---
product_id: 261588848
title: "NGK (7397-4PK) TR5IX Iridium IX Spark Plug, (Box of 4)"
brand: "ngk"
price: "14003 kr"
currency: ISK
in_stock: true
url: https://www.desertcart.is/products/261588848-ngk-7397-4pk-tr5ix-iridium-ix-spark-plug-box-4
store_origin: IS
region: Iceland
---

# Extreme ignitability Improved throttle response Superior anti-fouling NGK (7397-4PK) TR5IX Iridium IX Spark Plug, (Box of 4)

**Brand:** ngk
**Price:** 14003 kr
**Availability:** ✅ In Stock

## Summary

> Ignite Your Drive! 🔥

## Quick Answers

- **What is this?** NGK (7397-4PK) TR5IX Iridium IX Spark Plug, (Box of 4) by ngk
- **How much does it cost?** 14003 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.is](https://www.desertcart.is/products/261588848-ngk-7397-4pk-tr5ix-iridium-ix-spark-plug-box-4)

## Best For

- ngk enthusiasts

## Why This Product

- Trusted ngk brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Foul-Proof Design:** Longer insulator nose and corrugated ribs prevent fouling and flashover, keeping your engine running smoothly.
- • **Corrosion? Not Here!:** Trivalent Metal Plating offers superior anti-corrosion and anti-seizing properties for long-lasting reliability.
- • **Stay Ahead of the Game:** The tapered ground electrode minimizes electrical quenching effect, ensuring optimal performance.
- • **Durability Meets Performance:** With a 0.6mm laser welded fine Iridium tip, enjoy high durability and a consistently stable spark.
- • **Unleash Your Engine's Potential:** Experience the power of extreme ignitability with Iridium IX spark plugs, designed for performance enthusiasts.

## Overview

The NGK TR5IX Iridium IX Spark Plug (Box of 4) is engineered for high-performance engines, featuring a fine Iridium tip for extreme ignitability, improved throttle response, and superior anti-fouling capabilities. Its durable design includes a tapered ground electrode and advanced anti-corrosion plating, making it the ideal choice for performance enthusiasts seeking reliability and efficiency.

## Description

NGK (7397-4PK) TR5IX Iridium IX Spark Plug, (Box of 4)

## Features

- Designed specifically for the performance enthusiast, Iridium IX offers extreme ignitability, improved throttle response and superior anti fouling
- The 0.6mm laser welded fine Iridium tip ensures high durability and a consistently stable spark and the tapered ground electrode minimizes electrical Quenching Effect
- Longer insulator nose prevents fouling, the corrugated ribs on insulator prevents flashover, and a triple gasket seal eliminates combustion gas leakage
- Iridium alloy has extremely high melting point, giving it high durability to heat and electrical wear, perfect for today's high-performance engines
- Trivalent Metal Plating - superior anti-corrosion and anti-seizing properties

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | NGK |
| Brand | NGK |
| Model | 7397-4PK |
| Product Dimensions | 10.41 x 8.89 x 2.54 cm; 68.04 g |
| Item model number | 7397-4PK |
| Manufacturer Part Number | 8M0046007 |
| OEM Part Number | TR5IX |
| Item Weight | 68 g |

## Product Details

- **Brand:** NGK
- **Core material:** Iridium
- **Gap size:** 0.6 Millimeters
- **Thread size:** Thread diameter: 14 mm, Thread length: 17.5 mm
- **Top material type:** Metal

## Images

![NGK (7397-4PK) TR5IX Iridium IX Spark Plug, (Box of 4) - Image 1](https://m.media-amazon.com/images/I/71iSVSsw1HL.jpg)
![NGK (7397-4PK) TR5IX Iridium IX Spark Plug, (Box of 4) - Image 2](https://m.media-amazon.com/images/I/41PhgdPZSBL.jpg)

## Available Options

This product comes in different **Number Of Items** options.

## Questions & Answers

**Q: Will these fit my 95 ford thunderbird 4.6l sohc v8 ?**
A: No this listing is compatible for 1983-1988 Ford Thunderbird. Thank you.

**Q: Are the terminal nuts removable?**
A: On the spark plug itself? No. Unless you break them off but i wouldn't suggest that lol

**Q: Will these fit 2011 camry le**
A: The best way to determine fit for these or any other plug is to go to the NGK website and verify fit on their fitment chart

**Q: what spark plug i use in my bike ducati diavel carbon 2013 and my ducati multiestrada 2014? thanks**
A: The best bet is to check the ngk website to verify fitment especially on a bike since the wrong plug may reach too far into the combustion chamber and cause damage

## Frequently Bought Together

- NGK 7397 TR5IX Iridium IX Spark Plug, Pack of 4
- JDMSPEED High Performance Spark Plug Ignition Wire for 2000-2009 Chevy GMC V8
- NGK 7397 Spark Plug

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**Shop now:** [https://www.desertcart.is/products/261588848-ngk-7397-4pk-tr5ix-iridium-ix-spark-plug-box-4](https://www.desertcart.is/products/261588848-ngk-7397-4pk-tr5ix-iridium-ix-spark-plug-box-4)

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*Product available on Desertcart Iceland*
*Store origin: IS*
*Last updated: 2026-03-03*