---
product_id: 14103950
title: "NGK # 6509 Iridium Spark Plug LTR6IX-11 - 6 PCSNEW"
brand: "ngk"
price: "B/.145"
currency: PAB
in_stock: true
category: "Ngk"
url: https://www.desertcart.com.pa/products/14103950-ngk-6509-iridium-spark-plug-ltr6ix-11-6-pcsnew
store_origin: PA
region: Panama
---

# Pack of 6 for long-term use Iridium core for max ignition Vehicle-specific 14mm thread fit NGK # 6509 Iridium Spark Plug LTR6IX-11 - 6 PCSNEW

**Brand:** ngk
**Price:** B/.145
**Availability:** ✅ In Stock

## Summary

> ⚡ Ignite your drive with NGK’s iridium spark plugs—where power meets precision!

## Quick Answers

- **What is this?** NGK # 6509 Iridium Spark Plug LTR6IX-11 - 6 PCSNEW by ngk
- **How much does it cost?** B/.145 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.pa](https://www.desertcart.com.pa/products/14103950-ngk-6509-iridium-spark-plug-ltr6ix-11-6-pcsnew)

## 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

- • **Bulk Pack Advantage:** Get six spark plugs in one pack—ideal for maintenance or multiple vehicles.
- • **Tailored Vehicle Fit:** Designed with a 14mm thread size to perfectly match your car or truck engine.
- • **Trusted Brand Quality:** NGK’s #6509 spark plugs boast a 4.7-star rating from over 2,500 users.
- • **Precision Iridium Core:** Experience superior ignition performance with ultra-durable iridium technology.
- • **OEM Equivalent Reliability:** Seamlessly replaces multiple OEM parts ensuring hassle-free compatibility.

## Overview

The NGK #6509 Iridium Spark Plug LTR6IX-11 comes in a convenient 6-pack, featuring a durable iridium core and a 14mm thread size tailored for cars and trucks. Highly rated by thousands of users, these spark plugs offer reliable OEM-equivalent performance to keep your engine firing efficiently.

## Description

Sold in packs of 6.

## Features

- Sold in packs of 6

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00J62NNAC |
| Automotive Fit Type | Vehicle Specific Fit |
| Best Sellers Rank | #12,589 in Automotive ( See Top 100 in Automotive ) #58 in Automotive Replacement Spark Plugs |
| Brand Name | NGK |
| Compatible with Vehicle Type | Car, Truck |
| Core Material | Iridium |
| Customer Reviews | 4.7 4.7 out of 5 stars (2,551) |
| Included Components | 6509 |
| Item Highlight | Replaces SP526 CYFS12YP 4714 4719 5339 ITV20 IT20TT ITV20TT IVT20TT 6728 9617 HR7MPP30X 3017 XP5263 XP5363 XP5863. |
| Item Weight | 10.56 ounces |
| Manufacturer | NGK |
| Manufacturer Part Number | 6509 |
| Manufacturer Warranty Description | Includes manufacturer provided warranty |
| Model Number | LTR6IX-11 |
| Number of Items | 6 |
| OEM Equivalent Part Number | 6509 |
| Thread Size | 14mm |
| Top Material Type | Iridium |
| UPC | 087295065099 |
| Unit Count | 1 Count |

## Product Details

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

## Images

![NGK # 6509 Iridium Spark Plug LTR6IX-11 - 6 PCSNEW - Image 1](https://m.media-amazon.com/images/I/619zkWbYNZL.jpg)

## Questions & Answers

**Q: Are these genuine NGK plugs**
A: Yes they are. Put them in a 2012 Cadillac. Car is still running just fine.

**Q: Gap was .041, spark plug off my 2011 Mustang V6 were 0.050, why the difference?**
A: Most all plugs come new at around .038. they have to be gapped according to specs by the engine manufacturer. Worn plugs will have a wider gap due to deteriorated metal and heat.

**Q: Has anyone tried this on a lincoln mkx?**
A: must be applied by engine size not car model

**Q: Is it fit Volkswagen Tiguan 2.0 tsi**
A: NGK has multiple grades of plugs that may fit your vehicle.  
It is recommended to go to NGK site at   https://ngksparkplugs.com/en/part-finder    to verify the applications that will fit your vehicle.
This site will show you all of the available plugs to fit your vehicle and will also show you which grade plug is recommended for the best performance of your specific engine.

## Frequently Bought Together

- NGK # 6509 Iridium Spark Plug LTR6IX-11 - 6 PCSNEW
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- Ignition Coil Pack Replacement for 3.5 3.7 V6 Ford Edge Explorer F150 Flex MKS MKT MKZ, Mazda 6 CX-9 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 3.7L 3.5L, UF553 DG520, Pack of 6

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**Shop now:** [https://www.desertcart.com.pa/products/14103950-ngk-6509-iridium-spark-plug-ltr6ix-11-6-pcsnew](https://www.desertcart.com.pa/products/14103950-ngk-6509-iridium-spark-plug-ltr6ix-11-6-pcsnew)

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*Product available on Desertcart Panama*
*Store origin: PA*
*Last updated: 2026-09-28*