---
product_id: 39569196
title: "(4589) IFR6T-11 Laser Iridium Spark Plug (8 Pack)"
brand: "ngk"
price: "545.81 DT"
currency: TND
in_stock: true
reviews_count: 9
category: "Ngk"
url: https://www.desertcart.tn/products/39569196-4589-ifr6t-11-laser-iridium-spark-plug-8-pack
store_origin: TN
region: Tunisia
---

# Iridium core for superior spark 8-pack for long-lasting performance Direct OEM replacement fit (4589) IFR6T-11 Laser Iridium Spark Plug (8 Pack)

**Brand:** ngk
**Price:** 545.81 DT
**Availability:** ✅ In Stock

## Summary

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

## Quick Answers

- **What is this?** (4589) IFR6T-11 Laser Iridium Spark Plug (8 Pack) by ngk
- **How much does it cost?** 545.81 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/39569196-4589-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

- • **OEM-Grade Fitment:** Seamlessly replace your spark plugs with guaranteed vehicle-specific compatibility, ensuring hassle-free installation and peak engine function.
- • **Complete 8-Pack Value:** Stock up with this convenient 8-pack, perfect for multiple vehicles or future replacements—never compromise on quality or readiness.
- • **Durability That Lasts:** Built to endure extreme conditions, these spark plugs deliver consistent performance over extended mileage, saving you time and maintenance costs.
- • **Fuel Efficiency Booster:** Enhance your ride’s gas mileage and reduce emissions with advanced spark technology trusted by mechanics and recommended by manufacturers.
- • **Precision Iridium Spark:** Experience unmatched ignition efficiency with NGK's laser-welded iridium tip, engineered for optimal combustion and smoother engine performance.

## Overview

The NGK (4589) IFR6T-11 Laser Iridium Spark Plug 8-pack offers professional-grade ignition performance with a laser-welded iridium tip for enhanced durability and fuel efficiency. Designed as a direct OEM replacement, these plugs ensure perfect fitment and smoother engine operation, making them a top choice for vehicle maintenance and long-term reliability.

## Description

Genuine 8 pack NGK Laser Iridium 4589 Spark Plug

Review: Works for 01 Lexus GS430 - Works great on 01 Lexus GS430. Engine runs smoother now.
Review: Best on the market - from my mechanic! - 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.

## 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 | Vehicle Specific Fit |
| Best Sellers Rank | #385,067 in Automotive ( See Top 100 in Automotive ) #2,188 in Automotive Replacement Spark Plugs |
| Brand | NGK |
| Core Material | Iridium |
| Customer Reviews | 4.7 4.7 out of 5 stars (73) |
| Date First Available | December 24, 2016 |
| Global Trade Identification Number | 00087295845899 |
| Is Discontinued By Manufacturer | No |
| Item Weight | 14.1 ounces |
| Item model number | 4589 |
| Manufacturer | NGK |
| Manufacturer Part Number | 4589 |
| Model | 8 pack NGK Laser Iridium 4589 Spark Plug |
| Position | Front, Rear |
| Product Dimensions | 3.31 x 0.94 x 6.64 inches |
| Thread Size | 14 mm |
| Top Material Type | Iridium |
| UPC | 087295845899 |
| Vehicle Service Type | Car, Truck |

## Product Details

- **Brand:** NGK
- **Core Material:** Iridium
- **Thread Size:** 14 mm
- **Top Material Type:** Iridium
- **Vehicle Service Type:** Car, Truck

## Images

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Works for 01 Lexus GS430
*by S***Y on November 2, 2025*

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

### ⭐⭐⭐⭐⭐ Best on the market - from my mechanic!
*by A***R on September 23, 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.

### ⭐⭐⭐⭐⭐ Outstanding Spark Plugs for Optimal Performance!
*by X***D on October 16, 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.

## Frequently Bought Together

- NGK (4589) IFR6T-11 Laser Iridium Spark Plug (8 Pack)
- FEL-PRO VS 50592 R Engine Valve Cover Gasket Set for Toyota Tundra
- Set of 8 Ignition Coil Pack Fits for V8 4.7 4.3 2000 2001 2002 2003 2004 205 2006 2007 2008 2009 Toyota Tundra Sequoia Land Cruiser 4Runner LEXUS LX470 GX470 GS430 LS430 SC430 Replaces UF230 UF493

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**Shop now:** [https://www.desertcart.tn/products/39569196-4589-ifr6t-11-laser-iridium-spark-plug-8-pack](https://www.desertcart.tn/products/39569196-4589-ifr6t-11-laser-iridium-spark-plug-8-pack)

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*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-07-09*