---
product_id: 543970734
title: "NGK (4589) IFR6T-11 Laser Iridium Spark Plug (8 Pack)"
brand: "ngk"
price: "576.56 DT"
currency: TND
in_stock: true
reviews_count: 5
url: https://www.desertcart.tn/products/543970734-ngk-4589-ifr6t-11-laser-iridium-spark-plug-8-pack
store_origin: TN
region: Tunisia
---

# Iridium core for superior ignition 8-pack for full engine overhaul Universal 14mm thread fits most vehicles NGK (4589) IFR6T-11 Laser Iridium Spark Plug (8 Pack)

**Brand:** ngk
**Price:** 576.56 DT
**Availability:** ✅ In Stock

## Summary

> ⚡ Ignite your drive with NGK’s laser precision spark plugs!

## Quick Answers

- **What is this?** NGK (4589) IFR6T-11 Laser Iridium Spark Plug (8 Pack) by ngk
- **How much does it cost?** 576.56 DT with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/543970734-ngk-4589-ifr6t-11-laser-iridium-spark-plug-8-pack)

## 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

- • **Complete 8-Pack Set:** Ideal for full engine tune-ups—never run out mid-maintenance
- • **Trusted NGK Quality:** Genuine OEM replacement with 4.7-star rating, backed by automotive pros worldwide
- • **Durability That Lasts:** Iridium material ensures longer lifespan and consistent performance under pressure
- • **Precision Laser Iridium Tip:** Maximizes spark efficiency for smoother starts and improved fuel economy
- • **Universal Fit Compatibility:** Seamlessly fits cars and trucks with a 14mm thread size—no guesswork needed

## Overview

The NGK (4589) IFR6T-11 Laser Iridium Spark Plug 8-pack offers a universal 14mm thread fit for cars and trucks, featuring a durable iridium core that enhances ignition efficiency and longevity. This genuine NGK OEM part comes in original packaging, ensuring reliable performance and easy installation for professional-grade engine maintenance.

## Description

NGK (4589) IFR6T-11 Laser Iridium Spark Plug (8 Pack)

## Features

- 8 pack NGK Laser Iridium 4589 Spark Plug
- Genuine NGK Parts
- Includes original packaging and hardware
- Direct replacement auto parts
- Confirm vehicle fitment with desertcart Confirmed Fit

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Asin | B01M97PGOT |
| Automotive Fit Type | Universal Fit |
| Best Sellers Rank | #108,379 in Automotive (See Top 100 in Automotive) #692 in Automotive Performance Spark Plugs |
| Brand Name | NGK |
| Compatible With Vehicle Type | Car, Truck |
| Core Material | Iridium |
| Customer Reviews | 4.7 4.7 out of 5 stars (77) 4.7 out of 5 stars |
| Gap Size | 0.04 Inches |
| Global Trade Identification Number | 00087295845899 |
| Included Components | 4589 |
| Item Weight | 399 g |
| Manufacturer | NGK |
| Manufacturer Part Number | 4589 |
| Model Number | 4589 |
| Number Of Items | 1 |
| Oem Equivalent Part Number | 4589 |
| Thread Size | 14 mm |
| Top Material Type | Iridium |
| Unit Count | 1.0 Count |
| Upc | 087295845899 |

## Product Details

- **Brand:** NGK
- **Core material:** Iridium
- **Thread size:** 14 mm
- **Top material type:** Iridium
- **Vehicle service type:** Car, Truck

## Images

![NGK (4589) IFR6T-11 Laser Iridium Spark Plug (8 Pack) - Image 1](https://m.media-amazon.com/images/I/7196LRQ4qaL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Outstanding Spark Plugs for Optimal Performance!
*by  on Reviewed in the United States 16 October 2024*

The NGK (4589) IFR6T-11 Laser Iridium Spark Plugs are a fantastic choice for anyone looking to boost their vehicle’s performance. After installing these in my boat, I immediately noticed smoother idling, quicker starts, and improved throttle response. Overall, these spark plugs deliver high performance and reliability. Highly recommended for any performance enthusiast! 1999 Toyota Epic Lexus V8.

### ⭐⭐⭐⭐⭐ Works for 01 Lexus GS430
*by  on Reviewed in the United States 2 November 2025*

Works great on 01 Lexus GS430. Engine runs smoother now.

### ⭐⭐⭐⭐⭐ Best on the market - from my mechanic!
*by  on Reviewed in the United States 23 September 2025*

Mechanic at Lexus who installed them was blown away by the price! The perfect spark plugs for my 2008 GX470, very high end. The mechanic said they would help improve gas mileage a bit, they are exactly what the factory recommends, will last a long time, and they will help smooth out the engine as well. Very easy to install as they authenticated to the engine.

## Frequently Bought Together

- NGK (4589) IFR6T-11 Laser Iridium Spark Plug (8 Pack)
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**Shop now:** [https://www.desertcart.tn/products/543970734-ngk-4589-ifr6t-11-laser-iridium-spark-plug-8-pack](https://www.desertcart.tn/products/543970734-ngk-4589-ifr6t-11-laser-iridium-spark-plug-8-pack)

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*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-08-15*