---
product_id: 67723341
title: "IU27 Iridium Spark Plug"
brand: "denso"
price: "$46.75"
currency: USD
in_stock: true
reviews_count: 1
url: https://www.desertcart.us/products/67723341-iu27-iridium-spark-plug
store_origin: US
region: United States of America
---

# 0.4mm iridium electrode for max spark U-groove & taper cut for faster flame 360° laser welding for unmatched durability IU27 Iridium Spark Plug

**Brand:** denso
**Price:** $46.75
**Availability:** ✅ In Stock

## Summary

> ⚡ Ignite your drive with precision-engineered power!

## Quick Answers

- **What is this?** IU27 Iridium Spark Plug by denso
- **How much does it cost?** $46.75 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/67723341-iu27-iridium-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

- • **Rapid Flame Growth:** Innovative U-groove and taper cut ground electrode accelerates spark flame, boosting combustion efficiency.
- • **Trusted OEM Quality:** Manufactured by DENSO Europe B.V., guaranteeing premium reliability and compatibility with your vehicle.
- • **Unrivaled Durability:** DENSO’s patented 360-degree laser welding ensures a rock-solid bond and long-lasting structural strength.
- • **Lightweight & Compact:** At just 30g and 8.5x2.5x2.5 cm, it fits seamlessly for optimized engine tuning without bulk.
- • **Precision Ignition Power:** World’s smallest 0.4mm iridium center electrode maximizes firing potential for peak engine performance.

## Overview

The Denso IU27 Iridium Spark Plug features a world-leading 0.4mm iridium center electrode for maximum ignition efficiency, enhanced by a U-groove and taper cut ground electrode that accelerates spark flame growth. Its patented 360-degree laser welding technology ensures exceptional durability and performance, making it a top-tier choice for professional-grade vehicle maintenance.

## Description

Full description not available

## Features

- 0.4 mm iridium center electrode: world's smallest diameter that maximizes firing potential
- U-groove and taper cut ground electrode: provides faster spark flame growth and lessens heat quenching
- DENSO patented 360 degree laser welding process: ensuring exceptional quality bond and structural strength with the iridium center electrode

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | DENSO Europe B.V. |
| Brand | Denso |
| Model | IU27 |
| Product Dimensions | 8.5 x 2.5 x 2.5 cm; 30 g |
| Batteries | Lithium Metal batteries required. |
| Item model number | IU27 |
| Exterior | Painted |
| Manufacturer part number | IU27 |
| OEM Part Number | DENS7 |
| Position | Left |
| Safety rating | Tipo codice prodotto |
| Item Weight | 30 g |

## Product Details

- **Brand:** Denso
- **Core material:** Iridium
- **Thread size:** M14 x 1.25
- **Top material type:** Iridium
- **Vehicle service type:** Motorcycle

## Images

![IU27 Iridium Spark Plug - Image 1](https://m.media-amazon.com/images/I/71j0LjNNt3L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Five Stars
*by A***S on 3 May 2016*

Good quality, speedy service.

## Frequently Bought Together

- Denso (5363) IU27 Iridium Power Spark Plug, (Pack of 1)
- Genuine Honda (25430-PLR-003) Transmission Filter

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-03-19*