--- product_id: 156530419 title: "IK16TT Iridium TT Spark Plug" brand: "denso" price: "£26.54" currency: GBP in_stock: true url: https://www.desertcart.co.uk/products/156530419-ik16tt-iridium-tt-spark-plug store_origin: GB region: United Kingdom --- # 100,000+ mile lifespan 0.4mm iridium center electrode Twin-Tip tech for max spark energy IK16TT Iridium TT Spark Plug **Brand:** denso **Price:** £26.54 **Availability:** ✅ In Stock ## Summary > ⚡ Ignite your drive with precision and power! ## Quick Answers - **What is this?** IK16TT Iridium TT Spark Plug by denso - **How much does it cost?** £26.54 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/156530419-ik16tt-iridium-tt-spark-plug) ## 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 - • **Twin-Tip Technology:** Dual electrode design concentrates spark energy, boosting acceleration and fuel efficiency. - • **Unmatched Durability:** Denso’s patented iridium alloy ensures a gas-tight copper-glass seal and a lifespan beyond 100,000 miles. - • **Precision Ignition Power:** World’s smallest 0.4mm iridium center electrode delivers razor-sharp spark for peak engine response. - • **Fuel Economy Meets Performance:** Optimized ignitability translates into better torque and noticeable fuel savings—drive smarter, not harder. - • **Universal Fit, Professional Grade:** Engineered for seamless compatibility across a wide range of vehicles, perfect for upgrades or replacements. ## Overview The IK16TT Iridium TT Spark Plug by Denso combines cutting-edge iridium and platinum materials with patented Twin-Tip technology and a 360-degree laser weld, delivering superior ignition, enhanced acceleration, and fuel efficiency. Designed for durability with a copper-glass seal and a lifespan exceeding 100,000 miles, it offers universal fitment for professional-grade performance upgrades. ## Description Iridium and platinum technologies combine with Denso’s 360-degree laser welding process to create a plug with a lifetime over 100, 000 miles. TT or Twin-Tip technology promotes spark energy concentration and explosion, which translates into improved acceleration and economy. Iridium TT feature the world’s smallest 0. 4mm iridium center electrode and 0. 7mm needle tip ground electrode, which minimize spark interference and maximize ignitability, resulting in better power, torque and fuel economy. Denso’s patented iridium alloy has the highest iridium concentration, making it more durable and producing a dramatic improvement in spark plug life. ## Features - Product Type:Auto Part - Item Package Dimension:3.35 Inches L X0.96 Inches Wx0.96 Inches H - Item Package Weight:0.1 Pounds - Copper-Glass Seal Bonds Center Electrode And Insulator For A Gas-Tight Seal - Copper-glass seal bonds center electrode and insulator for a gas-tight seal ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B075CTRLLM | | Automotive Fit Type | Universal Fit | | Best Sellers Rank | #1,053,183 in Automotive ( See Top 100 in Automotive ) #5,582 in Automotive Replacement Spark Plugs | | Brand Name | Denso | | Compatible with Vehicle Type | UTV | | Core Material | Copper | | Customer Reviews | 3.8 3.8 out of 5 stars (10) | | Global Trade Identification Number | 00042511470149 | | Included Components | Spark Plugs (4) | | Item Type Name | Spark Plugs | | Item Weight | 0.01 Ounces | | Manufacturer | Denso | | Manufacturer Part Number | 4701 | | Manufacturer Warranty Description | 1 year manufacturer | | Model Number | IK16TT (4PK) | | OEM Equivalent Part Number | ABARTH%4606591AA, ABARTH%4796779, ABARTH%56006240, ABARTH%SP00ZFR5AP | | Thread Size | RM | | Top Material Type | Iridium | | UPC | 042511470149 | | Unit Count | 1 Count | ## Product Details - **Brand:** Denso - **Core Material:** Copper - **Thread Size:** RM - **Top Material Type:** Iridium - **Vehicle Service Type:** UTV ## Images ![IK16TT Iridium TT Spark Plug - Image 1](https://m.media-amazon.com/images/I/71RjREPZYrL.jpg) ![IK16TT Iridium TT Spark Plug - Image 2](https://m.media-amazon.com/images/I/812UZ3IkwJL.jpg) ![IK16TT Iridium TT Spark Plug - Image 3](https://m.media-amazon.com/images/I/51GL4MrTJzL.jpg) ![IK16TT Iridium TT Spark Plug - Image 4](https://m.media-amazon.com/images/I/619wC1NDwgL.jpg) ![IK16TT Iridium TT Spark Plug - Image 5](https://m.media-amazon.com/images/I/61jR7DXMjuL.jpg) ## Frequently Bought Together - 10xDENSO IK16TT SPARK PLUG - MANN-FILTER W 68/3 Oil Filter - CARS + TRANSPORTERS, Black - LIQUI MOLY Cera Tec 3721 I Ceramic Wear & Tear Protection for Petrol & Diesel Engines I Smoother Engine Performance, Less Friction & Lower Fuel Consumption I Ceramic Additive 300 ml Pack of 1 --- ## 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.co.uk/products/156530419-ik16tt-iridium-tt-spark-plug](https://www.desertcart.co.uk/products/156530419-ik16tt-iridium-tt-spark-plug) --- *Product available on Desertcart United Kingdom* *Store origin: GB* *Last updated: 2026-05-16*