver up to 12% more power and up to 13% better fuel economy in small engines, and up mid-single digits on automotive applications, helping to enhance overall engine performance and reduce fuel consumption across a wide range of vehicles - LOWER EMISSIONS: The more complete burn helps to reduce emissions, minimize carbon buildup, promote cleaner combustion, and support compliance with modern environmental and emissions standards - LONG-LASTING PERFORMANCE: Built with a Yttrium-enhanced alloy for durability and pre-ignition resistance; backed by a 5-year/100,000-mile limited warranty for reliable, extended use without frequent replacements ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B000BPQGUC | | Automotive Fit Type | Vehicle Specific Fit | | Best Sellers Rank | #769,409 in Automotive ( See Top 100 in Automotive ) #3,964 in Automotive Replacement Spark Plugs | | Brand Name | E3 | | Compatible with Vehicle Type | Car | | Core Material | Copper | | Customer Reviews | 4.4 4.4 out of 5 stars (766) | | Gap Size | 0.04 inches | | Global Trade Identification Number | 00894489000541, 00894489000558 | | Included Components | (1) Spark Plug | | Item Type Name | Spark Plugs | | Manufacturer | E3 Spark Plugs | | Manufacturer Part Number | E3.54 | | Manufacturer Warranty Description | 5 Years or 100,000 miles parts | | Model Number | E3.54 | | Number of Items | 1 | | Number of Packs | 1 | | OEM Equivalent Part Number | E3.54 | | Thread Size | 14mm | | Top Material Type | Alloy Steel | | UPC | 894489000558 894489000541 782645716200 | | Unit Count | 1 Count | ## Product Details - **Brand:** E3 - **Core Material:** Copper - **Thread Size:** 14mm - **Top Material Type:** Alloy Steel - **Vehicle Service Type:** Car ## Images ![Spark Plugs E3.54 Premium Automotive Spark Plug with DiamondFIRE Technology, 14mm Thread Diameter, 0.708” Reach, Taper Seat, Resistor, Pack of 1 - Image 1](https://m.media-amazon.com/images/I/41RP+UStcoL.jpg) ## Questions & Answers **Q: Are these good for a 2001 v6 3.8 mustang?** A: E3 makes plugs for many different car look them up on-line and type in your vehicle make , model , engine etc. they will tell you what plug you need. **Q: How many spark plugs in a pack** A: I believe you can get individual spark plugs as you need them you can buy a pack of 1, or pack of four, or pack of eight **Q: Can i change the gap ?** A: No you can't change the gap. **Q: are these iridium?** A: I do not know for sure ## Frequently Bought Together - E3 Spark Plugs E3.54 Premium Automotive Spark Plug with DiamondFIRE Technology, 14mm Thread Diameter, 0.708” Reach, Taper Seat, Resistor, Pack of 1 - Permatex 22058 Dielectric Tune-Up Grease, 3oz. - High Performance Dielectric Grease Used To Protect Terminals, Spark Plugs, Wiring And Other Electrical Connections Against Salt, Dirt, And Corrosion - Edelbrock 22716 Ultra Spark 50 Plug Wire Set w/Metal Sleeves 50 ohms of Resistance Per Foot High Performance Ultra Spark 50 Plug Wire Set, Black --- ## 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.ro/products/3571728-spark-plugs-e3-54-premium-automotive-spark-plug-with-diamondfire](https://www.desertcart.ro/products/3571728-spark-plugs-e3-54-premium-automotive-spark-plug-with-diamondfire) --- *Product available on Desertcart Romania* *Store origin: RO* *Last updated: 2026-10-05*