--- product_id: 313962185 title: "Denso (4703) IKH16TT Iridium TT Spark Plug, (Pack of 1)" brand: "denso" price: "€ 26.92" currency: EUR in_stock: true category: "Denso" url: https://www.desertcart.pt/products/313962185-denso-4703-ikh16tt-iridium-tt-spark-plug-pack-of-1 store_origin: PT region: Portugal --- # 0.4mm iridium center electrode - max spark power Larger spark - superior fuel economy 0.7mm platinum ground electrode - enhanced durability Denso (4703) IKH16TT Iridium TT Spark Plug, (Pack of 1) **Brand:** denso **Price:** € 26.92 **Availability:** ✅ In Stock ## Summary > ⚡ Ignite your ride with precision power and fuel-smart performance! ## Quick Answers - **What is this?** Denso (4703) IKH16TT Iridium TT Spark Plug, (Pack of 1) by denso - **How much does it cost?** € 26.92 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/313962185-denso-4703-ikh16tt-iridium-tt-spark-plug-pack-of-1) ## Best For - denso enthusiasts ## Why This Product - Trusted denso brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Power Boosted Fuel Savings:** Larger spark size translates directly to more power and improved fuel economy—drive smarter, not harder. - • **Precision Ignition Mastery:** World’s smallest 0.4mm iridium electrode maximizes firing potential for unmatched engine performance. - • **Durability Meets Efficiency:** 0.7mm platinum ground electrode ensures long-lasting spark consistency and reliability. - • **Tailored Fit for Peak Performance:** Vehicle-specific design guarantees seamless integration and optimal combustion in motorcycles and select cars. - • **Trusted by Pros, Loved by Drivers:** Denso’s premium craftsmanship with a 4.7-star rating from 267+ users ensures you’re joining a community of performance enthusiasts. ## Overview The Denso IKH16TT Iridium TT Spark Plug features a groundbreaking 0.4mm iridium center electrode—the smallest in the world—paired with a durable 0.7mm platinum ground electrode. This combination delivers a larger, more efficient spark that enhances engine power and fuel economy. Designed for vehicle-specific fitment, it’s a top choice for motorcycles and select cars, backed by high customer ratings and trusted Denso quality. ## Description Denso (4703) IKH16TT Iridium TT Spark Plug, (Pack of 1) ## Features - Denso # 4703 - 0.4mm Iridium Center Electrode - 0.7mm Platinum Ground Electrode - Larger spark translates to more power and superior fuel economy - 0.4 mm iridium center electrode, world's smallest diameter that maximizes firing potential ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B00TPU8Z3U | | Automotive Fit Type | Vehicle Specific Fit | | Best Sellers Rank | #228,009 in Automotive ( See Top 100 in Automotive ) #1,633 in Automotive Performance Spark Plugs | | Brand Name | Denso | | Compatible with Vehicle Type | Car | | Core Material | Iridium | | Country of Publication | USA | | Customer Reviews | 4.6 4.6 out of 5 stars (274) | | Gap Size | 1 Millimeters | | Global Trade Identification Number | 00042511047037 | | Included Components | Spark Plug | | Item Type Name | Spark Plug | | Item Weight | 0.09 Pounds | | Manufacturer | Denso | | Manufacturer Part Number | 4703 | | Model Number | IKH16TT | | Number of Items | 1 | | Number of Packs | 1 | | OEM Equivalent Part Number | 09482-00605-SUZUKI,18840-11051-HYUNDAI,18841-11051-HYUNDAI,18845-11160-HYUNDAI,22401-5M014-NISSAN,22401-5M015-NISSAN,22401-8H515-NISSAN,22401-AU015-NISSAN,22401-AX015-NISSAN,22401-BC01B-NISSAN,22401-ZE01B-NISSAN,5960 53-CITROËN/PEUGEOT,5960 54-CITROËN/PEUGEOT,5960 57-CITROËN/PEUGEOT,5960 58-CITROËN/PEUGEOT,5960 91-CITROËN/PEUGEOT,5960 97-CITROËN/PEUGEOT,5960 E3-CITROËN/PEUGEOT,5960 F2-CITROËN/PEUG… | | Thread Size | 14 millimeters | | Top Material Type | iridium | | UPC | 042511047037 | | Unit Count | 1 Count | ## Product Details - **Brand:** Denso - **Core material:** Iridium - **Thread size:** 14 millimeters - **Top material type:** iridium - **Vehicle service type:** Car ## Images ![Denso (4703) IKH16TT Iridium TT Spark Plug, (Pack of 1) - Image 1](https://m.media-amazon.com/images/I/812UZ3IkwJL.jpg) ## Available Options This product comes in different **Size** options. ## Questions & Answers **Q: What size socket do I need to replace them? Is it 5/8"?** A: I was able to use a 5/8” spark plug socket. **Q: Are these plugs $8.00 each? or is it a pack of 4?** A: 8 usd for one plug **Q: Are this good spark plugs for 2014 lexus es300h?** A: Check the Denso website for fitment information **Q: Do these double Iridium Spark plugs need gapping ?** A: It doesn't hurt to check gap with gap gauge, but mine were properly adjusted and didn't need to be gapped. FYI...I replaced them at 77,000 miles on my Hyundai Tuscon, but the Service Dept said they can go to 110,000 miles. ## Frequently Bought Together - Denso (4703) IKH16TT Iridium TT Spark Plug, (Pack of 1) - FRAM Extra Guard CA10171 Replacement Engine Air Filter for Select Toyota Venza and Camry Models, Provides Up to 12 Months or 12,000 Miles Filter Protection - EPAuto CP285 (CF10285) Premium Cabin Air Filter includes Activated Carbon --- ## 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.pt/products/313962185-denso-4703-ikh16tt-iridium-tt-spark-plug-pack-of-1](https://www.desertcart.pt/products/313962185-denso-4703-ikh16tt-iridium-tt-spark-plug-pack-of-1) --- *Product available on Desertcart Portugal* *Store origin: PT* *Last updated: 2026-10-24*