---
product_id: 636500901
title: "Spark Plug LTR6IX-11 6509 Pack of 8"
brand: "ngk"
price: "564.71 DT"
currency: TND
in_stock: true
reviews_count: 5
category: "Ngk"
url: https://www.desertcart.tn/products/636500901-spark-plug-ltr6ix-11-6509-pack-of-8
store_origin: TN
region: Tunisia
---

# Iridium IX for superior ignition Durable copper core for lasting performance Pre-gapped for easy install Spark Plug LTR6IX-11 6509 Pack of 8

**Brand:** ngk
**Price:** 564.71 DT
**Availability:** ✅ In Stock

## Summary

> ⚡ Ignite your ride with NGK’s elite spark—because every drive deserves a flawless start!

## Quick Answers

- **What is this?** Spark Plug LTR6IX-11 6509 Pack of 8 by ngk
- **How much does it cost?** 564.71 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/636500901-spark-plug-ltr6ix-11-6509-pack-of-8)

## 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

- • **Trusted Authenticity:** Genuine NGK product guarantees OEM quality and consistent performance.
- • **Value Pack Advantage:** Set of 8 spark plugs offers complete engine refresh with one purchase—never compromise on power.
- • **Effortless Installation:** Pre-gapped and vehicle-specific fit ensures a hassle-free upgrade in minutes.
- • **Long-Lasting Durability:** Copper core and nickel top materials provide enhanced heat resistance and longevity.
- • **Precision Ignition Power:** NGK Iridium IX technology delivers a stronger, more reliable spark for peak engine performance.

## Overview

The NGK LTR6IX-11 6509 Pack of 8 is a set of genuine Iridium IX spark plugs designed for vehicle-specific fitment, featuring a durable copper core and nickel top for enhanced ignition and longevity. Pre-gapped for easy installation, these plugs deliver reliable, high-performance ignition, making them a top choice for automotive enthusiasts seeking OEM-quality upgrades.

## Description

Genuine 8 pack NGK Iridium IX 6509 Spark Plug

Review: Instant Performance - Great choice for 2011 Ford F-150 5.0 great performance, installation was open and replace pre-gapped and everything. Durable and smooth after 4 months so far.
Review: Good spark plugs and for a good price. Also grab a gauge to properly gap! - Working well so far. Product was packaged nicely and authentically from NGK. Plugs feel sturdy, and fit in socket and were installed and torqued easily. Plugs will need to be gapped manually with a gauge.

## Features

- Authentic Product
- Ngk Spark Plugs Brand
- Individual Pack
- Ngk Spark Plugs Part 6509
- Brand new, never used.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07PJ52HYJ |
| Automotive Fit Type | Vehicle Specific Fit |
| Best Sellers Rank | #10,250 in Automotive ( See Top 100 in Automotive ) #52 in Automotive Performance Spark Plugs |
| Brand Name | NGK |
| Compatible with Vehicle Type | Motorcycle |
| Core Material | Copper |
| Customer Reviews | 4.8 4.8 out of 5 stars (101) |
| Included Components | 6509 |
| Item Weight | 399 g |
| Manufacturer | NGK |
| Manufacturer Part Number | 6509 |
| Model Number | 6509 |
| Thread Size | 14mm |
| Top Material Type | Nickel |
| UPC | 087295180334 |
| Unit Count | 8.0 Count |

## Product Details

- **Brand:** NGK
- **Core material:** Copper
- **Thread size:** 14mm
- **Top material type:** Nickel
- **Vehicle service type:** Motorcycle

## Images

![Spark Plug LTR6IX-11 6509 Pack of 8 - Image 1](https://m.media-amazon.com/images/I/6127F3keTTL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Instant Performance
*by C***R on 11 April 2026*

Great choice for 2011 Ford F-150 5.0 great performance, installation was open and replace pre-gapped and everything. Durable and smooth after 4 months so far.

### ⭐⭐⭐⭐⭐ Good spark plugs and for a good price. Also grab a gauge to properly gap!
*by R***I on 10 September 2025*

Working well so far. Product was packaged nicely and authentically from NGK. Plugs feel sturdy, and fit in socket and were installed and torqued easily. Plugs will need to be gapped manually with a gauge.

### ⭐⭐⭐⭐⭐ Best plugs I’ve ever used!
*by R***M on 14 December 2025*

These plugs are the best! I should’ve replaced them sooner. Went from 12mpg to 18mpg!

## Frequently Bought Together

- NGK Spark Plug LTR6IX-11 6509 Pack of 8
- Permatex 22058 Dielectric Tune-Up Grease, 3oz. - High Performance Dielectric Grease Used To Protect Terminals, Spark Plugs, Wiring And Other Electrical Connections Against Salt, Dirt, And Corrosion
- CTA Tools 3235 Spark Plug Gapper

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**Shop now:** [https://www.desertcart.tn/products/636500901-spark-plug-ltr6ix-11-6509-pack-of-8](https://www.desertcart.tn/products/636500901-spark-plug-ltr6ix-11-6509-pack-of-8)

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*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-07-23*